Senior Security Infrastructure Engineer

Sezzle Inc.Brazil, Remote

Remote Full-time

Clicking Apply Now takes you to AutoApply where you can tailor your resume and apply.

Experience Level

Senior

Qualifications

The ideal candidate will possess strong knowledge of security frameworks, experience with cloud security solutions, and proficiency in network security principles. A background in IT security and relevant certifications such as CISSP or CISM is highly desirable. Strong problem-solving skills and the ability to work independently in a remote environment will be essential for success in this role.

About the job

Join Sezzle as a Senior Security Infrastructure Engineer and play a pivotal role in enhancing our security protocols. This is an exciting opportunity to work in a fully remote capacity while collaborating with a dynamic team dedicated to safeguarding our infrastructure. Your expertise will be instrumental in identifying vulnerabilities, implementing robust security measures, and ensuring compliance with industry standards.

About Sezzle Inc.

Sezzle is a leading payment solution provider, enabling consumers to shop responsibly while providing merchants with a platform to enhance their sales. We are committed to innovation and integrity, and our team is dedicated to creating a positive impact in the financial technology industry.

Similar jobs

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.

1 - 20 of 1,268 Jobs

Search for Application Security Engineer

1,268 results

Select all on this page (20)

Apply

Application Security Specialist (AppSec)

Full-time|On-site|São Paulo

bv stands among Brazil’s largest private banks, recognized by the Central Bank. For two consecutive years, the company has been named the best financial institution to work for in Brazil by the GPTW 2025 ranking. bv also holds the Diversity Seal in the Women category, reflecting a commitment to equity and inclusion. The culture at bv centers on simplicity, i…

Apr 23, 2026

Apply

Application Engineer

Smiths Group

Contract|On-site|São Paulo

Role Overview Smiths Group is hiring an Application Engineer in São Paulo. This position focuses on improving application performance and supporting the deployment of new solutions. The role works closely with teams across the company to deliver reliable, effective applications. What You Will Do Work with colleagues from different departments to deploy and optimize applications Contribute technical expertise to solve challenges and improve system performance Support the rollout of new features or updates as needed

Apr 16, 2026

Apply

Security Engineer

Enter AI

Full-time|On-site|São Paulo

Join Us at Enter AIOur mission is to position Brazil as a global leader in artificial intelligence.At Enter, we develop innovative systems that integrate human expertise with artificial intelligence to efficiently execute critical, high-volume tasks traditionally reliant on manual processes. Our platform empowers major enterprises across Latin America to automate complex workflows, starting with legal operations and expanding throughout the enterprise. By leveraging AI, we generate customized legal defenses at scale, assisting companies in reducing costs and enhancing their success rates in litigation.Our team comprises top talents from prestigious institutions in Brazil and worldwide, including Harvard, UPenn, Stanford, ITA, USP, and Unicamp. Notable partners such as Meta, Itaú, Mercado Livre, Latam, Airbnb, Santander, iFood, and Nubank collaborate with Enter to manage critical processes more efficiently. With over R$300 million raised and a valuation of R$2 billion, we are supported by leading investment funds like Sequoia and Founders Fund who share our vision for the future.The OpportunityWe are looking for a Security Engineer to join our technology team. You will be responsible for designing and implementing security solutions to safeguard our applications, data, and infrastructure. Your role will be crucial in ensuring that Enter maintains the highest standards of protection and privacy in a fast-paced, innovative environment.

Apr 9, 2026

Apply

Security Engineer II

Arco Educação

Full-time|Remote|Remoto

Transforming Education Through People All positions at Arco are open to People with Disabilities. Remote Position About the RoleAt Arco, our mission is to revolutionize the way knowledge is built in classrooms across Brazil. We are seeking a mid-level Cyber Security professional with a technical profile and a collaborative spirit, eager to grow with us while working in a multidisciplinary team committed to developing impactful products.This individual will engage in critical areas such as incident response (CSIRT), Cyber Threat Intelligence (CTI), vulnerability management, audit compliance, and improving the security controls and maturity of Arco. A central aspect of this role will be to build, maintain, and support secure workflows and processes in collaboration with other departments, such as IT, privacy, and governance, ensuring the protection of our systems, data, and users. Remote PositionResponsibilities: - Participate in the security incident response process (CSIRT), engaging in investigations, reporting, corrections, and improvements to the incident response plan;- Support the monitoring, investigation, and enrichment of cyber threats (CTI), focusing on brand mentions, domains, data leaks, and phishing campaigns, utilizing open, deep, and dark web sources.

