26 to 50 of 253 Senior Software Engineer Jobs in the UK

Role: Senior Software Engineer Locations: Gloucestershire | Manchester | London (Hybrid/Remote Options Available) Salary: £40,000 - £75,000 + Comprehensive Benefits Type: Full-time, Permanent PLEASE NOTE: This role requires UK citizenship and the ability to obtain high-level UK Security Clearance (typically requiring 10+ years … residency). Are you a skilled Software Engineer looking to apply your talents to mission-critical problems? Do you want to build secure, high-assurance systems that have a genuine impact on national security? On behalf of our client, a specialist UK technology company at the forefront ...

Title: Senior Embedded Software Engineer Location: London (Hybrid- 1-2 Days) Duration: Fixed term contract Job Overview: Scope of Work Client is seeking a Senior Embedded Software Engineer to support development activities for a complex Adaptive SoC design targeted toward a high-speed networking … engagement will be for an initial term of six (6) months , with the potential for extension based on project needs and performance. Role Required Senior Embedded Software Engineer Scope of Work The selected engineer will be responsible for developing, integrating, and debugging embedded software running ...

Senior C++ Software Engineer – C/C++ – DOE – Winchester Hexwired Recruitment has partnered with a rapidly expanding R&D company with offices near Winchester who are now seeking a Senior C++ Software Engineer with sound experience using Embedded or C++ for Arm based products. … integral part of the business and you will be involved heavily in the development of a new portfolio of products. As a Senior C++ Software Engineer, they are seeking engineers ideally with experience working on Low latency applications. Key Requirements: Degree or Masters in a relevant field ...

Senior Software Engineer/Developer (Java Full Stack) Guildford/WFH to £80k Do you have strong Java skills combined with full stack development experience? You could be progressing your career in a senior, hands-on role at a scaling technology company that produces software solutions for the defence and civil aviation sector. As a Senior Software Engineer you will design and develop client based features and enhancements, working across the full technology stack on confidential projects. You'll use a range of technology with a focus on Java, Spring Boot ...

SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary ...

Software professional with a background in DSP and have exposure to developing 5G applications? If so I'd like to speak with you! A well-established R&D organisation who are also a market leader, are looking to rapidly expand their engineering team and as such are seeking … Embedded Software Engineer to join their development team near Leicestershire. As an Embedded Software Engineer you will have a background in Digital Signal Processing and a working knowledge of communications systems engineering. To successful candidate for the Embedded Software Engineer job will have ...

Software professional with a background in DSP and have exposure to developing 5G applications? If so I'd like to speak with you! A well-established R&D organisation who are also a market leader, are looking to rapidly expand their engineering team and as such are seeking … Embedded Software Engineer to join their development team near Leicestershire. As an Embedded Software Engineer you will have a background in Digital Signal Processing and a working knowledge of communications systems engineering. To successful candidate for the Embedded Software Engineer job will have ...

Senior Software Engineer x 2 Here @ MRJ we’re partnering with a fast-growing tech company at a pivotal stage: fresh investment secured, a renowned CTO onboard, strong commercial traction, and an impressive client portfolio already in place. 2026 promises to be a great year … currently looking to hire 2 x Senior Software Engineer to join us on buildingour next generation platform. Your role: Work with the CTO to help shape the product, tech choices, and engineering culture Lead the design and development of our core SaaS platform and new product features. ...

Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer … work in the UK. This role offers hybrid working, with an office location based in the City of London. This role will suit a Senior Software Engineer, with expert C#, .NET experience having a direct impact from the get-go. ...

Senior Backend Software Engineer - Cloud-Native Platform | Up to £85,000 | Hybrid (Nottinghamshire HQ) I'm delighted to be once again recruiting on behalf of my technology-led client that's building a modern, cloud-native platform from the ground up. They're looking for a Senior Backend Software Engineer to join a high-performing team focused on delivering scalable, secure, and high-quality services using the latest tools and engineering practices. This is a hands-on role for someone who enjoys solving complex problems, working in a microservices environment, and contributing to architectural ...

market-leading organisation is looking to add a Senior Embedded Software Engineer to its growing R&D team in Livingston, Midlothian. This company develop state-of-the-art complex products and are sold all over the world. They are market leaders in their industry and are growing … year on year. Due to growth, they are looking to add an additional Senior Embedded Software Engineer to their team. As a Senior Embedded Software Engineer, you will be responsible for working on the full product lifecycle of software for embedded systems, from ...

Senior Software Engineer - Up to £350,000 - Cambridge Title : Senior Software Engineer Company : Proprietary HFT Location : Cambridge Pay : Up to £350,000 with huge potential to increase Company : A proprietary trading firm in Cambridge, specialising in the research and development of ultra-low-latency … automated trading strategies, are looking for a Software Engineer with a demonstrable background of delivering complex projects from a concept through to delivery. It is important that you have been involved in the entire software development life cycle (SDLC), as this dynamic role will require ...

