Security Engineer

On-site Full-time

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Qualifications

Proven experience in security engineering and software development. Strong understanding of security protocols, cryptography, and risk management. Experience with security testing tools and methodologies. Ability to analyze and interpret security threats and vulnerabilities. Excellent problem-solving and analytical skills. Strong communication skills and the ability to work collaboratively in a team environment.

About the job

Join our dynamic team at SonarSource as a Security Engineer. In this pivotal role, you will be responsible for ensuring the security of our software products, identifying vulnerabilities, and implementing robust security measures to protect our clients' data. You will collaborate with cross-functional teams to enhance the overall security posture of our applications while staying up-to-date with the latest security trends and best practices. If you are passionate about cybersecurity and eager to make a significant impact, we want to hear from you!

About SonarSource

SonarSource is a leading company dedicated to helping organizations continuously improve their code quality and security. With a focus on innovation and excellence, we provide cutting-edge solutions that empower development teams to deliver secure and reliable software. Join us in our mission to make code better!

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Senior Application Security Engineer

vCluster Labs

Full-time|On-site|Germany - Munich

Join vCluster Labs as a Senior Application Security Engineer and become an integral part of our mission to create a secure ecosystem. In this pivotal role, you will oversee the comprehensive security of our product offerings, ensuring that vCluster sets the benchmark for secure multi-tenancy in Kubernetes. Your expertise will help us establish security proto…

Feb 26, 2026

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Senior Application Security Engineer

Trade Republic Bank

Full-time|On-site|Berlin; London

This position can be located in either Berlin or London. JOIN US TO MAKE A DIFFRENCE IN FINANCE Trade Republic is Europe's largest savings platform, with a presence in 17 countries and over 8 million customers who trust us with more than €100 billion in assets. We are on a mission to empower individuals to accumulate wealth through straightforward, secure, and accessible financial systems. This role offers a unique opportunity to advance your career alongside a talented team using cutting-edge technology, as we shape a bright financial future for millions. YOUR ROLE AND IMPACT As a Senior Security Engineer within our Application Security team, you will play a critical role in securing Trade Republic's applications and development lifecycle by integrating proactive security measures and upholding engineering excellence. Your key responsibilities will include: Collaborating with engineering teams to embed security throughout the software development lifecycle from design to deployment. Conducting security code reviews, threat modeling sessions, and architecture evaluations for essential applications and services. Designing and implementing SAST, DAST, and SCA solutions to identify vulnerabilities early in the development process. Building and maintaining application security testing automation within CI/CD pipelines. Creating secure coding standards, security libraries, and reusable security components for engineering teams. Executing penetration testing and vulnerability assessments of web applications, APIs, and mobile applications. Triaging, prioritizing, and remediating application vulnerabilities in close collaboration with development teams. Establishing a security champions program and delivering security training to engineering teams. Researching emerging application security threats and integrating defensive measures into our security architecture. Contributing to the management of bug bounty programs and liaising with external security researchers. WHAT WE SEEK IN YOU Core Qualifications: 5+ years of experience as a Security Engineer, with a minimum of 4 years specializing in application security. A deep understanding of web application security principles and practices. Experience in implementing security measures and conducting security assessments. Strong communication skills and the ability to work collaboratively in a team-oriented environment.

Feb 24, 2026

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Principal Solutions Engineer - Application Security

Wiz Inc.

Full-time|Remote|Remote - Germany

Wiz is a cloud security company focused on helping businesses protect their cloud environments. With a presence in over 20 countries and a customer base that includes more than half of the Fortune 100, Wiz supports organizations as they navigate cloud security challenges. The company values collaboration and encourages creative problem-solving across its global team. Role overview The Principal Solutions Engineer - Application Security plays a key role in aligning technical and business objectives throughout the sales process. This position works closely with Wiz’s CTO, Field CTO, Customer Success, Product Management, and R&D teams to ensure that efforts are coordinated and customer needs are met effectively. What you will do Collaborate with senior technical leaders and cross-functional teams to support sales initiatives Help drive alignment between product capabilities and customer requirements Contribute to the development of secure cloud solutions for enterprise clients Location This is a remote position based in Germany.