Mar 6, 2026

Apply

Senior Security Engineer

Ebury

Full-time|Hybrid|São Paulo

Ebury empowers ambitious businesses to harness global growth potential, and we extend that philosophy to our employees. We promote innovation, collaboration, and problem-solving within a supportive environment where everyone can feel a sense of belonging and value.If you are a team player eager to transform the way companies operate on a global scale, we invite you to reach out. Join us at Ebury, and let’s explore how we can elevate your career and shape the future together.Senior Security EngineerEbury São Paulo Office - Hybrid: 4 days in the office, 1 day remote per weekRole Overview:Ebury is rapidly extending its presence in Brazil, and we are seeking a Senior Security Engineer to join our São Paulo team. In this role, you will collaborate with various engineering teams to enhance the technical security of our applications, software development lifecycle, and infrastructure. As a key technical contributor and decision-maker alongside our Brazilian and global teams, you will be responsible for managing remediation projects, identifying and prioritizing vulnerabilities, developing guidelines and tools to assist developers and platform engineers in deploying secure applications, and much more, all aimed at ensuring Ebury achieves a high level of security across its application and infrastructure stacks.Key Responsibilities: Hardening Efforts: Collaborate with fellow team members in Brazil to pinpoint and address existing security vulnerabilities while implementing future initiatives for Ebury Brazil. Lead the comprehensive delivery of technical security projects in the region, which involves executing technical modifications on critical business systems. This includes, for instance: configuring backups for disaster recovery; overseeing IAM projects for centralized authentication; ensuring the adoption of RBAC; and modifying existing systems and technologies to align with recommended security best practices.

May 4, 2026

Apply

Senior Security Infrastructure Engineer

Sezzle Inc.

Full-time|Remote|Brazil, Remote

Apr 9, 2026

Apply

Senior Software Engineer for Windows/Desktop Applications

Speechify

Full-time|On-site|São Paulo, Brazil

Speechify is looking for a Senior Software Engineer in São Paulo, Brazil, with a focus on Windows and desktop applications. This position involves designing, building, and refining software that makes content more accessible for users. Key Responsibilities Lead the development of desktop applications for the Windows platform Implement improvements that enhance user experience and accessibility Participate in all phases of the software lifecycle, including design, development, and deployment What We Value Proactive problem-solving skills Ability to adapt and collaborate in evolving environments Interest in technology that advances accessibility and productivity

Apr 25, 2026

Apply

Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Rio de Janeiro, Brazil

Join Speechify as a Senior Software Engineer, where you'll be at the forefront of developing innovative Windows and desktop applications. In this pivotal role, you'll collaborate with a talented team to enhance user experiences and drive product success.

Apr 30, 2026

Apply

Senior Software Engineer for Windows/Desktop Applications

Speechify

Full-time|On-site|Salvador, Brazil

Join our innovative team at Speechify as a Senior Software Engineer, specializing in Windows/Desktop applications. In this role, you will be at the forefront of developing cutting-edge applications that enhance the user experience with our products. You will collaborate with cross-functional teams to design, implement, and maintain software solutions that meet the evolving needs of our users.

Apr 30, 2026

Apply

Senior Security Engineer - Data Security

Full-time|On-site|Brazil, Sao Paulo

About Us Nu is a pioneering leader in the realm of digital financial services, serving over 127 million customers across Brazil, Mexico, and Colombia. We are on a mission to simplify finance and empower individuals, redefining the landscape of financial services in Latin America. With a vision for a vibrant future, our journey is just beginning. As a publicly traded company on the New York Stock Exchange (NYSE: NU), we leverage cutting-edge technology, data-driven insights, and a streamlined operational model to create financial products that are accessible, straightforward, and user-centric. Our efforts have garnered recognition from esteemed global rankings, including Time 100 Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Bank. To learn more about us, visit our institutional page https://international.nubank.com.br/careers/. About the Role At Nubank, safeguarding customer data is crucial to our relationship with more than 100 million users. As a Senior Data Security Engineer, you will play a pivotal role in designing and enhancing the secure infrastructure that empowers our teams to innovate while upholding the highest standards of privacy and compliance. You will lead the collaboration between Data Engineering and Security, ensuring that sensitive data is classified, governed, and monitored throughout our global analytics ecosystem. Your mission will be to strike a balance between risk mitigation and optimal usability and performance, embedding data security into every analytical layer by design. Key Responsibilities Designing Secure Data Architectures: Independently create and enhance secure data ingestion, transformation, and analytics pipelines that handle sensitive and regulated information across all analytics environments. Implementing Platform-Level Security: Spearhead the implementation of improvements such as classification tags, policy-driven access controls, and automated validations to minimize risk while ensuring system efficiency. Governing Data Models: Oversee the design and evolution of data models and semantic views that inherently enforce security and privacy standards. Operationalizing Metadata and Lineage: Lead initiatives to monitor data lineage and sensitivity metadata across essential sources, facilitating scalable governance and observability. Executing Audits and Remediation: Proactively manage access reviews and remediation initiatives, identifying weaknesses in least-privilege enforcement and recommending structural enhancements.

