1 to 25 of 31 Permanent Secure Coding Jobs in the City of London

Platform Engineer/DevOps Engineer with strong expertise in AWS, Terraform, Azure DevOps, and Apigee. The ideal candidate should have a solid background in cloud architecture, automation, and secure platform management, ensuring reliable and compliant deployments. This role involves developing, deploying, and maintaining scalable systems, managing upgrades, and applying robust security controls across CI/CD pipelines and … secure Apigee or similar API Management platforms, ensuring API governance, performance optimization, and compliance. Ensure security and compliance best practices across the platform, including secure coding, dependency management, and vulnerability scanning. Implement and enforce API security and access controls using OAuth, API keys, JWT, and other authentication mechanisms. Monitor and remediate security vulnerabilities in third … libraries. Collaborate with security teams to align architecture with compliance standards. Prepare and maintain detailed documentation for builds, deployments, and updates. Required Skills Expertise in implementing secure coding and vulnerability management practices. Strong knowledge of API security, OAuth, JWT, and API Gateway policies. Experience in security audits, monitoring, and incident remediation. Familiarity with compliance frameworks (e.g., ISO More ❯

Contract Clearance: Active Enhanced DV or DV clearance preferred | SC clearance considered Salary: Competitive (based on experience & clearance level) We’re working with a specialist digital consultancy delivering secure, user-centred solutions across government and national security sectors. They’re looking for talented Full Stack Developers who can contribute to mission-critical systems - blending strong back-end development … in Go with solid Front-End (FE) knowledge , particularly in React . This is an opportunity to work in highly secure environments on meaningful projects that directly impact national capabilities. You’ll collaborate within agile, multi-disciplinary teams that value innovation, technical excellence, and continuous improvement. Key Responsibilities Design, develop, and maintain full-stack applications using Go (Golang … Golang) for backend development Solid Front-End experience – ideally with React , TypeScript, and modern UI patterns Experience working within Agile/DevOps delivery environments Understanding of secure coding practices and working within classified or government settings Excellent problem-solving skills and a proactive approach to technical challenges Strong communication and collaboration skills, comfortable working in cross-functional More ❯

Contract Clearance: Active Enhanced DV or DV clearance preferred | SC clearance considered Salary: Competitive (based on experience & clearance level) We’re working with a specialist digital consultancy delivering secure, user-centred solutions across government and national security sectors. They’re looking for talented Full Stack Developers who can contribute to mission-critical systems - blending strong back-end development … in Go with solid Front-End (FE) knowledge , particularly in React . This is an opportunity to work in highly secure environments on meaningful projects that directly impact national capabilities. You’ll collaborate within agile, multi-disciplinary teams that value innovation, technical excellence, and continuous improvement. Key Responsibilities Design, develop, and maintain full-stack applications using Go (Golang … Golang) for backend development Solid Front-End experience – ideally with React , TypeScript, and modern UI patterns Experience working within Agile/DevOps delivery environments Understanding of secure coding practices and working within classified or government settings Excellent problem-solving skills and a proactive approach to technical challenges Strong communication and collaboration skills, comfortable working in cross-functional More ❯

with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Full Stack Developer/Full Stack Engineer/Senior Full Stack Developer/Senior More ❯

with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Full Stack Developer/Full Stack Engineer/Senior Full Stack Developer/Senior More ❯

transforming the recruitment landscape through AI-driven, human-centered technology. This is a pivotal role where you will lead a team of 5 Senior Developers, focusing on hands-on coding and providing technical leadership underneath the guidance of the Head of AI & Technology. Day-to-day of the role: Lead and mentor a team of 5 Senior Developers, maintaining … a hands-on approach with coding and problem-solving. Oversee the end-to-end delivery of features, ensuring the software is scalable, speedy, and of high quality. Architect, develop, and maintain core components of our SaaS platform: Backend: Python, PostgreSQL Frontend: TypeScript, NextJS/NodeJS Integrate AI tools, APIs, and data pipelines to enhance platform intelligence. Promote engineering best … practices such as testing, CI/CD, and secure coding standards. Conduct code reviews and provide technical mentorship. Collaborate with the Head of AI and Technology to align development priorities with business objectives. Foster a culture of collaboration, continuous learning, and high performance. Troubleshoot and resolve complex issues, ensuring platform reliability and uptime. Required Skills & Qualifications: 10+ More ❯

our products. Key Responsibilities Leading the planning and delivery of roadmap features across the engineering stack Providing technical leadership and mentorship across the development team Ensuring secure coding, compliance, and architectural best practices are upheld Partnering with Product and QA to scope, define, and deliver on engineering objectives Contributing to and review the development of services, ensuring … up environments Interest in stepping into or growing towards an Engineering Manager role Benefits This role is perfect for someone who thrives in dynamic environments, values clean and secure code, and enjoys collaborating closely with cross-functional teams. We are looking for someone who wants to join a highly collaborative team and someone who is happy to visit More ❯

with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Full Stack Developer/Full Stack Engineer/Senior Full Stack Developer/Senior More ❯

