1 to 25 of 36 Senior Software Engineer Jobs in the Thames Valley

Senior Software Engineer - Hybrid - Salary £70K (DOE) We're currently working with a growing SaaS company based in Oxfordshire that have an exciting job opening for a Senior Software Engineer skilled with C# .NET, Angular, and SQL. You will be guiding architectural decisions, ensuring … rolled out nationally. Part of this position will involve driving the adoption and effective use of emerging AI-assisted development tools and AI Software in the development life cycle (e.g., Cursor, v0) to enhance team productivity and innovation. Essential Experience: Proven experienced leading/mentoring software engineering teams ...

Senior Software Engineer | Start-up | Cybersecurity | London About the Company Hyre AI is partnering with a fast-growing, well-funded cybersecurity company on a mission to solve one of the biggest challenges on the modern internet: proving who's human in a world dominated by bots, scripts … names in financial services and beyond, and they've just raised a multi-million seed round to accelerate growth. Now they're hiring a Senior Software Engineer to join a small, exceptional team building the future of online trust. About the Role As a Senior Software ...

Senior Software Engineer | Oxford | £60,000 - £75,000 Our client is looking for a Senior Software Engineer to help develop the backend control software for their next-generation computing systems. The ideal candidate is an experienced backend developer with a solid foundation … backend services and control infrastructure. The Role: +Design, develop, and deploy reliable, maintainable, and scalable backend services and frameworks that support complex hardware and software systems. +Collaborate with cross-disciplinary teams, such as researchers, hardware engineers, and other technical specialists, to solve challenging problems and deliver high-quality software ...

Senior Software Engineer Oxford £60,000 - £75,000 Our client is looking for a Senior Software Engineer to help develop the backend control software for their next-generation computing systems. The ideal candidate is an experienced backend developer with a solid foundation ...

About this role: We are supporting an AWE Burghfield project and are seeking a DV Cleared Senior Software Engineer to take full responsibility for software delivery on a high-security, site-based controls and automation project. This is a senior-level role requiring strong Siemens … experience, leadership capability, and proven delivery within regulated defence or nuclear environments. The successful candidate will play a key role in software design, on-site testing and commissioning, client liaison, and the mentoring of junior engineers, ensuring projects are delivered safely, on time, and to the highest quality standards. ...

Senior Software Engineer - Hybrid - Salary £70K (DOE) We're currently working with a growing SaaS company based in Oxfordshire that have an exciting job opening for a Senior Software Engineer skilled with C# .NET, Angular, and SQL. You will be guiding architectural decisions, ensuring ...

Senior Software Engineer, Python, TypeScript, React - Elite engineering team **this role will come with a competitive salary , benefits and equity** A Series C funded fintech scale-up who has just raised over £350million and now valued at over £700million is hiring a number of Senior/… Lead Software Engineer to join its high-performing engineering organisation in London. This is an opportunity to contribute to an organisation that has tripled revenues over the past 2 years and is being classed as one of the next Unicorns. The company operates at the intersection of technology ...

Roles: Senior Python Software Engineer Project: Real-time trading platform (LNG trading) Location: London (hybrid 3 days per week) Contract: Initial 6 months (scope to 2027) Rate: £700-800/d inside IR35 Want to work a mission-critical trading platform for an LNG trading team operating … multi-billion-dollar scale? Do you thrive in environments where speed, precision, innovation and best practice software development are non-negotiable? If so, X4 are partnered with one of world's leading energy trading firms to hire a contract Senior Python Engineer for a flagship, front-office ...

Senior Design Engineer Development of real-time machine control software in C#/.NET, integrating lasers, motion control, robotics, and industrial systems. Location: Oxfordshire (On-site) Contract: Full-time Salary: Competitive Were looking for a Software Software Engineer to help build and maintain high … performance software for advanced industrial systems. Key Responsibilities Build and maintain C#/.NET software (operator tools + backend services) Develop control software integrating hardware subsystems (automation, sensors, motion) Focus on performance and reliability (multithreading, low latency) Integrate with industrial systems via EtherCAT/OPC UA/ ...

Title : Senior Embedded Software Engineer Location : Oxford Salary : £55,000 - £70,000 (Depending on Experience) Job Overview: We are seeking an experienced Senior Embedded Software Engineer to join a multidisciplinary design and engineering team developing high-quality, safety-critical embedded systems. The successful candidate … will take technical ownership of embedded software development across multiple concurrent projects, working closely with hardware, systems, and test engineers to deliver robust and compliant solutions. This role will suit a hands-on engineer with strong experience in C/C++, ARM microcontrollers (STM32), and communication protocols such ...

Senior Software Engineer Full Stack - Ruby on Rails, React Up to £85k Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global user base are searching for a Senior Full Stack Engineer. ...