Apr 30, 2026

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Senior Application Security Engineer (d/f/m) at vivenu | Darmstadt/Frankfurt

vivenu

Full-time|On-site|Darmstadt/Frankfurt

vivenu develops event ticketing technology used by leading organizations in live entertainment, including the Grammys, Golden Globes, Stanford University, and Hockenheimring. The company’s API-first platform supports ticketing for over 10 million end users and handles more than 1 billion requests each month. With offices in Darmstadt, Frankfurt, and other locations worldwide, vivenu provides event organizers with tools to manage their brand experience, access detailed data insights, and integrate ticketing into digital systems. The platform is designed to be customizable and intuitive, supporting complex ticketing needs for global clients. vivenu’s infrastructure is built for scale and reliability, enabling clients to deliver strong experiences and drive growth. Backed by over $65 million in funding, the company continues to expand its reach in the live entertainment sector. Role overview The Senior Application Security Engineer (d/f/m) will join vivenu’s team in Darmstadt or Frankfurt. This role focuses on strengthening the security of a high-traffic, API-driven ticketing platform that supports millions of users worldwide.

Apr 29, 2026

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Web Application Security Engineer (d/m/w) - Remote Position

haufegroup

Full-time|Remote|Freiburg im Breisgau

Join haufegroup as a Web Application Security Engineer (d/m/w) and play a vital role in ensuring our web applications are secure and resilient against threats. As a key member of our development team, you will work remotely to identify vulnerabilities, implement security measures, and contribute to best practices in web security. If you have a passion for cybersecurity and a desire to make a difference, we want to hear from you!

Mar 23, 2026

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Proactive Application at Flash-Security

hrdpt

Full-time|On-site|Berlin

At Flash-Security, we welcome enthusiastic candidates to submit proactive applications for positions in our esteemed team. As a company specializing in security solutions, we value innovation, dedication, and the drive to excel. Your unique talents and experiences can contribute to our mission of ensuring safety and security for all our clients.

Apr 13, 2026

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Application Security Assurance Specialist

LITIT

Full-time|Remote|Remote job

ABOUT LITITLITIT, a partnership between NTT DATA and Reiz Tech, embodies a wealth of industry expertise and is committed to pioneering advancements in the IT sector. Our primary mission is to provide exceptional solutions tailored to meet the needs of clients in the DACH region. By blending the precision of German engineering, the diligence of Japanese work ethics, and the innovation of Lithuanian talent, LITIT stands out as a leader in delivering top-tier IT services.ROLE OVERVIEWWe are on the lookout for a seasoned Application Security Assurance Specialist to enhance our security practices throughout the software development lifecycle. This pivotal position involves embedding security into development processes, managing security assurance protocols, and advancing application security frameworks within intricate enterprise systems. You will collaborate with development, DevOps, and security teams to integrate secure-by-design principles throughout the software development lifecycle (SDLC) and continuous integration/continuous delivery (CI/CD) pipelines, while assisting organizations in effectively managing risks without sacrificing speed of delivery.This role is perfect for a security professional who possesses a blend of strong technical capabilities, strategic insight, and leadership skills.KEY RESPONSIBILITIESSecurity Governance and IntegrationEstablish and enforce security protocols across SDLC and CI/CD pipelines to ensure alignment with organizational security standards.Supervise the implementation of sophisticated security tools (e.g., SAST, DAST, SCA, automated secret scanning) in development environments.Offer technical expertise regarding security configuration management, deployment hardening, and secure integration of tools throughout all software delivery phases.Application Security AssuranceExecute thorough security risk assessments for both high- and low-level technical designs, ensuring compliance with OWASP, CIS Benchmarks, and secure coding practices.Conduct extensive security testing across application environments, focusing on API security, container scanning, and dynamic runtime evaluations, while assessing residual risks post-assessment.Strategic Consultation and AdvancementEngage with stakeholders to evaluate the security maturity of existing practices and propose enhancements aligned with compliance mandates and delivery speed.Provide expert recommendations for improving security frameworks and processes.