In this role, you won't just surface vulnerabilities — you’ll eliminate them at the root. You’ll build patterns, tooling, and automation to empower developers to ship secure software at speed. 🧠 What You’ll Lead & Deliver Embed security into the SDLC from architecture through production Automate guardrails and integrate security tooling into CI/CD Drive threat … security design reviews for new features Create internal security tools, libraries, and developer workflows Mentor engineers and uplift security engineering craft Partner with product & platform teams to build secure-by-default systems 🧩 What You Bring 5+ years in Security Engineering/Product/AppSec roles Strong software engineering skills (Python, Go or TypeScript) Experience securing web, mobile and … secure design Understanding of OAuth2, OIDC, WebAuthn and identity auth patterns 🎯 Bonus Points For Security engineering experience in FinTech, payments or regulated domains Delivered secure coding training or scaled security champion programs Knowledge of PCI-DSS, PSD2, SCA or financial compliance frameworks 💡 What’s In It For You Huge impact: secure products used More ❯

with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Full Stack Developer/Full Stack Engineer/Senior Full Stack Developer/Senior More ❯

with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing, and deployment (App Store, Google Play). Understanding of secure coding practices. Excellent written and verbal communication skills For more information, contact Katie at Matched Group. Full Stack Developer/Full Stack Engineer/Senior Full Stack Developer/Senior More ❯

in Chippenham, Bristol. Salary: Negotiable , plus car allowance, plus up to 10% performance bonus*, plus excellent benefits package (below). Logiq is a fast‐growing technology company delivering secure, modern platforms for high‐risk, mission‐critical environments across the private sector and UK Central Government. We are expanding our Security Architecture capability and seeking experienced Principal Security Architects … who can shape, assure, and enable delivery of secure, cloud‐native services at scale. You will be comfortable working across the full systems lifecycle, from discovery and architecture through delivery and transition to live, serving as a trusted “customer friend”. You’ll partner with engineering, product, and senior leadership to embed Secure by Design, de … for modern platforms (segmentation, identity/access, encryption, data protection, secrets, and resilience). • Recommend and review controls for containerised and serverless workloads; guide teams on secure coding and code review practices. • Support incident response planning and playbook development; foster a culture of continuous assurance. Your experience will include: • Leading the development of security architecture and design More ❯

in Chippenham, Bristol. Salary: Negotiable , plus car allowance, plus up to 10% performance bonus*, plus excellent benefits package (below). Logiq is a fast‐growing technology company delivering secure, modern platforms for high‐risk, mission‐critical environments across the private sector and UK Central Government. We are expanding our Security Architecture capability and seeking experienced Principal Security Architects … who can shape, assure, and enable delivery of secure, cloud‐native services at scale. You will be comfortable working across the full systems lifecycle, from discovery and architecture through delivery and transition to live, serving as a trusted “customer friend”. You’ll partner with engineering, product, and senior leadership to embed Secure by Design, de … for modern platforms (segmentation, identity/access, encryption, data protection, secrets, and resilience). • Recommend and review controls for containerised and serverless workloads; guide teams on secure coding and code review practices. • Support incident response planning and playbook development; foster a culture of continuous assurance. Your experience will include: • Leading the development of security architecture and design More ❯

PostgreSQL Databases Docker Kubernetes Jenkins CI/CD Key Skills & Experience Expert-level programming with NodeJS (preferably TypeScript) Moderate-level programming with ReactJS Strong awareness of secure coding standards (e.g., OWASP, CWE). Docker & Kubernetes SQL (preferably Postgres or Oracle) Skilled in identifying and refactoring anti-patterns and managing technical debt. Proficient in CI/CD practices More ❯

