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    Nuclear Configuration Engineer – Sizewell C, Hybrid

    A leading engineering firm is seeking a Configuration Engineer to maintain the integrity of plant configuration for significant nuclear projects. This role involves supporting project design, managing documentation, and ensuring compliance with standards. The ideal candidate will have a degree in engineering and ...

    Controls Software Engineer Power Systems (C++)

    A leading energy technology company is seeking a Controls Software Engineer in Ashby-de-la-Zouch. This role involves designing control software for electrical power systems using C++. Candidates should have proven experience in control systems, C++ programming, and collaboration skills. The role offers a contemp ...

    Senior UI Infrastructure Engineer — Embedded C++

    A leading streaming technology company is seeking a Senior Software Engineer, UI Infrastructure to enhance the embedded UI framework. This role involves developing tools for the development community, improving system stability, and impacting millions of users. The ideal candidate will have over 5 years of exper ...

    Software Engineer Embedded Defense (C++, Agile)

    A leading aerospace and defense company is seeking a Software Engineer in Edinburgh to work on cutting-edge projects. You'll join an agile team to architect, design, and test new functionalities, ensuring the software's role in national air defense. Required skills include strong programming, particularly in C++ ...

    Principal Software Engineer C++ and Rus

    Principal Software Engineer C++ and Rust - is required by highly successful and fast growing technology consultancy. They build data, AI and software solutions for clients in a broad range of industries, working on demanding problems in challenging environments. The role </ ...

    Remote Senior Windows C++/MFC Engineer

    Version 1 is seeking a Windows C++ Senior Software Engineer in Birmingham, England, to enhance and maintain a complex legacy desktop application built on MFC. The role demands strong hands-on expertise in Win32 and MFC, along with a proven ability to deliver high-quality software with direct customer interaction ...

    Remote Senior Windows C++/MFC Engineer

    Version 1 is seeking an experienced Windows C++ Senior Software Engineer in Belfast. The role focuses on enhancing a complex legacy desktop application built on MFC. Candidates should have 7-10 years of hands-on experience with Windows-native C++, Win32, and MFC. The position involves collaborating closely with ...

    Remote Low Latency C++ Crypto Engineer

    Understanding Recruitment is seeking a skilled Low Latency C++ Engineer to join a prominent crypto trading platform. This fully remote role offers a salary range of £150,000 to £185,000 plus bonuses and benefits. As part of the team, you'll design and build distributed C++ systems that operate under ultra-low la ...

    Senior Gameplay Systems Engineer — UE5, C++

    Warner Media, LLC. in London is seeking a skilled developer to design and implement core gameplay systems. The ideal candidate will have strong experience in C++ and the Unreal Engine 5, proven ability to architect complex gameplay features, and excellent debugging skills. This position offers a hybrid work mode ...

    DevOps Engineer AWS Azure C# FinTech

    DevOps Engineer AWS Azure C# – FinTech (PR/ ) London, England Salary: GBP80000 - GBP90000 per annum + bonus + benefits DevOps Engineer (AWS Azure C#) London / WFH to £90k Do you have expertise with AWS combined with exposure to Azure? You could be progressing your ...

    C++ Debugger & Compiler Engineer — LLDB/Clang

    APPLE in Greater London is seeking an engineer to enhance the debugging experience in Clang-based languages. The role involves working on LLDB, Clang, and related tools, requiring strong C++ expertise and experience with software development tools like compilers and debuggers. The ideal candidate will collaborat ...

    C# Software Engineer – Weapon Systems (Hybrid)

    A leading defence organisation in Gloucester is seeking a proactive C# software developer to join their Weapons System Simulation and Experimentation (WSSE) team. This role involves developing innovative real-time software solutions and integrating hardware systems. Candidates should have experience in software ...

