.net software engineer jobs in West Sussex

Principal Software Engineer .NET £90,000-£100,000 Remote (UK) Are you passionate about writing clean, scalable code and ready to shape a platform used by merchants across the globe? We're working with a fast-growing global payment processing platform that's scaling rapidly after a major acquisition. They are building a high-performance, merchant-first ecosystem that prioritises quality,...

You should have at least a few years of experience building real things.

You should be comfortable with serverless or containerised environments, and ideally you've worked with Azure before.

You should be okay with ambiguity, and you should enjoy collaborating with people who care about what they're building.

Job Title: .Net Software Engineer Location: UK based Remote with monthly site visits Salary: £32,000 - £38,000 (National) and £38,000 - £43,000 (London) per annum + exceptional pension Why Apply? This is a fantastic opportunity for a talented Software Engineer looking to develop their career within a forward-thinking, tech-for-good organisation. Working with modern technologies such as .NET,...

Senior .NET Engineer Are you a talented .NET Developer looking to take on a brand new challenge? Do you want to be part of a newly formed team of software engineers in a growing product-focused company, shaping the direction of their technical solutions from the ground up? My client is seeking a Senior .NET Engineer to join their innovative product team. This is a unique opportunity to work on...

Software Engineer (.Net) SC Cleared Permanent Location: Fully remote / WFH (UK residency only) Salary: £50,000 - £55,000 (+ on-call £5K + a comprehensive range of Employee Benefits) Essential Skills: C#.Net, MVC, ASP.Net, SC Clearance We are looking to recruit an SC Cleared Software Engineer to a leading technology consultancy. This is a home based role with limited travel for team...

Senior Software Engineer .Net Location: UK remote | We are working with a high-growth global fintech, renowned for delivering world-class payments-related software and technology. This company is building the next generation of capabilities that power a merchant-first ecosystem. They believe that focused, empowered teams can achieve great things. You'll be joining a curious, driven, and...

Job Title: Front Office Software Engineer (C# .NET) Employment Type: Full-time Location: Central London (Hybrid - 3 days onsite per week) Compensation Package: Competitive salary, 20-30% bonus, private medical and dental (family coverage included), 10% employer pension contribution, group life insurance, income protection, and additional benefits About the Company A global leader in energy...

Job Title: Geophysical Software Engineer Check below to see if you have what is needed for this opportunity, and if so, make an application asap. About Us: We are a global technology company, driving energy innovation for a balanced planet. At SLB we create amazing technology that unlocks access to energy for the benefit of all. That is our purpose. As innovators, that has been our mission...

You will be responsible for ensuring our teams are delivering high quality, scalable software that powers our global logistics operation.

You will provide direct, practical mentorship required by a lean team.

You will ensure tech priorities perfectly support urgent business goals and operational reality.

You will support and maintain a range of internal and customer-facing applications.

You will work closely with developers to deploy fixes and updates, document solutions and identify ways to improve tools, processes and automation.

You should be methodical, customer-focused and proactive, comfortable working across a range of technologies and collaborating with others to achieve results.

Software Developer (.NET / Azure) – Manchester / Remote – up to £80k Tired of firefighting someone else's code? Want to actually see the impact your work has on customers? This team sits right at the centre of our growth — the bridge between product and client. You'll be building and integrating new components, rolling out product enhancements, and making sure our biggest customers get the...

Software Developer Remote working (monthly meetups in Milton Keynes) Up to 50K We're looking for an experienced Software Developer to join a leading provider of digital solutions within the education sector. You'll be part of a collaborative, Agile development team designing, building, and maintaining software that benefits schools and parents. As their new Software Developer, you'll: -...

Senior Full Stack Software Engineer - AI Enablement Team Location: UK Remote Contract Duration: 6 months Start Date: Ideally by 1st December 2025 Position Overview: We are assembling a high-impact AI Enablement Team focused on accelerating software development through the strategic use of AI tools and pipelines. Unlike traditional AI teams, this group will not be building models from scratch....

You must be UK based & have full right to work in the UK. - If this role sparks an interest and you're keen to learn more, Please apply or email me on Tommy@digitalwaffle.

Senior Software Engineer Fully Remote - UK Based £60,000 C#, .Net, .Net Core, Angular, Microservices, Azure, AKS Your Next Hire have partnered with a SaaS provider who are transforming the automotive industry. They have an established client base and an established product estate, currently on a journey to rewrite and migrate all of their legacy applications to a modern, azure hosted...

Senior Java Developer required for a well-funded and ambitious tech business entering its next scale-up phase. This is a fully remote position paying up to £65K + benefits, with meaningful technical ownership, visibility, and genuine opportunity to grow into Tech Lead as the team expands. This is a CTO whose serverless architecture has previously been recognised by AWS; driving proven,...

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

You will join our Simulation and Training sector at Broad Oak Works Portsmouth, part of BAE Systems Maritime and Land Defence Solutions, working on our MIMESIS product.

You will also provide technical guidance to the engineering team, working closely with System Design Authority, to develop and support MIMESIS for our customers.

Job Title: Geophysical Software Engineer About Us: We are a global technology company, driving energy innovation for a balanced planet. At SLB we create amazing technology that unlocks access to energy for the benefit of all. That is our purpose. As innovators, that has been our mission for 100 years. We are facing the world’s greatest balancing act- how to simultaneously reduce emissions and...

Up to £90,000 Remote, UK & Ireland No Sponsorship Opportunities We're hiring for our client, a fast-growing global payment processing platform that's scaling rapidly after a major acquisition. They're on the lookout for talented .NET Software Engineers to join their journey of building the next generation of API-driven, merchant-first technology. Why join them? They believe empowered teams...