51 to 75 of 315 Senior Software Engineer Jobs in the UK

Senior Software Engineer Surrey On-Site Working £60,000–£70,000 We are currently partnering with a specialist engineering organisation operating within the Defence sector who are looking for a Senior Software Engineer to join their established engineering team. The company delivers complex, high … environment, offering the opportunity to work across the full development lifecycle on technically challenging projects. This is a key role within the software function, combining hands-on development with technical leadership. You will take ownership of software design and delivery, support project execution, and mentor engineers within ...

Senior Software Engineer (Backend)London - Hybrid (3 days in office) Up to £85k + benefits What if the systems you built were used every day by millions of readers around the world? A long-established, AI-driven technology business is hiring a Senior Software Engineer … machine-learning-led products that operate at scale, helping publishers make smarter decisions around content, engagement, and audience growth. This is a hands-on senior role within a strong London-based engineering team, focused on backend systems at the core of the platform. The role Build and evolve backend ...

Senior Software Engineer - Rust (Any Backend Language Accepted) Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision … just over two years, and already have a lot of customers in the UK. On-site | London Up to 150,000 + Equity Senior/Principal Software Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure ...

Senior Software Engineer - Rust (Any Backend Language Accepted) Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision … just over two years, and already have a lot of customers in the UK. On-site | London Up to 150,000 + Equity Senior/Principal Software Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure ...

Senior Software Engineer – Edinburgh – up to £75K plus benefits (Remote role) Change Digital are supporting a Global Software Technology company in their search for a Senior Software Engineer . As a senior team member, you will be actively involved in mentoring colleagues … side processing, using a variety of technologies including TypeScript and Node.js. In your career you will have worked in an agile team to deliver software of significant complexity. You will be happy working on complex domains or looking at solutions in their wider context. As part of a cross ...

Senior Software Engineer Manchester City Centre (Hybrid – 2 days onsite) Up to £70,000 + 10% Bonus Build Modern Cloud-Native Platforms at Enterprise Scale We’re partnered with a major enterprise SaaS organisation currently undergoing significant platform modernisation and engineering transformation across multiple business-critical products … performance engineering This is not a slow-moving corporate environment where engineers disappear into process and meetings. The business is investing heavily into modern software engineering practices, platform capability and technical excellence — giving engineers genuine influence over how software is designed, built and evolved. The Role ...

Senior Software Engineer Location - Southampton, Hampshire, 2 days a week. Salary - Up to £80k plus bonus. Security - Due to the nature of this position, you must be eligible to achieve a minimum of SC clearance, be a British Citizen and have resided … last 5 years. Overview: Copello are working with a leading defence business who are looking for a skilled Senior Software Engineer to join a dynamic team working on RF communication and sensor systems. Key Responsibilities: Design and develop software components Implement and test software within ...

award-winning and fast-growing SaaS technology company is looking for a Senior Software Engineer to help scale and evolve its enterprise platform used by leading professional services organisations globally including top 4 and top 10 consultancies. The business has experienced significant growth and is going through … exciting period of expansion, with the addition of new teams being created to join their existing teams of specialist Engineers. The Role As a Senior Software Engineer, youll play a key role in designing, building, and improving scalable software solutions across a large and evolving platform. ...

Senior Software Engineer Enfield – 3 Days in Office £60,000-£65,000 I’m currently working with a well-established global engineering company who are looking for a Senior Software Engineer to join their growing team in Enfield. The business has been operating … decades and develops advanced technology solutions across industries such as maritime, defence and surveillance. This role will see you taking ownership of software development across the full lifecycle, from initial specification through to testing and verification. You’ll play a key role in developing new, innovative products while also ...

Senior Software Engineer - 100% Remote - C# .NET/Angular/AWS/Agentic AI - £60,000 - £70,000 The Role An established, global Software house is seeking an experienced Senior Software Engineer to help build and enhance platforms that make a real impact ...

Senior Software Engineer - Hybrid - Up to £90,000 Overview Fuel Recruitment is working with a well-established technology organisation seeking a Senior Software Engineer to join their expanding team. This role offers the chance to work across modern cloud platforms, Front End frameworks … Back End languages while contributing to high-quality software solutions. You'll be joining an experienced engineering team delivering scalable, secure, and innovative applications. This is an excellent opportunity for someone looking to take ownership of end-to-end development in a collaborative environment. Key Responsibilities Design, develop ...

Senior Software Engineer (C++/Rust) - Up to £150,000 Title : Senior Software Engineer (C++/Rust) Company : Boutique Consultancy Location : Newcastle Pay : Up to £150,000 Company : A deeply technical consultancy are getting ready to scale significantly. Around you they will build … entire team, tailored to your unique expertise. They focus on highly regulated industries where software quality is paramount. In you they hope to find expertise across C++ (and hopefully some interest in/experience with Rust), with the goal of having you run a division within the consultancy. There ...

Senior Software Engineer (Systems & Automation) London, Hybrid, Permanent We are partnering with a high-growth technology firm in London to find a Senior Software Engineer who excels at the intersection of product engineering and operational efficiency. This is a role for an engineer ...