    Remote Senior Windows C++/MFC Engineer

    Version 1 is looking for a Windows C++ Senior Software Engineer to enhance and maintain a complex, legacy MFC-based application. The position demands 7 to 10 years of hands-on experience in Windows-native C++ development, specifically with Win32 API and MFC. The role includes customer engagement and collaboratio ...

    Graduate Real Time C++ Software Engineer

    Softweb Resourcing is seeking a Graduate Software Engineer in Worcester to develop systems using C++. The role offers exceptional mentorship and training to build a successful career in software engineering. Ideal candidates should have a strong technical foundation in STEM fields and be eager to learn. Addition ...

    Senior C++ Engineer — High Performance Systems

    Avanti Recruitment is looking for a Senior C++ Engineer to join a deep-tech company in Oxford. This hybrid role focuses on core engine development for a high-performance reasoning engine, critical for system-level interactions. Candidates should have 10-15 years of experience in software development, with strong ...

    Remote Low Latency C++ Engineer Crypto

    Overview Remote Low Latency C++ Engineer | Crypto Trading Powerhouse £130,000 - £185,000 DOE + RSUs + Bonus + Benefits Fully Remote (must be based in the UK) Want to help shape the future of crypto trading? This is a chance to join one of the world's leadin ...

    C# / .Net Software Engineer (Freelance / contractor)

    Qim info – Who are we? Founded in 2004, Qim info is an Swiss IT engineering and digital services company. We regularly collaborate with international clients and are looking for skilled contractors to support project-based engage ...

    C# Desktop Software Engineer – Instrument Control

    VRS UK is seeking a friendly and adaptable Software Engineer to join their team in Manchester. The successful candidate will design and build desktop applications using C# .NET, enhance scientific instrument control software, and participate in data processing projects. This full-time position is ideal for early ...

    Senior / Principal C&I Engineer (Energy)

    Overview We are seeking a C&I Engineer to join our Low Carbon Team, contributing to the development of designs on a wide range of Energy projects, including energy from waste plants, industrial facilities and carbon capture schemes. The role involves leading a team of electrical, instrumentation ...

    C++ Low Latency Engineer – Dubai Relocation

    Durlston Partners is seeking a C++ Developer with strong experience in Systems Development for a global high-frequency trading firm in Dubai. The role involves building ultra-low latency trading systems and performance tuning. Responsibilities include developing quality software, maintaining software application ...

    Senior C++ & Swift Engineer — Hybrid (Cambridge)

    Darktrace Ltd in Cambridge seeks a Senior Software Engineer (C++ & Swift) to enhance its cybersecurity products. You will develop the macOS codebase and lead projects that advance technology in cybersecurity. Ideal candidates should have strong experience with C++, some experience with Swift, and an interest in ...

    C# .NET Software Engineer – Trading Systems

    Spectrum IT Recruitment is seeking a Software Developer to join a collaborative engineering team in London, focusing on in-house trading and research systems. The role involves designing and developing applications using C# and .NET, contributing to system architecture, and optimizing database solutions. Applica ...

    Senior C++ Engineer—High Performance Systems

    REAL Technical Solutions Limited seeks a Senior C++ Developer/Software Engineer in London for a 6-month rolling contract at £650 per day. The successful candidate will oversee large-scale programming assignments, ensuring project management timelines are met. The role requires 7+ years of experience in C++, SQL ...

    C++ Software Engineer – Defence & Aerospace (Hybrid)

    Leonardo in the City of Edinburgh is seeking a Software Engineer to work on advanced defense and aerospace projects. This role involves collaborating within an agile team to develop crucial software functionality for the UK's air-defense systems. The ideal candidate has strong C++ programming skills and experien ...

    Hybrid C# Software Engineer Defence Simulation

    Line Up Aviation is seeking a C# Software Engineer to join their team in Bristol or Stevenage for a 12-month contract. The role involves working on advanced defence systems, supporting the full product life cycle using simulation technologies like digital twins. Essential skills include proficiency in C# and C++ ...