Feb 19, 2026

Apply

Junior Security Engineer

Experian

Full-time|On-site|São Carlos

Experian is looking for a Junior Security Engineer in São Carlos to help protect sensitive data and support the security of company systems. This position works closely with a team of cybersecurity professionals. Role overview This role involves assisting with security monitoring and analysis. The Junior Security Engineer helps identify potential threats and supports efforts to strengthen the organization’s security measures. Collaboration Work alongside experienced cybersecurity team members to address security risks and maintain a strong security posture across Experian’s systems.

Apr 29, 2026

Apply

CNC & Sheet Metal Application Engineer

Xometry

Full-time|On-site|Brazil

At Xometry (NASDAQ: XMTR), we are revolutionizing the manufacturing industry by bridging the gap between visionary thinkers and capable manufacturers. Our innovative digital marketplace equips manufacturers with vital resources to scale their businesses while simplifying the process for Fortune 1000 buyers to access global manufacturing capabilities.We are seeking a skilled Application Engineer to bolster our Sales and Engineering teams. In this pivotal role, you will review CAD models and technical drawings, evaluate manufacturability, compute costs, and deliver Design for Manufacturability (DFM) insights to facilitate precise and timely quotes for our clientele. This position blends extensive technical knowledge of manufacturing processes with robust analytical and communication skills.

Feb 16, 2026

Apply

Senior Security Engineer - Governance, Risk, and Compliance

Nubank

Full-time|On-site|Brazil, Belo Horizonte; Brazil, Campinas; Brazil, Rio de Janeiro; Brazil, Sao Paulo

Join Nubank as a Senior Security Engineer focused on Governance, Risk, and Compliance (GRC). In this pivotal role, you will spearhead initiatives to strengthen our security posture while ensuring compliance with regulatory standards. Your expertise will help protect sensitive data and enhance our overall risk management framework.

Apr 8, 2026

Apply

Advanced Lead Control Application Engineer

Wabtec Corporation

Full-time|On-site|Contagem

Join Wabtec Corporation as an Advanced Lead Control Application Engineer in Contagem! In this pivotal role, you will leverage your expertise in control systems to drive innovation and excellence in our projects. Collaborate with cross-functional teams to develop advanced solutions and support our commitment to quality and performance.

Mar 17, 2026

Apply

Software Engineer - IoT Applications at TRACTIAN

TRACTIAN

Full-time|On-site|São Paulo, SP

Join the Engineering Team at TRACTIANAt TRACTIAN, our Engineering team leads the way in creating innovative infrastructure, technologies, and products that leverage the potential of IoT data. Our skilled engineers work collaboratively to develop resilient systems, inventive solutions, and scalable platforms that contribute to the success of TRACTIAN. We play a vital role in influencing the company's strategic decisions, enhancing operational efficiency, and providing outstanding consumer experiences.Your Role and ResponsibilitiesAs a Software Engineer specializing in IoT Applications, you will be responsible for designing and refining software solutions that effectively manage and process extensive volumes of sensor data. You will collaborate closely with our sensor data team, sensor firmware developers, and the Machine Condition Monitoring product team to ensure timely and reliable access to sensor data. Daily tasks will involve the design, development, and maintenance of robust applications utilizing programming languages such as Python, Go, and/or Rust.