Senior Software Engineer (C#, Azure, Event-Driven Systems)£75,000-£8,000 + Bonus + Shares | St Albans (Hybrid) A long-established, high-growth technology business is beginning a major architectural rebuild following several acquisitions. They are unifying multiple systems into a single source of truth … preparing to scale their platform significantly over the next five years. They are hiring a Senior Software Engineer to play a key role in designing, building, and delivering the next-generation event-driven platform. You'll help break down a large monolith into a distributed, event-driven ...

Senior Software Engineer - Up to £350,000 - Cambridge Title : Senior Software Engineer Company : Proprietary HFT Location : Cambridge Pay : Up to £350,000 with huge potential to increase Company : A proprietary trading firm in Cambridge, specialising in the research and development of ultra-low-latency … automated trading strategies, are looking for a Software Engineer with a demonstrable background of deliver click apply for full job details ...

Senior Software Engineer UK Remote Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees … mission is to create safe environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems ...

Senior Software Engineer UK Remote Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees … mission is to create safe environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems ...

Senior Software Engineer UK Remote Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees … mission is to create safe environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems ...

Senior Software Engineer - Embedded & Application Software Location: On-site (UK) Salary: £60,000-£75,000 per annum Job Type: Permanent, On-site Our client is a leading technology company who is a leader in advanced automatic vehicle detection and classification (advanced detection systems) software, serving … tolling and intelligent transportation markets globally. Their software underpins high-performance vehicle classification systems that integrate multiple sensor technologies. Role Summary As a Senior Software Engineer, you will take a technical leadership role in developing embedded and application software for mission-critical advanced detection systems ...

Vacancy Are you a Senior Software Development Engineer looking to join a company where your work truly makes a difference? Where you’re empowered to innovate, collaborate, and help shape the future of healthcare technology? Then this could be the opportunity for you. We’re looking … talented Senior Software Development Engineer to join our EMIS-X Analytics team and help us build solutions that improve the lives of healthcare professionals and patients across the UK. This role focuses on solving Data Engineering challenges to enable NHS and other healthcare users to harness ...

C++/Embedded Software/ML/Machine Learning/Python Senior Software Engineer - AI/ML Foundation Model | Future CTO Potential Role: Senior Software Engineer Location: West London - 3/4 days per week Sector: Artificial Intelligence | Physical Engineering | High-Performance Computing … representing a pioneering AI startup that has developed a novel machine learning foundation model capable of achieving 100% automation in the development of control software, no supervision, no debugging, and instantly deployable. The Opportunity This is a founding engineering role, the Lead Software Engineer will ...

C++/Embedded Software/ML/Machine Learning/Python Senior Software Engineer - AI/ML Foundation Model | Future CTO Potential Role: Senior Software Engineer Location: West London - 3/4 days per week Sector: Artificial Intelligence | Physical Engineering | High-Performance Computing … representing a pioneering AI startup that has developed a novel machine learning foundation model capable of achieving 100% automation in the development of control software, no supervision, no debugging, and instantly deployable. The Opportunity This is a founding engineering role, the Lead Software Engineer will ...

offices , we have earned superior financial strength ratings from each of the major rating agencies. General Reinsurance, London Branch is offering an opportunity for Senior Software Engineer. Context of the Role: We are seeking a highly skilled Senior Software Engineer with a strong background … building scalable, high-quality, and high-performance solutions on the Microsoft technology stack (.NET/Blazor/C#). As a Senior Software Engineer, you will be responsible for building and maintaining internal and external-facing web applications in collaboration with international and interdisciplinary teams. ...

About the business G.Digital have exclusively partnered with a scale-up who are looking for their next Senior Software Engineer Why did we choose to work with them? ♀️G&T (girls and tech!) stamp of approval - they fly the flag for progressive and inclusive hiring! 🌎 Globally known … Recognised as a leader in the space 🏆 B-Corp Certified The role: After scaling a new Software Engineering function, they are now looking for a hands on Senior Engineer to help drive best Engineering practices, as well as being the 'go to' Software Engineering expert. ...

Senior Software Engineer Term: 12-Month Contract, likely to extend Location: Gloucester – hybrid working, 3 days onsite per week Rate: £51.21 per hour, approximately £379 per day (Inside IR35, Umbrella) ? About the Role This is an excellent opportunity for a hands-on Senior Software Engineer … France as well as local engineering stakeholders in Gloucester. This is not a research or deep data science role — instead, you will apply software engineering fundamentals , support the integration and deployment of AI-based tools, and help uplift engineering capability through high-quality, scalable software. What ...

Your Mission Join us as a Senior Software Engineer and help build the future of mission-driven giving! 🚀 We’re looking for a highly capable Senior Engineer who thrives in early-stage environments and enjoys owning complex problems end-to-end. You’ll work closely … architectural discussions and decisions, identifying long-term risks and opportunities for the platform. Continuously improve performance, tooling, workflows, and overall developer experience across the software lifecycle. Document with clarity so technical knowledge is complete, accurate, and useful for internal and external stakeholders. Enforce best practices across the team, including ...