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Experience Level
Senior
Qualifications
The ideal candidate will possess:A strong background in information security or a related field. Experience with security technologies and frameworks such as firewalls, IDS/IPS, and SIEM. Knowledge of regulatory requirements and best practices in security. Excellent problem-solving skills and the ability to work collaboratively. Certifications such as CISSP, CISM, or equivalent are preferred.
About the job
AJ Bell seeks a Senior Information Security Engineer to strengthen the protection of company information systems and support compliance initiatives. The position is offered as a hybrid role, with the option to work from either the Manchester or London office and some flexibility for remote work.
Key responsibilities
Identify and assess security vulnerabilities within company systems
Implement and maintain security controls to protect data and infrastructure
Collaborate with teams across the business to promote effective security practices
Assist in maintaining compliance with relevant regulations and internal policies
Location
This role is based in Manchester or London with a hybrid work arrangement, allowing for both office presence and remote work.
About AJ Bell
AJ Bell is one of the UK's largest investment platforms, dedicated to helping clients achieve their financial goals. With a commitment to innovation and customer service, we strive to create a transparent and efficient investment experience. Join us and be part of a forward-thinking organization that values integrity and professional growth.
About UsAt Twilio, we are redefining the landscape of communication by empowering businesses and developers globally to create personalized customer experiences—all from the comfort of their homes. Our innovative solutions cater to hundreds of thousands of businesses, fostering a culture of remote work that emphasizes inclusivity and connection. Join a vibra…
At Engine by Starling, we prioritize security as a vital component of our engineering practice. As a Senior Cloud Security Engineer, you will play a critical role in shaping the security architecture of our multi-tenant core banking platform. Your responsibilities will include writing code, automating security defenses, and ensuring our infrastructure across AWS and GCP is secure by design and compliant by default.Your MissionIn this dynamic role, you will lead initiatives to strengthen both our infrastructure and application platforms. You'll tackle complex security challenges through code, focusing on three key areas:Identity & Network Security: Develop robust IAM controls and implement zero-trust network architectures. You will refine edge-defense strategies ensuring every request is validated and encrypted.Unified Vulnerability Orchestration: Create a custom dashboard for security data by engineering API integrations between scanning tools, dependency trackers, and internal portals to establish a streamlined, automated vulnerability ecosystem.Compliance as Code: Align technical execution with regulatory requirements. Build automated systems that deliver real-time evidence for compliance frameworks such as SOC 2, ISO 27001 & PCI, reducing manual overhead.Your TeamYou will be a vital member of our expanding Security Engineering team, collaborating closely with our Infrastructure, Cross-Cutting, Information Security, and GRC teams. At Engine, we believe security should be integral to every technical process, not an afterthought. You will work collaboratively with engineers across the organization to create a resilient platform against evolving threats.About YouWe are seeking experienced Cloud Security Engineers, but we also welcome talented Software Engineers with strong programming skills who are eager to apply their expertise to security challenges. Engine engineers are driven by impact and high-quality outcomes, irrespective of their original tech stack. Whether you are a security specialist or a developer with a
Abound is changing how consumer lending works in the UK and beyond. By combining advanced AI with Open Banking data, the company looks at a person’s complete financial situation, not just a credit score, to make lending decisions that are fairer and more accurate. Since launch, Abound has issued over £1.3bn in loans, with a credit performance that outpaces industry averages. The company became profitable within 2.5 years and has backing from major investors, including Citi and Deutsche Bank. With over £2bn in funding, Abound is recognized as one of Europe’s fastest-growing fintechs. Role overview This Senior Security Engineer position is based in London and sits within the Platform team. The role blends DevSecOps responsibilities, serving as a bridge between product engineering and Corporate IT. As a hands-on contributor, the Senior Security Engineer critically reviews security architecture across both production and internal IT environments. During the first 6 to 12 months, the focus will be on designing and implementing next-generation cloud security architecture in AWS and GCP. The role also involves building and maturing internal SOC capabilities, particularly around detection and response. What you will do Manage Microsoft Sentinel to strengthen SIEM/SOAR capabilities Automate RBAC for identity and access management across AWS, Microsoft Entra, and internal systems Embed security controls into GitLab CI/CD pipelines, including scanning, infrastructure-as-code reviews, and automated policy enforcement Support a shift-left approach by integrating security throughout the software development lifecycle Technology stack Cloud & Compute: AWS, ECS Fargate, Aurora, Lambda, GCP Data Lake: S3, DMS, Glue Security & Identity: Microsoft Defender (XDR), Microsoft Sentinel (SIEM/SOAR), Defender for Cloud (CSPM), Microsoft 365, Entra, Intune Cloud Security Tooling: GuardDuty, Security Hub, Inspector, Security Command Center Code & Infrastructure: Terraform, GitLab CI/CD
Join our dynamic team at Konecranes as a Senior QA Automation Engineer, where you will play a pivotal role in ensuring the highest quality standards are met in our innovative products. Your expertise in automation testing will be essential in enhancing our testing frameworks and driving process improvements. This position offers a unique opportunity to work with cutting-edge technologies in a collaborative environment.