Title : Senior Embedded Software Engineer Location : Oxford Salary : £55,000 - £70,000 (Depending on Experience) Job Overview: We are seeking an experienced Senior Embedded Software Engineer to join a multidisciplinary design and engineering team developing high-quality, safety-critical embedded systems click apply ...

Role: Senior Software Engineer (Remote) Location: Remote (US, UK, CA, IE, AU, NZ) Pay: Competitive monthly compensation up to $10,000, based on role and performance We're looking for detail-oriented professionals to support a variety of content and AI-related evaluation tasks. This role involves ...

Role: Senior Software Engineer (Remote) Location: Remote (US, UK, CA, IE, AU, NZ) Pay: Competitive monthly compensation up to $10,000, based on role and performance We're looking for detail-oriented professionals to support a variety of content and AI-related evaluation tasks. This role involves ...

Role: Senior Software Engineer (Remote) Location: Remote (US, UK, CA, IE, AU, NZ) Pay: Competitive monthly compensation up to $10,000, based on role and performance We're looking for detail-oriented professionals to support a variety of content and AI-related evaluation tasks. This role involves ...

Role: Senior Software Engineer (Remote) Location: Remote (US, UK, CA, IE, AU, NZ) Pay: Competitive monthly compensation up to $10,000, based on role and performance We're looking for detail-oriented professionals to support a variety of content and AI-related evaluation tasks. This role involves ...

Role: Senior Software Engineer (Remote) Location: Remote (US, UK, CA, IE, AU, NZ) Pay: Competitive monthly compensation up to $10,000, based on role and performance We're looking for detail-oriented professionals to support a variety of content and AI-related evaluation tasks. This role involves ...

Description Senior Software Engineer – Android Function: Technology Location: London Curious about what's next? So are we. Join Compare the Market and help to make financial decision making a breeze for millions. At Compare the Market, we're a purpose-driven business powered by tech and AI. ...

seeking a skilled and motivated Senior Software Engineer to join our Group Technology team in Milton Keynes. In this role, you will help develop, support and enhance business systems and applications using .NET technologies and SQL Server. We offer a hybrid working arrangement with … days per week in our Milton Keynes office. Key Responsibilities: Be up to date regarding best practices in software development and deployment Implement best practice coding in relation to development coding standards Use operational data to improve the stability and performance of the applications Maintain documentation and release notes ...

seeking a skilled and motivated Senior Software Engineer to join our Group Technology team in Milton Keynes. In this role, you will help develop, support and enhance business systems and applications using .NET technologies and SQL Server. We offer a hybrid working arrangement with ...

teams worldwide. By joining Syntasso, you'll help shape the future of platform engineering empowering developers everywhere to work more effectively and build better software, faster. Why Joining Syntasso Matters for Your Career: By joining us, you'll become a pivotal part of our innovative journey, shaping the future … your unique way—whether it's through insightful blogs, prestigious conference speaking engagements, or active engagement with fellow professionals. About the role: As a Senior Software Engineer at Syntasso, you'll play a key role in designing, building, and evolving Kratix and Syntasso Kratix Enterprise. ...

TITLE: Senior iOS Software Engineer SALARY: £81,999 - £95,000 per annum LOCATION: London HOURS: Full-time - 35 hours WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at our London office. About this opportunity... … looking for Senior iOS Software Engineers to join our Segments & Propositions Team in London. Segments & Propositions is the segment of customers with between £50,000 and £5 million in investable assets. We have close to three million Mass Affluent customers, and we are working hard to create greenfield ...

Senior Backend Engineer II (Java) Location: London (Hybrid - 2 days in the London Office) Reports to: Engineering Manager The Role We are on a mission to make home moving easier and simpler. Home movers across the UK spend more than a billion minutes on Rightmove each month … website and apps receive over 140 million visits monthly. To support this scale, we're looking for Software Engineers with the curiosity, expertise and drive to build reliable, high-performance systems that sit at the heart of Rightmove's search experience. This position is part of a team responsible ...

Latency Software Engineer – Rust (or Willing to Learn) Onsite in London or Hong Kong. Relocation and sponsorship available. A high-performance trading firm is hiring software engineers to build low-latency systems. Open to junior and senior candidates from any OOP background (C++, Java, C# … latency or high-throughput systems, proficiency in any object-oriented language, Rust experience is a plus, familiarity with Linux, multithreading, and networking protocols. Senior candidates should have domain experience in trading or crypto. Junior candidates do not need industry experience. What's offered: onsite role in London or Hong ...

Senior Java Developer – London (Hybrid: 2 Days Onsite) We're partnering with a leading global organisation that is scaling its engineering function and looking for a Senior Java Developer to join their London team. If you're passionate about building data-driven platforms, enjoy solving complex challenges ...