    C++ Software Engineer — Hybrid Defence Systems

    hackajob is looking for talented software engineers in Southampton to work on innovative defence projects. Key responsibilities include developing software solutions and collaborating with a skilled team to create market-leading products. Candidates should have C++ development experience and a willingness to lea ...

    Lead UI Engineer Unity/C# (Hybrid)

    Sports Interactive Limited. is seeking a Lead Software Engineer - UI to provide technical leadership for UI engineering on Football Manager. The role involves hands-on development, mentoring engineers, and collaboration with multiple teams. Located in East London, this hybrid position offers excellent benefits i ...

    Senior Real Time Embedded C++ Engineer

    Expert Employment seeks a Senior Embedded Software Engineer to develop advanced real-time software solutions for complex systems in London. The role requires design and development from concept to verification and includes responsibilities such as mentoring junior engineers and collaborating with multidisciplina ...

    Backend Software Engineer C++ Windows Finance

    Backend Software Engineer C++ Windows - Finance (PR/ ) London, England Salary: GBP 60,000 - GBP 75,000 per annum + benefits. This is a 12 month Fixed Term Contract. Backend Software Engineer / Developer (Windows C / C++, C#) London to £75k FTC. Are you a skilled Backend Software Engineer ...

    Senior Software Engineer .NET/C# Pharma

    Job Description My client, a specialist organisation operating within the clinical research and precision medicine sector, is hiring a Senior Software Engineer to join an established engineering team. This is a newly created role focused on developing and enhancing a cloud-based SaaS plat ...

    Aerospace Embedded C Engineer Onsite Cheltenham

    A leading recruitment agency is seeking a Software Engineer in Cheltenham for a 6-month contract. The role involves software development, verification, and compliance with Aerospace standards, specifically DO178-C. Candidates should have experience in safety-critical software and familiarity with tools like DOOR ...

    HVAC Refrigeration & A/C Service Engineer

    Pitkin & Ruddock Ltd is seeking a skilled Refrigeration and Air Conditioning Service Engineer to join their team in Bury St Edmunds, England. The successful candidate will perform maintenance and repairs on a range of refrigeration and AC systems while providing exceptional customer service. Applicants should ha ...

    Senior Software Engineer C# (Hybrid Remote)

    Senior Software Engineer Defence Technology | Chertsey, Surrey | Hybrid (2 days on-site) | Up to £80,000 + Package The Company A well-established, specialist defence and technology business based in Chertsey, Surrey. xkybehq Operating as a flat ...

    Senior Software Engineer C# FLEXIBLE WORKING

    Senior Software Engineer Defence Technology | Chertsey, Surrey | Hybrid (2 days on-site) | Up to £80,000 + Package The Company A well-established, specialist defence and technology business based in Chertsey, Surrey. xkybehq Operating as a flat ...

    Senior Software Engineer (C# / SQL Server)

    Senior Software Engineer Defence Technology | Chertsey, Surrey | Hybrid (2 days on-site) | Up to £80,000 + Package The Company A well-established, specialist defence and technology business based in Chertsey, Surrey. xkybehq Operating as a flat ...

    Senior Software Engineer (C#) · Sunderland, UK ·

    The opportunity We're looking for a Senior Developer/engineer who's genuinely ready for a senior role — someone who can own the full software lifecycle, shape technical direction, and raise the bar for the team around them. This isn't a stepping stone. It's a role where your experience ...

    Senior C++ Derivatives Trading Platform Engineer

    A global energy company is seeking a Senior C++ Software Engineer to enhance their trading capabilities. The ideal candidate should have at least 5 years of experience in C++ software development within the Financial sector, with expertise in building scalable Derivatives Algorithmic Trading Platforms. Strong an ...

    Principal Software Engineer C++ Robotics System

    Principal Robotics / C++ Software Engineer London (Hybrid) Define how a complex, real‑world system scales — technically and organisationally. At sees.ai, we’ve built a system that enables unmanned aerial systems to carry out inspections of critical national infrastructure, making th ...