Senior Software Engineer | .NET Bristol (2 days onsite) £70,000 - £80,000 pa We are supporting a leading UK organisation delivering large-scale, customer-facing digital platforms. They're seeking a Senior Software Engineer to play a key role in building AI-powered backend … solutions. This role is ideal for a hands-on .NET engineer with practical experience in AI/LLMs and prompt engineering, who can design scalable backend systems while influencing technical direction. Key Responsibilities Design and deliver AI-powered features using LLMs, prompt engineering, and data-driven approaches Build ...

Senior Software Engineer (DevOps) — Remote £70,000 – £75,000 per annum (UK) | Equivalent ranges available for other countries No sponsorship offered Our client writes code that actually changes lives. Not in a "we disrupted the lunch ordering space" kind of way. We mean genuinely changes lives — restoring … people worldwide are losing their vision unnecessarily, and this award-winning team is on a mission to fix that. They're looking for a Senior Software Engineer to join them. So what will you actually be doing? You'll be joining a tight-knit, senior engineering ...

Senior Software Engineer (Full time perm) Hybrid, Newcastle (remote considered) We are looking for a Senior Software Engineer with deep expertise in C#/.NET to drive the evolution of server-side systems within a fast-scaling environment. You’ll play a pivotal role … subject matter expert What We’re Looking For Back-end development experience with C#/.NET, including work at scale Strong understanding of software design patterns, systems architecture, and secure development Experience designing APIs with a focus on security and best practices Proven experience delivering AI-powered features, including ...

Senior Software Engineer London – Hybrid We’re working with a growing, international technology business at a pivotal stage of its scale-up journey. With a high-performing team of around 40 people and ambitious growth plans, the company is now seeking a Senior Software Engineer … systems and support the next phase of scale. Reporting into the VP of Engineering, this role is focused on building reliable, scalable software and supporting the systems that underpin the company’s platform. While not a people management position, it carries significant influence across engineering and plays a central ...

Senior Software Engineer (.NET) - £70- £90k | Tech4Good Consultancy | Leeds/hybrid In an AI-driven world, the consultants who’ll thrive aren’t just technical experts. They’re the people who can influence, identify opportunities and turn conversations into long-term partnerships. We’re looking … Principal Engineer/Consultant who wants to play a bigger role in shaping solutions, driving AI innovation and building trusted client relationships. About the business 🚀 Join a consultancy with 10+ years in the market that has built a strong reputation within AI, Machine Learning and Tech4Good. ...

Senior Software Engineer Central London | £85,000 plus 10% bonus and benefits | 2 days in the office This is a chance to step into a senior, hands on engineering role where you can influence how complex, revenue critical platforms are designed and built. You will play … Design and build scalable, reliable backend and frontend systems that support internal products used to manage advertising campaigns end to end Act as a senior technical voice within the team, guiding design decisions and challenging the "why" behind solutions Coach and support a small group of developers through code ...

Senior Software Engineer (.NET/Azure) £45,000 - £60,000 + Benefits Birmingham (Hybrid -1 day every 2 weeks, with occasional onsite workshops) Synchro are partnering with a growing, private equity-backed organisation to hire a Senior Software Engineer into a high-impact team … also wants to step into a broader engineering role with visibility and autonomy. What You’ll Be Doing: Designing, building and delivering scalable software solutions using .NET and Azure Owning features end-to-end from concept through to deployment Building APIs, integrations and modern data-driven applications Improving ...

Senior Software Engineer Location: London (hybrid, 2 days per week in the office) Salary: Up to £95,000 + 10% Bonus Working Model: Hybrid (2 Days in Office per Week) This is an opportunity to step into a genuinely influential senior engineering role within a growing … requirements constructively and helping the team focus on the why, not just the task Your Skills and Experience Strong commercial experience building production-grade software in JavaScript or TypeScript environments Backend development experience with Node.js and modern APIs Frontend experience with React, ideally including Next.js Experience working ...

Senior Software Engineer - Rust (Any Backend Language Accepted) Fastest Growing Start-up in the UK Defense Senior Software Engineer Rust We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision ...

Senior Software Engineer - £80k + bonus + shares | SustainbleTech | Yorkshire/hybrid What is SustainableTech? 🌱💡🌎 Eco-Tech, Environmental Tech, Green Tech etc are tech business' that build products designed to promote sustainability and ultimately help save the planet! Why work in the SustainableTech space?🌱 💡🌎 Aside from … size of $55 Billion. More money = more innovation The role 😎 ✅ Build and optimise AI-driven object detection and video analysis systems, designing power-efficient software for next-gen hardware ✅ Own production services end-to-end, using large-scale real-world data to monitor, improve performance, and enhance user experience ...

Senior Software Engineer with strong C++ skills and a background in signal processing, looking for a role where your work genuinely matters? Do you want technical leadership, real project ownership, and a career you can shape yourself? We're working with a highly respected, specialist technology business … based in Chertsey to find a Senior Software Engineer to join their experienced engineering team. This is a hybrid role offering genuine flexibility alongside meaningful, technically challenging work. Important: This role requires SC or DV Security Clearance eligibility. Applicants must be sole UK nationals. What ...

Senior Software Engineer - Hybrid - Nottingham - C# .NET/Angular/Azure - £55,000 - £60,000 The Role An innovative, industry leader, based in Nottingham are looking for an experienced Senior Software Engineer to work on their entire product suite to help support their growth ...