1 to 25 of 54 Senior Developer Jobs in the Thames Valley

Senior Developer Milton Keynes (hybrid) £40,000 - £60,000 Our client requires a Senior Developer with strong experience in C#, Azure (or similar cloud-based web applications) and JavaScript to join their growing team. You will have the flexibility of hybrid working and spend 3 days a week in their office. You will play a key … Agile workflows Collaborate closely with cross-functional teams Stay up to date with emerging technologies and propose innovative solutions Look after complex coding tasks Skills: Proven experience as a Senior Developer or similar role Strong proficiency in C#, .NET, Azure Solid experience with JavaScript and modern front-end frameworks Excellent communication and leadership skills Ability to deliver complex … projects to tight deadlines Outstanding attention to detail and with a focus on performance, security and maintainability If you have the skills and experience of a Senior Developer, ready to take the next step in your career and made a real impact, we’d love to hear from you. Our client offers hybrid working arrangements, a competitive salary More ❯

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform which is radically streamlining an existing complex process. You'd join as a Senior Frontend … Developer and make a real impact on user facing features from the off while enhancing frontend architecture in order to accelerate the products ground-breaking advancements. As a Senior Frontend Developer, you will have the following: Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure More ❯

Senior Full Stack C# Developer Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK … track unsafe products Powering systems that help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary Triad Group Plc is seeking a skilled and experienced Senior C# Developer to join our dynamic team. As a Senior Developer, you will be responsible for designing, developing, and maintaining software applications using .Net Core with … development processes and methodologies. Skills and Experience: Relevant training, qualifications and experience in software development practices (Apprenticeship/Degree/Masters etc) 8+ years proven experience as a C# Developer or similar software development role. Proficiency in C# programming language and .NET framework including .Net Core Strong understanding of object-oriented programming principles. Experience with software development methodologies such More ❯

Senior C# Developer/Software Engineer (C# .Net) London onsite to £150k Opportunity to progress your career in a senior, hands-on C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real … You are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline What's in it for you: As a Senior C# Developer/Software Engineer you will receive a competitive package: Salary to £150k Bonus paid every six months based on personal performance (10-25%) Professional development Pension … Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Senior C# Developer/Software Engineer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from More ❯

Senior C++ Developer/Software Engineer (Linux SQL C++17) London/WFH to £110k Global-leading FinTech is seeking a Senior C++ Developer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects. The organisation is a pioneer in the field of cross-asset securities and derivatives post … business performance for their clients. This is a great opportunity to accelerate your career alongside established business and technology leaders, and gain/deepen your finance experience. As a Senior C++ Developer, you'll be responsible for designing and building unique technical solutions, meeting user requirements and contributing to the evolution of the cutting-edge platform. Not only … discipline Ideally you will have experience working in a financial services or trading environment although technical skills of far greater importance What's in it for you: As a Senior C++ Developer you will receive a competitive package: Salary to £110k Pension (to 9% contribution) Healthcare Volunteer/charity days Hybrid working Career development and training Apply now More ❯

built by a small team of junior developers. Now, we're ready for the next chapter: transforming our no-code systems into robust, scalable products — and we need a Senior Developer to help us get there. The opportunity We're looking for a more senior developer with a solid foundation in computer science, experience with no More ❯

built by a small team of junior developers. Now, we’re ready for the next chapter: transforming our no-code systems into robust, scalable products — and we need a Senior Developer to help us get there. The opportunity We’re looking for a more senior developer with a solid foundation in computer science, experience with no More ❯

built by a small team of junior developers. Now, we’re ready for the next chapter: transforming our no-code systems into robust, scalable products — and we need a Senior Developer to help us get there. The opportunity We’re looking for a more senior developer with a solid foundation in computer science, experience with no More ❯