    Lead C# Engineer — Scalable Insurance Solutions

    A leading insurance technology firm in Reigate is seeking a Lead Software Engineer to join their development team. The successful candidate will be responsible for designing and implementing market-leading insurance pricing solutions using C# .NET. You should have strong experience with software development best ...

    Software Engineer C# .Net Azure SaaS

    Overview Are you a Microsoft technologist looking for a role where you can make an impact and progress your career? You could be joining a well funded tech start-up, with recent £35 million investment, as they scale. Responsibilities As a Software Engineer you'll collabo ...

    Principal Software Engineer C++ Robotics System

    Principal Robotics / C++ Software Engineer London (Hybrid) Define how a complex, real‑world system scales — technically and organisationally. At sees.ai, we’ve built a system that enables unmanned aerial systems to carry out inspections of critical national infrastructure, making these miss ...

    Principal Software Engineer C++ Robotics System

    Principal Software Engineer - C++ Robotics System London, United Kingdom | Posted on 21/04/2026 About the Company At sees.ai, we’ve built a system that enables unmanned aerial systems to carry out inspections of critical national infrastructure, making these missions repeatable, ...

    C++ Embedded/Linux Systems Engineer (Performance)

    A leading UK organisation is seeking a C++ Software Engineer to develop complex engineering solutions in Manchester. In this role, you'll work on performance-critical software in a Linux environment, requiring expertise in C++ and an understanding of system and hardware integration. You'll engage in tasks rangin ...

    C++ Software Engineer – Medical Devices, Edinburgh

    Spacelabs Healthcare in Edinburgh is seeking a skilled software engineer to join their R&D engineering team. The role focuses on developing next-generation patient monitoring products, requiring robust design and hands-on engineering skills. Candidates should have a BS in Computer Engineering or related fields a ...

    Senior C++ Derivatives Trading Platform Engineer

    A global energy company seeks an experienced Senior C++ Software Engineer to enhance trading capabilities within a key software development project. The ideal candidate will have over 5 years of experience in C++ development in the financial sector, with skills in multithreaded programming and strong analytical ...

    Senior C++ Modelling Engineer – Virtual Platforms

    Job Overview The modelling team within the Arm Central Engineering Software division enables internal and external customers to build and validate software on Arm IP-based systems for various domains (e.g., IoT, Client, Infrastructure) before silicon is available. We are seeking modelling enginee ...

    Senior QA Test Engineer C# Automation

    Senior QA Test Engineer (C# Automation / Manual) Reigate / WFH to £75k Do you enjoy breaking things and putting them back together to discover how they work? You could be progressing your career, in a senior, hands‑on role working on complex and technically challenging systems with ...

    Lead C&I Engineer — Safety & Performance

    A leading operator in the energy sector is seeking a Control & Instrumentation Engineer to take ownership of safety-critical systems. You will ensure the efficient operation of process control systems, driving improvements and overseeing project work. The role requires strong fault-finding skills and knowledge o ...

    Electrical Systems Engineer (C&I) Submarines

    Overview Electrical Systems Engineer (C&I) – Derby, Raynesway. Rolls-Royce Submarines. Full-time | Permanent We're seeking a skilled Electrical Systems Engineer (C&I) to help us deliver high-integrity control systems that meet exacting performance and safety standards. You will wo ...

    Senior Embedded Firmware Engineer (C, Microcontrollers)

    A leading electronics manufacturer in Oldham is seeking an experienced Firmware Engineer to develop embedded software in a hands-on design role. You will work within a talented multidisciplinary team and contribute to market-leading products and technologies. The ideal candidate will have a degree in Electronics ...

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      Fullstack Engineer C Python React Data Management Jobs in United Kingdom Job Search Guide, Trends and Insights