Why Join Deliveroo?At Deliveroo, our mission is to revolutionize how people shop and dine by seamlessly connecting consumers, restaurants, shops, and delivery riders. We strive to make food and product accessibility more convenient and enjoyable, empowering individuals to purchase what they want, when and where they desire.As a forward-thinking, technology-driven organization, we are leading the charge in one of the fastest-growing industries globally. Our small team is making a significant impact as we tackle some of the most fascinating challenges. We prioritize speed, autonomy, and innovative ideas, continuously seeking fresh perspectives.About the RoleIn the role of Senior Security Engineer, you will spearhead the development and implementation of security measures that safeguard our internal networks, workforce identities, endpoints, and corporate systems. Collaborating with security teams across the US, EU, and APAC, you will aim to minimize risk and enhance our security controls.Operating with significant independence, you will define the technical strategy, make architectural decisions, and oversee the execution of complex security projects from start to finish. Your focus will be on balancing risk mitigation with user experience, ensuring that security measures are effective without hindering employee productivity.This position emphasizes Identity and Access Management (IAM), Endpoint Security (EDR), Network Security, logging and detection engineering, and secure SaaS enablement. You will collaborate closely with IT, Legal, Privacy, Engineering, and business stakeholders to ensure that security is integrated as a fundamental practice across the organization.Our security protocols are aligned with recognized frameworks such as the CIS Critical Security Controls and the NIST Cybersecurity Framework (CSF).
Join Checkatrade as a Senior Security Engineer and play a pivotal role in safeguarding our systems and data. In this position, you will be responsible for designing and implementing robust security measures, monitoring potential threats, and ensuring compliance with industry standards. We seek a proactive individual who thrives in a fast-paced environment and is dedicated to continuous improvement.
Application Deadline: We are actively conducting interviews and aim to fill this position promptly as soon as we find the right candidate.THE OPPORTUNITYApollo Research is searching for a Senior Security Engineer to take full ownership of security protocols and practices within our organization. As the first dedicated security hire, you will play a crucial role in maintaining the trust of our innovative AI lab partners and supporting our research mission. This position is embedded within the engineering team and reports directly to the CEO.YOUR RESPONSIBILITIES WILL INCLUDE- Establishing and leading Apollo's security program. You will create and manage the security roadmap, perform risk assessments, and adapt the program as the organization evolves, defining the security posture in relation to our size, threat model, and partner relationships.- Fostering trust with our AI lab partners. You will be the primary contact for security teams of our partners, building relationships with their CISOs, and ensuring our security practices are documented and meet the necessary standards for our partnerships.- Setting security strategies for engineering. You will define security principles and an AppSec strategy that the engineering team will adopt, creating efficient pathways for secure development.- Defining the use of AI tools and integrations at Apollo. You will determine approved tools, data handling procedures, and vetting processes for new technologies, ensuring a balance between security and the need for cutting-edge research tools.- Managing our security tooling stack and automating operations. You will select, implement, and oversee security controls such as EDR/MDR, endpoint management, email protection, and identity management, while automating processes wherever feasible.- Leading compliance and certification efforts. You will spearhead certification initiatives (ISO 27001, SOC 2) as required, integrating compliance into our security practices.- Managing IT administration across the organization. You will oversee Google Workspace and other IT resources.