Job title Senior GIS Developer Ref 40868 Division Digital Location Hybrid - Clearwater Court - RG1 8DB Contract type Permanent Full/Part-time Full-time or part-time Salary Offering up to £70,000 per annum depending on skills and experience Job grade B Closing date 03/11/2025 As a Senior GIS Developer, you … capabilities with business goals. You'll also mentor junior developers, contribute to Agile delivery processes, and champion best practices across the team. What you'll be doing as a Senior GIS Developer GIS Application Development: Design, develop, and maintain complex GIS applications using Esri ArcGIS to support both strategic and operational business needs. Data Integration & Modelling: Lead the More ❯

Senior Oracle PL/SQL Developer, OLTP, Technically challenging hands-on coding role in a large and complex environment. Slough, Berkshire (office based in Slough during probation then 3 days in the office and 2 days working from home). Salary most likely to be in the range of £60000 - 80000 + benefits. Successful software technology company based … in Slough are looking for a Senior Oracle developer to join their team. To be considered you will have excellent PL/SQL development skills with strong knowledge of OLTP, table designs, SQL queries and more. In addition you must also have worked in a large and complex environment. Ideally you will have worked in a software product … A strong and stable career history. * Proven experience of working in a large and complex environment. * Degree level or equivalent education This is an excellent opportunity for a skilled Senior Oracle developer who enjoys hands-on coding in a complex and large transactional environment. Working within a skilled team of Oracle developers you will be developing software for More ❯

Senior Power Platform Developer Hybrid – London £70,000 – £80,000 + Benefits Are you a skilled Power Platform Developer looking for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse More ❯

Senior Full-Stack Developer Milton Keynes Up to 55,000 Do you want to be part of a mission-driven team building transformative tech for global infrastructure? Working on high-impact projects, collaborating across continents, and shaping the future of enterprise platforms? If yes, this could be the perfect role for you! Our client is a fast-growing … technology company, delivering cutting-edge enterprise platforms for Hyperscale datacenter providers, FTSE 100 companies, and global clients. As Senior Full-stack Developer, you will: Architect and build scalable web applications for global datacenter platforms Lead development of client portals and real-time dashboards Integrate telemetry systems with BMS/PMS for IoT and datacenter monitoring Mentor developers and More ❯

Senior Full-Stack Developer | Milton Keynes | Up to £55,000 Do you want to be part of a mission-driven team building transformative tech for global infrastructure? Working on high-impact projects, collaborating across continents, and shaping the future of enterprise platforms? If yes, this could be the perfect role for you! Our client is a fast-growing … technology company, delivering cutting-edge enterprise platforms for Hyperscale datacenter providers, FTSE 100 companies, and global clients. As Senior Full-stack Developer, you will: Architect and build scalable web applications for global datacenter platforms Lead development of client portals and real-time dashboards Integrate telemetry systems with BMS/PMS for IoT and datacenter monitoring Mentor developers and More ❯

maintain enterprise grade applications. The role involves working in an agile environment to build scalable and high performing backend services, APIs and microservices. Your responsibilities: Key Responsibilities for a Senior Developer: Lead the design, development and deployment of end-to-end full stack solutions Build scalable microservices and RESTful APIs with Spring boot. Guide the team on best More ❯

maintain enterprise grade applications. The role involves working in an agile environment to build scalable and high performing backend services, APIs and microservices. Your responsibilities: Key Responsibilities for a Senior Developer: Lead the design, development and deployment of end-to-end full stack solutions Build scalable microservices and RESTful APIs with Spring boot. Guide the team on best More ❯

We're looking for a Senior Android Developer to join an innovative tech company that delivers cutting-edge solutions to regulated industries such as Finance and Healthcare. In this role, you will take ownership of developing Enterprise-level Android applications to enhance user experiences and support delivery of high-quality products. Role: Senior Android Developer Location … with app deployment processes, including Google Play submission, signing keys, and building pipelines. A portfolio of previous Android apps or code samples is highly desirable. If you are a Senior Android Developer interested and wish to learn more please apply or get in touch for more details as interviews will be taking place immediately. More ❯

