Senior Platform Engineer

3 days ago


London Area, United Kingdom Anson McCade Full time

Senior Platform Engineer – National Security Location: London (Hybrid/Flexible) Type: Permanent Sector: National Security / Defence Salary : £65,000 - £82,000 + bonus + package Overview A leading national security and defence technology organisation is seeking a Senior Platform Engineer to join their London team. You’ll lead the design, development, and delivery of secure, scalable platforms that underpin critical government and national security systems. This senior role combines deep technical expertise with leadership responsibilities, including mentoring junior engineers, setting engineering standards, and driving high-quality delivery across projects. You’ll work on cutting-edge cloud, automation, and containerisation technologies while contributing to the UK’s resilience and security. Key Responsibilities Lead the design, development, and delivery of secure, production-ready platforms. Build prototypes and proof-of-concepts to demonstrate technical solutions. Mentor and guide junior engineers, promoting best practices in software and platform engineering. Work collaboratively across Agile teams, embedding engineering standards and automation frameworks. Implement CI/CD pipelines, automated testing, and static code analysis to ensure high-quality delivery. Collaborate on cloud infrastructure and containerised solutions (AWS/Azure, Docker, Kubernetes). Contribute to architecture, platform design decisions, and operational scalability. Skills & Experience Required Hands-on experience with cloud platforms (AWS, Azure) and containerisation (Docker, Kubernetes). Experience with CI/CD, automation and configuration management tools (Jenkins, Bamboo, Ansible, Terraform). Expertise in version control systems (Git, Mercurial, Perforce). Proven experience designing and delivering production-ready systems and prototypes. Familiarity with Agile environments (Scrum, Lean, Kanban) and strong collaboration skills. Understanding of software design patterns and engineering best practices. Programming skills in Python, Java, .NET, or JavaScript. What’s on Offer Flexible hybrid working arrangements. Competitive salary and comprehensive benefits package. Opportunities for professional growth, including certifications and cross-domain project experience. Be part of a global leader in cybersecurity and national defence. Contribute to projects that protect the UK and its allies. Inclusive, collaborative culture with active community engagement initiatives.


  • Platform Engineer

    1 week ago


    London Area, United Kingdom Carbon3 - The UK's AI Solution Platform Full time £24,000 - £90,000 per year

    We are building the UK's next generation AI platform, powered by renewable energy, rooted in sovereign capability, and designed to give enterprises and innovators the compute they need.*AIPlatformOperationsManager*Support Engineer / Cluster Administrator to provide Level 1 and Level 2 support for AI platform. This role will be customer facing, involve...


  • London Area, United Kingdom Prism Digital Full time

    Senior Platform Engineer | Azure, Terraform, CI/CD | Bank-Grade Cloud Platform Build £600–£650 p/d (Outside IR35) 5-month initial contract (extensions likely) Hybrid: London (2 days/week on-site) The Role Join a newly formed Cloud Platform Engineering team building a greenfield Azure platform for a regulated banking venture. You’ll join as a senior...


  • London Area, United Kingdom Prism Digital Full time

    Senior Platform Engineer | Azure, Terraform, CI/CD | Bank-Grade Cloud Platform Build£600–£650 p/d (Outside IR35)5-month initial contract (extensions likely)Hybrid: London (2 days/week on-site)The RoleJoin a newly formed Cloud Platform Engineering team building a greenfield Azure platform for a regulated banking venture. You’ll join as a senior...


  • London Area, United Kingdom Mondrian Alpha Full time £90,000 - £150,000 per year

    We are looking for an exceptional Senior Platform Engineer to join a highly technical, engineering-driven team building and running the core infrastructure that powers a complex, mission-critical trading environment. This is a rare opportunity to own infrastructure end-to-end, work with a modern cloud-native stack, and shape a platform that is being...


  • London Area, United Kingdom Prism Digital Full time £85,000 - £110,000 per year

    Senior Platform Engineer | Azure, Terraform, CI/CD | Bank-Grade Cloud Platform Build£85k-£110k + bonusPermanent, full-timeHybrid: London (2 days/week on-site)The RoleJoin a newly formedCloud Platform Engineeringteam building agreenfield Azure platformfor a regulated banking venture. You'll join as a senior individual contributor, taking ownership of the...


  • London Area, United Kingdom Levrara Consulting Group Full time

    We are looking for a highly skilled Senior Platform Engineer to take ownership of key cloud infrastructure projects and help shape the next generation of our trading and research platform. This is a hands-on, project-focused role for an engineer who can operate independently, make strong architectural decisions, and deliver high-quality, reliable...


  • London Area, United Kingdom Genomics England Full time

    Passionate about automation, cloud technology, and solving tough engineering challenges? As a Senior Platform Engineer at Genomics England in our new Developer Platform team, you'll focus on addressing the recurring challenges our product squads face and create scalable, practical solutions that make a real impactYou will build reusable templates and...

  • System Engineer

    6 days ago


    London Area, United Kingdom Platform Recruitment Full time

    Senior Systems Engineer - £75k - LondonPlatform Recruitment has partnered with a leading medtech company. They are looking for a senior systems engineer to be responsible for leading system design and the development of their cutting-edge devices in a regulated environment.Key responsibilities:Lead feasibility studies and Critical Design Reviews.Ensure...


  • London Area, United Kingdom Fnality Full time

    IntroductionHere at Fnality, we are powering the future of finance, together: combining best in class technology with free-flowing creativity, and expertise that can make business better for everyone. There are no precedents for what we’re doing. With you on our side, we’ll be setting new ones every day.In a complex world, we are here to bring clarity...


  • Manchester Area, United Kingdom Anson McCade Full time

    Senior Platform EngineerManchester - Hybrid£60,000 - £72,000 plus packageOur client, a leading UK cyber security organisation, is currently seeking a Senior Platform Engineer to work on critical National Security projects that help protect nations, governments and businesses against evolving digital threats and challenges in the most demanding...