At Menlo Security, we are dedicated to empowering secure connections, communications, and collaborations worldwide. Our mission has become increasingly vital in the current landscape shaped by COVID-19. We proudly serve a diverse clientele, including Fortune 500 companies, 9 out of the 10 largest global banks, and the Department of Defense.As we transition from a team of 400 towards our next growth phase, we seek passionate individuals who exhibit empathy and adaptability. The ideal candidate will possess a strong ethical foundation, exceptional organizational skills, and a commitment to service. A willingness to both give and receive constructive feedback is essential.Backed by industry-leading investors such as Vista Equity Partners, General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures, Menlo is poised for significant growth.Position Overview:The Senior Security Engineer will play a crucial role in safeguarding our organization’s digital assets, infrastructure, and data. Responsibilities include designing, implementing, and maintaining security systems and controls, managing security tools, conducting risk assessments, responding to incidents, and ensuring compliance with relevant security standards. This position involves close collaboration with various teams within Menlo to promote security best practices across all technological initiatives, thereby enhancing our security posture and resilience.Key Responsibilities:Security Operations & Monitoring:Oversee the SIEM platform and manage security alerts to identify, investigate, and respond to potential threats.Administer and optimize EDR solutions, specifically Crowdstrike, to ensure comprehensive endpoint protection.Lead incident response efforts, including investigation, containment, remediation, and post-incident analysis.Vulnerability & Risk Management:Oversee the vulnerability management program, including scanning, prioritization, and coordination of remediation efforts.Conduct risk assessments and formulate strategies for risk mitigation.
About BitMEXBitMEX is a premier global exchange specializing in cryptocurrency derivatives, delivering a state-of-the-art trading platform for traders worldwide. Established in 2014, BitMEX boasts an unmatched security record with a promise of 'no coin lost, ever!'.Our platform is designed for cryptocurrency derivatives traders, offering low latency, extensive liquidity, and maximum uptime. Currently, BitMEX features over 100 derivatives contracts, 16 pairs available for spot trading, and a user-friendly conversion feature across more than 30 different cryptocurrencies.In 2015, BitMEX transformed the market by introducing the Perpetual Swap, which has become the most traded crypto product globally. Demonstrating a commitment to transparency, since 2021, BitMEX has been among the first exchanges to consistently publish its on-chain Proof of Reserves and Proof of Liabilities, ensuring that available funds exceed total client balances.To learn more about BitMEX, our initiatives, and products, visit the BitMEX Blog or www.bitmex.com, and connect with us on LinkedIn, Discord, Telegram, and Twitter.OverviewWe are seeking an experienced Offensive Security Engineer to join our Product Security team. In this role, you will be responsible for maintaining critical security systems within our architecture and assisting the broader engineering and DevOps practices. Your expertise and innovative approach will be pivotal in safeguarding our platform.
Full-time|Remote|Remote — London, England, United Kingdom
At Kroo Bank, we are pioneering the future of banking through innovative technology and exceptional digital services. As the fintech sector rapidly evolves, our bank is committed to adapting our roles and responsibilities to seize new business opportunities and meet emerging challenges. We prioritize updating our job descriptions to maintain our leadership in banking innovation.Your Contributions and Key Responsibilities:In the role of Senior Security Engineer, you will play a crucial role in the design and implementation of security measures for our mobile applications, services, and websites, ensuring adherence to the highest security standards. Your expertise will be pivotal in continually assessing and enhancing our security systems, ensuring our products and services are secure by design and compliant with both internal and external regulatory requirements. Key responsibilities include:Security Analysis and Improvement: Continuously evaluate our security systems for potential enhancements, ensuring our defenses lead in cybersecurity practices.Vulnerability Management: Proactively identify, assess, and resolve security vulnerabilities to uphold the integrity and confidentiality of customer data.Security Automation: Streamline security processes and procedures to boost efficiency and effectiveness, minimizing the risk of human error.Security Requirements and Solutions: Define and document system security requirements, offering well-considered recommendations to management.Development of Security Standards: Create and maintain best practices and security standards within the organization, guiding teams in secure coding practices.Secure Design: Collaborate with development teams to ensure robust security measures are integrated into the design of web and mobile front-ends, along with microservice architectures.Cloud Security and Secure Infrastructure: Assist teams in identifying and addressing gaps in infrastructure security, aligning with industry security posture standards.Cybersecurity Collaboration: Work closely with stakeholders across the organization to ensure security measures align with our overarching cybersecurity strategy and protect the bank’s technology infrastructure.Regulatory Compliance: Support teams in meeting compliance requirements for internal audits and external regulators to mitigate potential fines and reputational damage.