Position: Senior Python Developer Employment Type: Contract Start: ASAP (October/November 2025) Duration: 6 Months Location: London, UK - Hybrid Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader in digital transformation and IT services, working … for the people and communities they serve. For you, this means working on challenging projects that demand innovation, collaboration, and thought leadership . Role – We are seeking a talented Senior Python Developer to join a global orgnisation within its Trading Analytics & Insights division. The team is responsible for delivering data-driven solutions, analytical models, and digital tools that More ❯

Lead Software Developer required by a leading global Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. The Lead Software Developer will be responsible for the software engineering output of the team. This will be a leadership role however success candidate will be expected to be hands-on … writing code when required, as well as designing architecture. Therefore the successful candidate will have strong hands-on coding knowledge. The company are happy to consider a Senior Developer who is looking to step up into more of a leadership role. They operate on a hybrid model which involves 3 days in the office and 2 days from More ❯

Lead Software Developer required by a leading global Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. The Lead Software Developer will be responsible for the software engineering output of the team. This will be a leadership role however success candidate will be expected to be hands-on … writing code when required, as well as designing architecture. Therefore the successful candidate will have strong hands-on coding knowledge. The company are happy to consider a Senior Developer who is looking to step up into more of a leadership role. They operate on a hybrid model which involves 3 days in the office and 2 days from More ❯

Milton Keynes (Hybrid - 2-3 days onsite) Salary: £60,000 - £76,000 + Bonus + Benefits Clearance Required: British Citizens only, SC eligible Our client is seeking an experienced Senior Java Developer to help deliver an award-winning AI innovation toolset supporting public sector data transformation. This role sits at the heart of a full-stack team building … secure systems, and cutting-edge digital services Bonus scheme, private healthcare, funded learning, and flexible hybrid working Contribute to award-winning platforms with a collaborative, mission-led team Keywords: Senior Java Developer, Spring Boot, Secure Software, Backend Developer, SC Cleared, Government Projects, PostgreSQL, DevOps, Java Engineering, Full Stack Java Jobs, AI Data Projects, Public Sector Innovation, Hybrid More ❯

Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. Details … days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech More ❯

Senior C# Developer, .Net Core Software Engineer, C-Sharp, Programming Job, Blazor, ASP.Net Core, Visual Studio International Engineering Company, Oxford 50-75K - 4 days in the office. I may be biased, but this has to be one of the best C# Developer/Software Engineer jobs available in the UK today. Dont have time to read … this advert, just call, text, email, or connect with me to obtain spec - 0-7-7-9-1-6-1-5-7-0-3 Are you a C# Developer (desktop or web-based) with a mid to senior-level skill set and can show extensive knowledge of .Net development? Do you have any experience with Blazor, or would … Sentry, Grafana Degree education is preferred, but we will consider Software Engineers with the right level of technical ability for the role. We are looking for a C# Software Developer who can deliver software applications using principles of software engineering, whilst continually striving for excellence in the design, development, maintenance, testing, and evaluation of those software applications. This is More ❯

where you’ll work on our low latency, high-frequency trading platform. You will use cutting-edge Java programming techniques so experience in this area is essential. As a Senior Developer, you’ll not only code but also take on key design responsibilities, shaping impactful projects. You'll mentor junior members of the team, driving innovation in a More ❯

Senior Front End Engineer – AI x Metaverse - React London | £80–90k | Onsite 3 days/week 6 years + commercial experience. An early-stage, fast-growing SaaS company is scaling its engineering team in London. Their platform provides real-time insights and performance metrics across virtual environments, and they’re already working with some of the world’s biggest More ❯

SC Cleared Senior Software Developer in Test Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector and central government. We deliver … with systems to track unsafe products Powering systems that help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary We are seeking an experienced Software Developer in Test to lead the development and implementation of robust test automation frameworks. This role is ideal for a self-driven individual with a strong background in Playwright, Cypress … will contact you to discuss Triad and the position. If shortlisted, you will be invited for: A Technical online test - circa 30 minutes A Technical interview session with our senior team members An interview with our CTO, including a career review and cultural fit assessment We aim to complete interviews and progress candidates to offer stage within More ❯