Feb 5, 2025

Apply

DevOps Security Engineer - Remote Opportunity

Decentralized Masters

Full-time|Remote|Remote — Rio de Janeiro, State of Rio de Janeiro, Brazil

Role Overview Decentralized Masters is looking for a DevOps Security Engineer to help strengthen security throughout our DevOps operations. This remote position is based in Rio de Janeiro, State of Rio de Janeiro, Brazil. What You Will Do Work with development teams to weave security practices into the CI/CD pipeline Enhance application security and maintain compliance standards Implement security solutions tailored for cloud environments Monitor for threats and respond to incidents as they arise Who We’re Looking For Experience with DevOps culture and cloud security Strong interest in integrating security into development workflows Ability to collaborate with technical teams and communicate security concepts clearly

Apr 15, 2026

Apply

Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|On-site|Porto Alegre, Brazil

Join Speechify as a Senior Software Engineer specializing in Windows and Desktop Applications. In this pivotal role, you will be responsible for designing, developing, and maintaining high-performance software solutions that enhance user experiences. We are looking for innovative thinkers who are passionate about technology and eager to contribute to our mission of making reading more accessible.

Apr 30, 2026

Apply

Senior Security Engineer

Experian

Full-time|On-site|São Carlos

Experian is looking for a Senior Security Engineer in São Carlos to help protect critical systems and data. This position centers on building and maintaining strong security measures across the organization. What you will do Develop and implement security architectures to protect company assets Conduct risk assessments to identify and address vulnerabilities Ensure systems and processes comply with relevant industry standards Work closely with teams from different departments to design secure solutions Respond to security incidents and support investigations as needed Collaboration This role involves regular interaction with cross-functional teams. Clear communication and teamwork are essential to ensure security best practices are integrated into projects and daily operations.

Apr 29, 2026

Apply

Senior Software Engineer – Cloud Applications

Jitterbit

Full-time|Remote|Rio de Janeiro

Are you eager to join a trailblazing company that’s at the forefront of digital transformation on a global scale? If you’re looking to sharpen your technical skills while enjoying ample opportunities for career advancement, we want to hear from you!The engineering team at Jitterbit is committed to upholding the highest standards of code quality, reflecting our professionalism and dedication. We relentlessly pursue innovation to create products that deliver unforgettable user experiences—fast, reliable, and impactful.As a pivotal member of our engineering team, you will collaborate closely with fellow engineers, product managers, and operations personnel to solve complex and challenging problems. You will have the unique opportunity to work alongside Distinguished Engineers and Architects.Our work culture is vibrant, fast-paced, performance-driven, and collaborative. We continuously push the technological envelope to its limits! With a distributed team structure, we excel in remote work environments, believing in hiring top talent wherever they may be located.In this role, you will contribute to the design and architecture of groundbreaking capabilities across our Cloud Application products. We’re in search of a seasoned full-stack engineer proficient in Angular, TypeScript, Node.js, CSS3, Nginx, Tomcat, Kafka, Elasticsearch, MySQL, Linux, Docker, and Kubernetes, among other technologies used within our Cloud Apps team.You will take full lifecycle responsibilities for developing robust, scalable, and distributed systems that operate seamlessly around the clock, every day of the year. This role presents an exceptional chance to expand your knowledge base as we continuously explore new territories and technologies, pushing the boundaries of our platform. Join us in a highly innovative environment as we strive to maintain our market-leading position.

Nov 14, 2025

Apply

Senior Software Engineer – Cloud Applications

Jitterbit

Full-time|Remote|São Paulo

Are you ready to join a pioneering company that is at the forefront of digital transformation worldwide? If you are eager to expand your skill set and unlock your potential for career advancement, we want to hear from you! At Jitterbit, our engineering team takes pride in the quality of our code, which we believe reflects our professionalism. We are committed to developing innovative products that provide users with a fast and exceptional experience. As a vital member of our team, you will collaborate closely with fellow engineers, product managers, and operations teams to tackle complex challenges. You'll have the opportunity to work alongside Distinguished Engineers and Architects. Our workplace culture is dynamic, fast-paced, and performance-driven. We emphasize a collegial atmosphere where technology is constantly evolving, and we are adept at remote working, hiring talent from wherever it may be found. Your role will involve designing, building, and architecting new capabilities for our Cloud Application products. We are seeking a senior full stack engineer who is proficient with technologies including Angular, TypeScript, Node.js, CSS3, Nginx, Tomcat, Kafka, Elasticsearch, MySQL, Linux, Docker, and Kubernetes, among others. You will be responsible for the entire lifecycle of creating robust, scalable, and distributed systems that operate seamlessly 24/7. This position offers a unique opportunity to explore new areas and technologies, while contributing to our leading market position.

Oct 29, 2025

Create account — see all 1,268 results

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.