Collaboration Fuels Our Success. Join Roku and Transform TV Viewing WorldwideRoku stands as the premier TV streaming platform across the U.S., Canada, and Mexico, with a vision to power every television globally. As pioneers in the streaming industry, our mission centers on being the connective tissue of the entire TV ecosystem. We bridge consumers with their favorite content, empower content creators to expand their reach and revenue, and offer advertisers unparalleled tools to engage audiences.Starting your journey with Roku means stepping into a role where your contributions matter. As a fast-growing public entity, we ensure that every team member plays an active role. Here, you can make an impact on millions of TV viewers worldwide while gaining invaluable experience across diverse fields. Team Overview The Roku Trust Engineering team comprises a dedicated group of professionals driven by a shared passion for information security. Our mission is to safeguard our customers, partners, devices, services, infrastructure, and data. We collaborate closely, sharing insights and expertise to remain at the forefront of industry challenges. Join us to become part of a vibrant team that thrives on overcoming obstacles and celebrating achievements together.
Full-time|Remote|London, England, United Kingdom; Remote - UK
Join Samsara as a Senior Security Engineer on our Vulnerability Team, where you'll play a pivotal role in enhancing our security posture. In this position, you will be responsible for identifying vulnerabilities within our systems and implementing effective solutions to mitigate risks. Collaborate with cross-functional teams to ensure the security of our products and infrastructure, and contribute to our mission of bringing transparency and safety to the IoT space.
Full-time|£38K/yr - £48K/yr|On-site|Luton, England, United Kingdom
Senior Security & Data EngineerSalary: £38,000 – £48,000 p.a. + company van + healthcare + pensionLocation: Field-based (UK South East / South Central preferred)Employment Type: Full-time, PermanentRole OverviewJoin our dynamic team at ubteam as a Senior Security & Data Engineer. We are looking for a dedicated professional with at least 5 years of hands-on experience in the installation and commissioning of electronic security and structured cabling systems. You will lead projects from inception to completion, supervise subcontractors and trainees, ensuring all work is conducted to the highest levels of safety and professionalism.Key Responsibilities• Installation, servicing, and commissioning of CCTV, Intruder, Access Control, Intercom, and Data Cabling systems.• Oversee and mentor assistant engineers or subcontractors during project execution.• Guarantee compliance with relevant standards and customer specifications throughout all installations.• Conduct thorough site surveys, create as-fitted documentation, and maintain professional client communications, including system training.• Operate independently or collaboratively within a project team.• Contribute technical insights for system enhancements and stay abreast of emerging technologies.
GT connects talented professionals with ambitious product teams in the UK, USA, Canada, Germany, and the Netherlands. Founded in 2019 by a former executive from Apple, Nest, and Google, GT partners with high-growth companies to build lasting careers. We are hiring a Senior QE Automation Engineer (Mobile) for our client, Feeld, a company dedicated to improving how people connect in the dating space. Feeld’s mission centers on helping people build deeper relationships and embrace self-acceptance, with a product that supports open conversations about sexuality and connection. Role Overview This is a remote position open to candidates based in Europe. As a Senior QE Automation Engineer, you will join Feeld’s distributed team to help shape the quality of a human-centered mobile product. What You Will Do Work closely with the QA lead to refine and execute Feeld’s automation strategy Develop and maintain the end-to-end testing framework for mobile applications Identify bugs early in the development process to support smooth releases Expand test coverage and improve the reliability of automated tests Promote a culture of accountability and quality across the engineering team About the Team Feeld operates fully remotely, bringing together people who care about building inclusive products that support honest connection and personal growth.
Role overview mqreferrals seeks a Senior Security Engineer specializing in Threat Detection & Response. This is a remote role available to candidates based in the UK. What you will do Create and improve methods for detecting new and evolving cyber threats. Handle security incidents by investigating alerts and taking steps to contain threats. Collaborate with teams throughout the company to enhance security practices and strengthen infrastructure. Collaboration This position involves working closely with colleagues from various departments. The focus is on improving the company’s security posture and keeping systems protected as threats change over time.
Role overview Nexthink is hiring a Senior Corporate Security Engineer in London. This position focuses on protecting information systems and sensitive data by designing, implementing, and managing security controls throughout the corporate environment. What you will do Lead the creation and rollout of security measures for corporate systems Oversee the ongoing management of security protocols to keep data safe Work with teams across the company to identify and assess security risks Support compliance with relevant industry standards Collaboration This role works closely with cross-functional groups, making sure security stays a shared priority and that risk assessments are both thorough and actionable.