Feb 24, 2026

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Director of Application Security

n8n

Full-time|On-site|Berlin Office

n8n builds an open workflow orchestration platform focused on AI-powered automation. The platform blends code flexibility with no-code speed, helping technical teams automate processes and connect systems. Headquartered in Berlin, n8n has grown to over 220 team members across Europe and the US. The n8n community includes more than 650,000 active developers and creators. With over 145,000 GitHub stars, n8n ranks among the top 40 global projects. The company was named 4th in Sifted’s 2025 B2B SaaS Rising 100 and has raised $240 million, including a recent $180 million Series C at a $2.5 billion valuation. More than 500 integrations and a strong builder mindset drive n8n’s growth. The team welcomes exploration and encourages candidates to try n8n, regardless of technical background. To apply, candidates are asked to create their first workflow and share a screenshot. Registration is available at app.n8n.cloud/register. Role overview The Director of Application Security will shape and lead n8n’s security strategy from the Berlin office. This role supports product innovation, enterprise expansion, and secure engineering practices. Key responsibilities Define what “secure” means for n8n across the product, platform, and customer commitments Develop and maintain the security roadmap, set priorities, and guide decisions on key risks Serve as the chief security leader, ensuring visibility, direction, and accountability for security across engineering and leadership teams Establish foundational systems and build a team that integrates security into daily operations How to apply Candidates should explore n8n and submit a screenshot of their first workflow as part of the application. Details and registration are available at app.n8n.cloud/register.

Apr 27, 2026

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Spontaneous Application at Süss Security GmbH

Süss Security GmbH

On-site|On-site|Berlin

At Süss Security GmbH, we welcome passionate individuals who are eager to contribute to our mission of providing top-notch security solutions. By submitting a spontaneous application, you open the door to potential career opportunities that match your unique skills and ambitions.Join our innovative team in Berlin and be part of a dynamic environment where your ideas are valued and your professional growth is supported.

Feb 20, 2026

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Initiative Application at Skytec Security GmbH

Skytec Security GmbH

Full-time|On-site|Berlin

About Skytec Security GmbH Skytec Security GmbH is based in Berlin and works at the forefront of the security industry. The team values innovation, dedication, and strong collaboration. Initiative Applications Skytec Security GmbH welcomes initiative applications from motivated individuals interested in building a career in security. If you want to contribute to a team that makes a real impact, consider sharing your background and interests.

Apr 17, 2026

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Team Lead - Application Security Team (All Genders)

moia

Full-time|On-site|Berlin, Germany; Hamburg, Germany

We are seeking an experienced and dynamic Team Lead to oversee our Application Security Team at moia. In this pivotal role, you will guide a talented group of security professionals dedicated to safeguarding our applications and ensuring the highest security standards are met. You will collaborate closely with development and product teams to integrate security practices into the software development lifecycle.As a Team Lead, you will be responsible for fostering a culture of security awareness and continuous improvement within the organization. Your leadership will empower the team to implement effective security measures, conduct threat assessments, and respond to security incidents.

Mar 19, 2026

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Security Engineer

Helsing

Full-time|On-site|Munich

Join our innovative team at Helsing, where we are dedicated to enhancing security through cutting-edge technology. As a Security Engineer, you will play a vital role in developing solutions that protect sensitive information and ensure the integrity of our systems.Your responsibilities will include conducting security assessments, implementing security protocols, and collaborating with cross-functional teams to identify and mitigate potential vulnerabilities. You will also stay updated on the latest security trends and technologies to enhance our security posture.

Mar 25, 2026

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Principal Engineer in Application Engineering

Renesas Electronics Corporation

Full-time|Hybrid|Duesseldorf

Join Renesas Electronics as a Principal Engineer specializing in Application Engineering. In this pivotal role, you will drive the development of innovative solutions, collaborating with cross-functional teams to deliver exceptional products that meet customer needs. Your expertise will guide the engineering team in both design and implementation phases, ensuring that our applications are optimized for performance and reliability.

Mar 9, 2026

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Security Engineer

SonarSource

Full-time|On-site|Bochum

Join our dynamic team at SonarSource as a Security Engineer. In this pivotal role, you will be responsible for ensuring the security of our software products, identifying vulnerabilities, and implementing robust security measures to protect our clients' data. You will collaborate with cross-functional teams to enhance the overall security posture of our applications while staying up-to-date with the latest security trends and best practices. If you are passionate about cybersecurity and eager to make a significant impact, we want to hear from you!

