Software Engineer - Platform United Kingdom Jobs (On-site work)

Join our London team as a Senior Software Engineer. Design and scale a high-performance, event-driven backend platform using modern technologies. Leverage your expertise in distributed systems and Python/C++/Java, with an opportunity to transition to Rust. Enjoy a strong engineering culture, lead...

Join our defence client in Stevenage as an Embedded Software Engineer. Develop and test innovative Software Defined Radio (SDR) datalink solutions using DSP and C for ARM platforms. This onsite role requires SC clearance and offers hands-on work with lab tools and real-time embedded systems.

Join a London-based fintech as a Full Stack Software Engineer. Develop and scale the core platform using modern frameworks across frontend and backend. Collaborate with product teams, write clean code, and leverage AI-assisted tools. Enjoy a culture of ownership and professional growth.

Join BT as a Software Engineering Professional in Cheltenham or Manchester. You will design and develop high-performance software solutions, supporting CI/CD, Agile, and full lifecycle testing. This role requires DV Security Clearance eligibility and offers a competitive package with bonus, pensi...

Seeking an experienced Embedded ADA Software Engineer to join a leading European missile systems team in Bristol. This safety-critical role requires strong Ada expertise and eligibility for SC clearance. You will work across the full software lifecycle within a rigorous, standards-driven environm...

Join a Global Investment Bank as a UI Software Engineer on the high-profile Front Office Trading Floor. Develop real-time trading applications using React, TypeScript, and data visualization for multi-asset teams. This London-based role offers direct collaboration with Traders and Quants and incl...

Launch your tech career in Swansea as a Software Development Engineer Apprentice. Gain hands-on experience developing cutting-edge solutions alongside expert mentors. This role offers a BSc in Applied Software Engineering while working on global projects. Ideal for passionate learners with STEM A...

Join Profound in London as a Backend Engineer to build scalable infrastructure for AI-driven insights. You will design high-performance APIs, optimize data pipelines, and ensure system reliability using Node.js/Python/Rust and cloud platforms. This role offers equity and a full benefits package i...

Join Profound in London as a Frontend Engineer to build the future of AI-driven marketing. You will architect high-performance React and Next.js applications using TypeScript and Tailwind CSS. Your role focuses on creating pixel-perfect, scalable UIs with a keen eye for design and performance. Th...

Join Palantir's Foundations team in London for a final internship before your 2027 graduation. Build core infrastructure for major platforms like Foundry and Gotham, using languages like Java or Python. You'll enhance scalability, improve developer experience, and collaborate across the full prod...

Join Palantir in London as a Software Engineer Intern, graduating in 2027. Contribute high-quality code to flagship products like Gotham and Foundry, used by global institutions. Gain hands-on experience across the full product lifecycle with Java, C++, or Python, supported by a dedicated mentor....

Seeking a Forward Deployed Software Engineer in London, requiring eligibility for UK security clearance. This role is ideal for a university attendee or graduate with strong software engineering skills. We value diverse language abilities, including English and many others. Join us to deploy cutt...

Join Palantir in London as a Forward Deployed Software Engineer Intern. Apply your CS, software engineering, or data science skills using Python, Java, or C++ to solve critical real-world problems. This final internship before your 2027 graduation involves direct client work, travel, and high-imp...