101 to 125 of 272 Senior Software Engineer Jobs in the UK

Senior Software Engineer (.NET) Remote - Occasional travel to site | Up to £65,000 per annum We’re exclusively partnered with a leading technology organisation, who are looking to onboard a Senior Software Engineer to design and build scalable backend services and APIs. ...

Title : Senior Software Engineer (Compilers) Company : HPC & AI Location : London (primarily remote) Compensation : Up to £190,000 Company : An advanced HPC R&D firm, looking to expand the UK compiler team. Most of the team are ex-Big-Tech, ex-FAANG or ex-Chip firms. They joined … technical leadership. If you want to work alongside some of the brightest, most enthusiastic people in the industry, this may be worth exploring. Role : Senior Software Engineer position with an emphasis on AI Compiler development. You will be a significant hire and will own much ...

Title : Senior Software Engineer (GPU Drivers) Company : AI Acceleration Location : London (very flexible WFH) Pay : Up to £160,000 + bonus and benefits Company : An advanced HPC R&D firm, looking to expand their GPU Driver team. Most of the team are ex-Big-Tech, ex-FAANG … technical leadership. If you want to work alongside some of the brightest, most enthusiastic people in the industry, this may be worth exploring. Role : Senior Software Engineer position. You will be a significant hire spearheading much of their 2025 development. Much of the team will be built ...

Senior Software Engineer Portsmouth Hybrid, 3 days onsite £50,000-£75,000 plus bonus and benefits This Senior Software Engineer role is ideal for a hands-on engineer with experience in C++ and Unreal Engine, working on complex, performance-critical software across ...

Senior Software Engineer - Cyber Location : Onsite, Hampshire. Employment Type: Permanent Salary : Competitive salary commensurate with experience, plus benefits. Security: Candidates must be eligible to obtain DV clearance due to the nature of the work. Our client is seeking a highly skilled Senior/Principal Software Engineer to join a leading organisation specialising in advanced cryptographic and key management solutions that ensure secure information exchange worldwide. This role offers the opportunity to develop innovative security technologies in a dynamic, high-security environment. What You Will Be Doing Designing, implementing, and testing secure software ...

Senior Software Engineer - Cyber Location : Onsite, Hampshire. Employment Type: Permanent Salary : Competitive salary commensurate with experience, plus benefits. Security: Candidates must be eligible to obtain DV clearance due to the nature of the work. Our client is seeking a highly skilled Senior/Principal Software Engineer to join a leading organisation specialising in advanced cryptographic and key management solutions that ensure secure information exchange worldwide. This role offers the opportunity to develop innovative security technologies in a dynamic, high-security environment. What You Will Be Doing Designing, implementing, and testing secure software ...

Senior Software Engineer Edinburgh (Hybrid) A leading hospitality technology company is seeking a Senior Software Engineerto join a core product team responsible for building and evolving high-volume, business-critical platformsused by pubs, restaurants, and hotels across the UK. This is a hands-on senior … deliver measurable business value Champion scalability, security, observability, and qualityacross systems Improve CI/CD pipelines and support reliable release processes Act as a senior technical presence within the team, setting best practices and standards Take ownership of your continued technical and professional growth About you Strong commercial experience ...

Senior Software Engineer Edinburgh - On-site £Competitive + Holiday + Pension This is an excellent opportunity for a Software Engineer to join a global leader with more than 30 years of experience in aerospace & defence. That offers autonomy and the opportunity to impact the wider … looking for a talented individual to join the team. In this varied role you will be responsible for creating and maintaining their internal software and will be working on software development projects. Participating in all stages of the software development lifecycle, starting with the collection and analysis ...

Senior Software Engineer - SC Cleared Location: Farnborough (Hybrid/On-site) Salary: Up to £100,000 (dependent on experience) Clearance: Active SC clearance (willing and eligible to go through DV) To Apply: Email An opportunity for a senior software engineer to work alongside security ...

Senior Software Engineer - Spatial Interaction & Sensor Integration (VR/XR/AR) - Edinburgh ONSITE Our client is building the next generation of spatial interaction using stretchable sensor gloves that deliver high-fidelity 3D hand articulation and gesture recognition across VR, XR, and AR platforms. They are looking … Senior Software Engineer to architect and implement the core software that transforms rich sensor data into real-time, robust interaction models for PCVR and standalone headsets. In this role, you will: Build real-time 3D hand tracking and gesture recognition pipelines in Unity3D and Unreal Engine. ...

Senior Software Engineer - Spatial Interaction & Sensor Integration (VR/XR/AR) - UK/Remote Flexible Our client is building the next generation of spatial interaction using stretchable sensor gloves that deliver high-fidelity 3D hand articulation and gesture recognition across VR, XR, and AR platforms. They … looking for a Senior Software Engineer to architect and implement the core software that transforms rich sensor data into real-time, robust interaction models for PCVR and standalone headsets. In this role, you will: Build real-time 3D hand tracking and gesture recognition pipelines in Unity3D ...