Mar 19, 2026

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Manager of Security Engineering

Affinidi

Full-time|On-site|Berlin, Germany

Join Affinidi as the Manager of Security Engineering and play a pivotal role in safeguarding our innovative technology solutions. As a leader in this domain, you will oversee a talented team of security engineers, driving the development and implementation of security strategies and frameworks that protect our systems and data.In this position, you will collaborate across departments to identify vulnerabilities, enhance security protocols, and ensure compliance with industry standards. Your expertise will be crucial in adapting to the ever-evolving security landscape, allowing us to maintain our commitment to quality and trust.

Apr 9, 2026

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Security Engineer

Superhuman Platform Inc.

Full-time|On-site|Hub - Berlin

Role overview Superhuman Platform Inc. is hiring a Security Engineer to strengthen the protection of its systems and data. This position is located at the Berlin hub and focuses on defending against emerging security threats. What you will do Collaborate with teams throughout the company to design and maintain security protocols Monitor existing safeguards and identify ways to improve the safety of digital assets Address security risks as they are discovered

Apr 27, 2026

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Speculative Application

swissitsecuritygroup

Hybrid|Hybrid|Wiesbaden, Hesse, Germany

Do you want your work to have real significance and a tangible impact on society? Are you eager to collaborate with a fantastic team to build a secure digital future? If this resonates with you, we invite you to consider joining our ever-growing team. We are constantly seeking enthusiastic individuals to support us in various exciting fields. Allow us to inspire you! FEEL GOOD CULTURE @SITSGROUP Appreciation - We prioritize an open-hearted, respectful, and appreciative communication culture. Team Spirit - Expect engaging and diverse tasks paired with a supportive team around you. We foster not only a healthy but also a collegial team structure. Onboarding & Integration - We place great importance on structured onboarding and intensive integration. We want you to feel at home with us! Work-Life Blending - We offer options for remote work and flexible working hours focused on a healthy work-life balance. Perspectives - You will have diverse opportunities for creative work, personal development options, and interesting training opportunities – even within the team. Corporate Benefits - Exciting and numerous employee conditions await you. Hire a Friend! - Recommend your preferred colleagues! Our lucrative employee referral program is particularly close to our hearts and pays off for you as well! Modern Workplace - You will receive modern IT equipment (e.g., company laptop, headsets, dual monitor, smartphone, etc.). Great Company Culture - We maintain an open and friendly culture and celebrate legendary events together!

Feb 25, 2026

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Cloud Security Engineer

dev2

Full-time|On-site|Berlin

Join our dynamic team at dev2 as a Cloud Security Engineer. In this role, you will be responsible for safeguarding our cloud infrastructure and ensuring the highest standards of security are maintained. You will collaborate with cross-functional teams to design and implement robust security measures, conduct risk assessments, and respond to security incidents.We are looking for someone with a passion for cybersecurity and a proactive approach to problem-solving. If you thrive in a fast-paced environment and are eager to make a significant impact, we want to hear from you!

Apr 19, 2022

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Security Engineer

airapps

Full-time|On-site|Berlin Metropolitain Area

Role overview airapps is hiring a Security Engineer to strengthen system protection and support data integrity throughout the company. This full-time role is located in the Berlin Metropolitan Area. Key responsibilities Find and assess vulnerabilities within infrastructure and application layers Apply security controls and measures to lower risk Create and refine strategies to guard against cyber threats Support compliance efforts with industry standards Collaboration Security Engineers at airapps partner with both technical and operational teams. The group works together to sustain a secure environment and address new risks as they arise.

Apr 24, 2026

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Business Applications Engineer

Brainlab AG

Full-time|On-site|Munich

Join Brainlab as a Business Applications Engineer, where you'll be at the forefront of innovation in healthcare technology. In this pivotal role, you'll collaborate with cross-functional teams to design, implement, and optimize software applications that enhance operational efficiency and support healthcare professionals in delivering exceptional patient care.Your expertise will contribute to our mission of transforming medical technology and improving patient outcomes. If you are passionate about leveraging technology to solve real-world problems and thrive in a dynamic environment, we invite you to apply.

Mar 12, 2026

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