Full-time|On-site|Basingstoke, Hampshire, United Kingdom
At Nomios, our mission is to create a secure and interconnected future. Businesses worldwide rely on us to enhance and safeguard their digital infrastructures.As we continue to grow within the UK market, we are expanding our Professional Services team and are in search of a Senior Security Engineering Consultant. This role will focus on providing specialized security engineering and operational consulting to our diverse clientele.This position is a hands-on technical role within the Security Operations domain, aimed at assisting clients in enhancing and automating their Security Operations Center (SOC) functionalities, tools, and detection capabilities. You'll work with a variety of technologies and projects, from SOAR and SIEM implementations to vulnerability and exposure management, as well as process automation.Your RoleAs a Senior Security Engineering Consultant, you will be part of the Security Operations Team, collaborating closely with the Nomios SOC Engineering team.You will lead a variety of short to mid-term customer projects, offering both technical engineering and advisory support across Security Operations tools, architecture, and processes. Typical projects may include Azure health assessments, SOAR and automation implementations, SIEM and log integration, parser development, ruleset creation, and optimization of vulnerability and exposure management.Approximately half of your time will be allocated to direct customer engagements, while the remainder will support internal engineering projects, lab work, roadmap development, and innovation within the broader Security Operations Team.This role is ideal for an experienced SOC or Security Engineer who thrives in diverse environments and technologies and is comfortable engaging directly with clients as a trusted technical advisor. We are especially interested in candidates with Azure and cloud-based expertise.
AJ Bell seeks a Senior Information Security Engineer to strengthen the protection of company information systems and support compliance initiatives. The position is offered as a hybrid role, with the option to work from either the Manchester or London office and some flexibility for remote work. Key responsibilities Identify and assess security vulnerabilities within company systems Implement and maintain security controls to protect data and infrastructure Collaborate with teams across the business to promote effective security practices Assist in maintaining compliance with relevant regulations and internal policies Location This role is based in Manchester or London with a hybrid work arrangement, allowing for both office presence and remote work.
Causaly develops an AI-powered platform designed to help researchers and decision-makers in biomedicine quickly find and interpret evidence from scientific publications, clinical trials, regulatory documents, and complex data sources. The company’s mission centers on building a high-precision Knowledge Graph and applying generative AI to advance biomedical knowledge. Leading biopharmaceutical organizations use Causaly’s technology to accelerate drug discovery, improve safety, and support informed decisions. With backing from investors such as ICONIQ, Index Ventures, Pentech, and Marathon, Causaly continues to expand its product offerings and market reach. Role overview The Senior Security Engineer position at Causaly is based in London and offers the chance to shape the company’s security strategy and processes. This role provides significant autonomy and involves working closely with the security team, as well as collaborating across engineering and product groups. The Security Engineer will take ownership of vulnerability management, advise teams on security matters, and support SecOps activities. Expect to define strategies, build and refine processes, and serve as a trusted advisor throughout the engineering organization. Key responsibilities Lead the vulnerability management program: set strategy, select tools, prioritize work, and track remediation for dependencies, containers, and cloud infrastructure. Develop and maintain a dependency security strategy, including policies for third-party library use and update schedules. Integrate and manage security tools within CI/CD pipelines, such as SAST, SCA, secrets detection, and container scanning. Act as a security consultant for product and engineering teams, supporting design reviews, architecture decisions, and secure coding practices. Define and maintain security standards and guidelines that are practical for development teams. Oversee and improve the Security Champions program to build security awareness and skills across engineering teams. Support SecOps with incident triage and response, providing security engineering expertise when needed.
Contract|On-site|Bradford, England, United Kingdom
Role overview Adept Technical Recruitment is seeking a Senior Automation Engineer based in Bradford to serve as the technical representative for major project sites in Germany and Spain. This role centers on supporting technical reviews, Factory Acceptance Testing (FAT), and commissioning activities. Collaboration with a fellow team member is key to maintaining smooth project operations. Main responsibilities Act as the client’s technical representative at project locations in Germany and Spain. Support and conduct technical reviews of system designs submitted by external partners. Lead and participate in Factory Acceptance Testing (FAT) to validate system performance. Oversee and facilitate on-site commissioning activities, ensuring project objectives are achieved. Coordinate with both internal teams and external vendors to promote effective project delivery. Provide senior engineering oversight and contribute to strategic decisions throughout each project phase.
