451 to 475 of 835 Senior Developer Jobs in the UK

Webigence Ltd is seeking a Senior Software Developer to join a remote-first team in the UK. You will predominantly work on an established healthtech client, owning features across the stack from .NET APIs to Angular front ends, with significant client engagement and long-term ownership. You will ...

Instil Software Ltd. is seeking a Senior C++ Developer to design and build high-performance services in a Linux-based distributed system. You will focus on reliability, maintainability, and performance on embedded devices within a fully remote UK setup. The role requires 7+ years in C++ (C++14/ ...

seeking a Senior Software Developer for a remote UK-based role delivering secure, scalable cloud-enabled services for a major public sector client. You’ll work in an Agile environment, influence technical direction, and mentor peers while building digital platforms that impact millions of UK citizens. Eligible candidates ...

employees should work every single day to be successful and strengthens our ability to execute against our strategic priorities. We are seeking a Senior Full Stack Developer with data/event-driven design and implementation skills to implement our next generation Custody technology. This is a delivery-focused ...

IntroductionAn exciting opportunity has arisen for a Senior Power Platform Developer within a busy and successful IT team. The role sits within IT Development, working with business stakeholders and IT teams to deliver enterprise-scale automation and application solutions across the Microsoft Power Platform. This is a senior ...

Senior Python Engineer Client: National Grid Contract: 6-month rolling contract | multi-year programme Location: Home-based Travel: Bristol approximately 4 times per year Rate: £700-£750 per day via Umbrella The opportunity We're looking for an exceptional Senior Python Engineer to join a major, multi-year … collaborate with multiple engineering teams, and have a real opportunity to shape engineering practices across a major National Grid transformation. If you're a senior Python engineer who wants to stay hands-on while having genuine technical influence, this is an opportunity worth exploring. We use generative AI tools ...

Fantastic opportunity to join a thriving Financial Services business. What is the role? As a Senior Full Stack Developer, you will lead technically complex features, projects and services where requirements, architecture or implementation approaches are uncertain. You will turn ambiguous business problems into reliable technical outcomes across ...

help shape the evolution of commerce worldwide. At Ingenico, trust and sustainability are at the heart of everything we do. The scope The Senior Android Developer will be responsible for designing, building, and maintaining high-quality Android applications on specialized devices in high-reliability, transaction-driven environments . ...

Worldpay (UK) Limited is seeking a Senior Web Developer to advance our TRANSAXpay Web platform. You’ll build consumer-facing pages, merchant APIs, and internal tools, aligning closely with client needs and integration requirements. You’ll bring deep Java/Javascript expertise, Spring Boot, JBoss/JSP/ ...

looking for an experienced Senior SQL Developer to take ownership of a critical SQL Server environment and play a key role in designing, developing, and optimising database solutions. This is an opportunity for a strong SQL professional to influence technical direction, improve database performance, support business-critical systems ...

LocationLondon, England, United Kingdom# Senior Microsoft .NET/C# Developer at N Consulting LtdLocationLondon, England, United KingdomSalary£300 - £325/dayJob TypeContractDate PostedMay 13th, 2026Apply Now**Job Title: Senior Microsoft .NET/C# Developer****Location: Basildon, UK****Work Mode: 5 Days Onsite****Job Type: Contract … months with high possibility of extension****JOB DESCRIPTION:**We’re seeking a **Senior Microsoft .NET/C# Developer** with 8+ years of hands-on experience building and supporting high-quality applications. This role requires a strong communicator who can work independently while collaborating effectively with multiple cross-functional ...

cellular, survive network/operator failures, securely update themselves, and operate reliably in the field for many years. We are now looking for a Senior Embedded Linux Developer to join our team based in our new office in Theale, near Reading. This role offers hybrid working, typically … days a week in the office. About the job As a Senior Embedded Linux Developer, you will play a key role in developing applications and systems software for our embedded Linux products. You’ll be involved with shaping our solutions and ensuring they support new technologies while remaining ...

better. About the job Are you someone with a passion for DevOps and are looking to help build and be part of a new Developer Experience team within the Motorway Product & Engineering org? Motorway continues to grow, and we want to provide our developers with the best experience, which … have recently built and rolled out a new container platform on top of AWS Fargate, and are currently enhancing our observability, reliability, and developer-focused tooling. We will continue to build and evolve secure, standardised platform capabilities that reduce cognitive load and help teams ship faster with confidence. This ...

Binariks is looking for a Senior Full-stack Developer (Java, Typescript) to join our team. About the Project A UK-based FinTech company specializing in payment gateway solutions for African markets. The company focuses on secure, scalable, and high-performance transaction processing, leveraging a modern cloud-native microservices ...

Blackstone seeks a Senior Quant Developer to join the BXTI Quantitative Research and Development team in London. You will build and implement models across Equity and Fixed Income, working with risk, portfolio, trading and data models. You will collaborate with Quant Analysts, PMs and Risk teams to deliver ...

Emergn seeks a Senior Python Developer to own a business-critical Python platform and help it grow. You will develop backend services and APIs using Python and Flask, and work with MongoDB, Celery, and data tools in a fast-moving, collaborative setting. You’ll join an international team ...

senior opportunity for an experienced Delphi developer ready to combine hands-on technical ownership with real mentoring and team leadership. You'll maintain and enhance a large-scale, business-critical enterprise application used by clients globally - while actively raising the capability of the wider team around you. ...

Join Vupax Solutions as a Senior Laravel Developer working on bespoke B2B platforms for UK and international clients. You will own features end-to-end — from technical design through deployment — within agile squads that demo weekly. Requirements 5+ years PHP/Laravel experience Strong MySQL and API design ...

Nomura Holdings, Inc. in London seeks a Senior Java Developer for the Rates Intraday Risk Technology team. You will work with Flow Rates desks and quants to translate complex requirements into robust server-side solutions. The role involves contributing to the architecture refresh and building APIs that provide ...

Recruitment Ltd in Birmingham is seeking a Senior Java Developer for a 12-month contract to design, build and support software underpinning digital services. The role offers hybrid working across multiple UK office locations with a daily rate of 700-750 GBP inside IR35, and a focus ...

infrastructure engineers about networking issues or kernel tuning as well as reporting .NET garbage collector bugs to Microsoft! The Role We're looking for Senior Software Engineers to join our Joule Direct team, to help us build and improve our high-throughput, low-latency energy trading platform. ...

your decisions matter, and Euronet Worldwide (Nasdaq: EEFT) backs us so the problems stay real-scale. About This Role We're hiring a senior back-end engineer who owns real problems end-to-end and shapes how the team builds, from API design and data modeling through to service ...

We are looking for a talented Python Engineer with hands-on experience building high quality, scalable server less applications. You will work closely with the Lead Engineer to design, build, and enhance the Digital Onboarding ...

bet365 Group is looking for a Senior Software Developer to work on their cutting-edge Martech Content Platform. Located in Stoke-on-Trent, this full-time role allows collaboration with a skilled team to enhance and support key customer-facing systems. Successful candidates will guide technical projects ...

unified company, we’re combining expertise to offer a full-service, frictionless parking solution for both businesses and consumers. About the role The Senior Fullstack Developer ships high-impact product features across JustPark’s stack, working closely with product, design and other engineers to deliver value tocustomers. ...