PostgreSQL Databases Docker Kubernetes Jenkins CI/CD Key Skills & Experience Expert-level programming with NodeJS (preferably TypeScript) Moderate-level programming with ReactJS Strong awareness of secure coding standards (e.g., OWASP, CWE). Docker & Kubernetes SQL (preferably Postgres or Oracle) Skilled in identifying and refactoring anti-patterns and managing technical debt. Proficient in CI/CD practices More ❯

Senior C++ Software Engineer London Join a pioneering team developing advanced software for secure, high-performance communications. This is an opportunity to contribute to technology that supports public safety, defence, and government operations, working within an organisation that combines the innovation of a start-up with the stability of a globally established leader. You’ll play a hands … mission-critical communication systems while integrating with third-party platforms such as Motorola DCS and CADI. You’ll collaborate closely with cross-functional teams to deliver scalable and secure solutions that perform under pressure. Your work will also involve participating in architecture discussions, contributing to code reviews, implementing best practices, and ensuring the software meets performance, reliability, and … UDP, and VoIP (SIP/RTP) networking fundamentals Experience with Linux-based development and virtualisation tools Working knowledge of CI/CD pipelines, version control, and secure coding practices Excellent communication skills and a strong problem-solving mindset Bonus: Degree in Computer Science, Engineering, or a related discipline Understanding of public safety standards (MC-PTT, P25, TETRA More ❯

Senior C++ Software Engineer London Join a pioneering team developing advanced software for secure, high-performance communications. This is an opportunity to contribute to technology that supports public safety, defence, and government operations, working within an organisation that combines the innovation of a start-up with the stability of a globally established leader. You’ll play a hands … mission-critical communication systems while integrating with third-party platforms such as Motorola DCS and CADI. You’ll collaborate closely with cross-functional teams to deliver scalable and secure solutions that perform under pressure. Your work will also involve participating in architecture discussions, contributing to code reviews, implementing best practices, and ensuring the software meets performance, reliability, and … UDP, and VoIP (SIP/RTP) networking fundamentals Experience with Linux-based development and virtualisation tools Working knowledge of CI/CD pipelines, version control, and secure coding practices Excellent communication skills and a strong problem-solving mindset Bonus: Degree in Computer Science, Engineering, or a related discipline Understanding of public safety standards (MC-PTT, P25, TETRA More ❯

to work to fixed deadlines and SLAs. Previous development experience within Python, ideally with experience in Flask and REST APIs. Proficient with performance tuning, debugging, and secure coding practices. Strong Microsoft Azure Integration Services (e.g. LogicApps, ServiceBus, API Management etc). In-depth understanding of system design, CI/CD, GIT, and engineering best practices. The Package More ❯

to work to fixed deadlines and SLAs. Previous development experience within Python, ideally with experience in Flask and REST APIs. Proficient with performance tuning, debugging, and secure coding practices. Strong Microsoft Azure Integration Services (e.g. LogicApps, ServiceBus, API Management etc). In-depth understanding of system design, CI/CD, GIT, and engineering best practices. The Package More ❯

problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. Solid expertise with cloud technologies, with a focus More ❯

problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. Solid expertise with cloud technologies, with a focus More ❯

problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. Solid expertise with cloud technologies, with a focus More ❯

problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. Solid expertise with cloud technologies, with a focus More ❯

I'm looking for a Flutter Technical Lead to take ownership of a mobile development function. In this role, you’ll combine hands-on coding with strategic leadership, guiding the team in building scalable, high-performance mobile apps using Flutter. My end client is a B2B SaaS business that are both well-backed & established but still have an engineering … and architecture of all mobile applications Break down business requirements into clear, actionable implementation tasks Write clean, efficient, and testable code in Dart using Flutter Enforce secure coding practices and modern architectural standards Lead code reviews, maintain high test coverage, and ensure app performance Team & Cross-Functional Collaboration Mentor and support engineers through 1:1s and technical More ❯

I'm looking for a Flutter Technical Lead to take ownership of a mobile development function. In this role, you’ll combine hands-on coding with strategic leadership, guiding the team in building scalable, high-performance mobile apps using Flutter. My end client is a B2B SaaS business that are both well-backed & established but still have an engineering … and architecture of all mobile applications Break down business requirements into clear, actionable implementation tasks Write clean, efficient, and testable code in Dart using Flutter Enforce secure coding practices and modern architectural standards Lead code reviews, maintain high test coverage, and ensure app performance Team & Cross-Functional Collaboration Mentor and support engineers through 1:1s and technical More ❯