Senior Software Engineer looking for an interesting job opportunity? Our client, TKMS ATLAS UK, are seeking a Senior Software Engineer with skills in Java to work on the development of marine-based autonomous systems. This job will be based out of TKMS ATLAS ...

Senior Software Engineer looking for an interesting job opportunity? Please ensure you read the below overview and requirements for this employment opportunity completely. Our client, TKMS ATLAS UK, are seeking a Senior Software Engineer with skills in Java to work on the development ...

Info about the company We are working with an established Oxfordshire-based technology organisation developing ARM-based embedded software systems used by millions globally. Collaborative, high-trust engineering environment with a strong firmware focus and long-term product roadmap. * There is no visa sponsorship available for this role … driving license is required* Info about what the Senior Embedded Software Engineer role entails This is a senior firmware position focused on low-level embedded C development on microcontroller platforms, including RTOS integration, driver development and architectural input. High-autonomy role within a small team, requiring ...

Senior Software Engineer (.NET) £45,000 – £50,000 | Onsite | Manchester A well-established, award-winning IOT technology business operating in a data-driven, real-time systems environment is looking to add a Senior Software Engineer to its in-house development team. The company builds … maintains a highly scalable web platform used across multiple commercial applications, with all software developed internally. You’ll work across the full stack in a Microsoft-led environment, contributing to the ongoing evolution of a long-standing core system while also helping shape future improvements and technical direction. Core ...

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Senior Software Engineer (React) Location: London (Hybrid) Experience: 7+ Years Sector: Elite FinTech Firm Compensation: Up to £200,000 Base + Industry Leading Bonus + Comprehensive Package A leading FinTech firm in London is seeking a talented Senior Software Engineer to join its growing … could be working on UI for: • Some of the world’s most performant ETL pipelines that deal with billions of data points every second • Software solutions/products with scale, reliability and latency considerations in mind • Machine Learning Infrastructure and search models • Quant Logic/Research models for Alpha ...

Senior Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. We are a small but rapidly growing consultancy, owned ...

their projects. We use our platform to connect you with exciting contract opportunities and discuss projects on behalf of the companies we partner with. Senior Software Engineer - Staff Level Location: UK - remote Role: contract - 12+ months About the Role They’re looking for a Senior Software Engineer to join their team, the engine that connects workers with short- and long-term opportunities. You’ll play a key role in modernizing a critical platform , ensuring supply meets demand efficiently while maintaining high performance and reliability. This is a unique opportunity to work on a platform ...

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Senior Software Engineer (Full Stack) Hybrid working (office once a week), 5 month contract to start immediately, £550-£650pd inside IR35. Our client is looking for a Senior Full Stack Software Engineer to join their Experience Team on a contract basis. This … senior, hands-on role with real ownership, influence and technical leadership on the ground. You'll act as a hands-on technical lead within the team, supporting delivery while also shaping technical discovery and direction. This role suits someone who is highly technical but equally strong on collaboration, communication ...

Senior Embedded Software Engineer TUALCOM Reading - On site (Role will initially start in London E14 for training) This role will be 5 days per week on-site. Summary: TUALCOM specialises in the design and manufacture of advanced RF navigation and communication systems. We are a global leader … customer satisfaction. Following rapid growth in the UK, we are now poised to strengthen our presence both domestically and internationally. We are seeking a Senior Embedded Software Engineer serve as a key technical authority and ambassador for TUALCOM in the UK. Position Overview: TUALCOM UK is expanding ...

Senior Backend Software Engineer (Python) Blockchain/Web3 Remote £50-£80k An ambitious Web3 and blockchain-focused team working to create more equitable ownership and compensation models, particularly within gaming. They collaborate closely with leading Layer 1 protocols to deliver secure, scalable infrastructure and provide global economic … opportunities through blockchain technology. The Senior Software Engineer will build and maintain backend systems powering cutting-edge Web3 and gaming technologies. The role focuses on developing REST APIs using Python frameworks (such as Django or Flask) and integrating blockchain and Web3 game technologies as part ...

Software Engineer (MidSenior) Python Full Stack A fast-growing, technology-led consumer health & beauty scale-up is looking for a mid-level to senior Software Engineer to join its collaborative engineering team. The business builds and operates multiple direct-to-consumer brands, supported ...

Senior Software Engineer (Full-Stack) £50k to £75k (+ equity package) Noggin HQ is a VC-backed financial technology company based in Newcastle-upon-Tyne. 9 million UK adults have credit scores that don’t reflect their true financial status. They face exclusion from mainstream borrowing … features, while setting technical direction and standards. Build scalable, maintainable, and high-performance systems from the ground up. Collaborate closely with the Founders, Senior Leadership Team, and Data Team, to shape the product roadmap. Make technical decisions that balance speed, quality, and long-term scalability. Follow secure development practices ...