1 to 25 of 41 Permanent Senior Developer Jobs in the Thames Valley

Senior Developer SPA Web This is an amazing opportunity for an experienced Senior Developer to be responsible for designing, developing, and maintaining software applications, with a focus on high-quality, scalable code. This role demonstrates deep technical understanding and strong problem-solving and works both independently and in collaboration with other developers and stakeholders. The position … of Senior Developer takes ownership of key project components, and often acts as a technical leader within the development teams. Experience needed for this job Successful experience of working within Development teams Experienced in Development methodologies covering both Agile and traditional Waterfall Proven record of working in an ambiguous and fast-paced environment Working knowledge of travel industry More ❯

Senior Developer - Salesforce Marketing CloudThe Open UniversityLocation: Hybrid (Milton Keynes campus attendance approx. 1 day per week)Salary: £47,389 - £56,535 plus a market supplement of £5,576 (until July 2027)Contract: Permanent, Full-time (37 hours per week)Role Overview:This position focuses on leading the development and delivery of high-quality solutions within Salesforce Marketing … Cloud. The Senior Developer will take responsibility for designing, implementing and improving platform capabilities, supporting marketing automation, personalisation and data-driven engagement activities across the institution.The role also contributes to development standards, technical leadership and continuous improvement across the wider Digital Services team.Key Responsibilities:- Design, build and maintain scalable solutions within Salesforce Marketing Cloud.- Develop and enhance platform More ❯

Senior Developer - Salesforce Marketing Cloud The Open University Location: Hybrid (Milton Keynes campus attendance approx. 1 day per week) Salary: 47,389 - 56,535 plus a market supplement of 5,576 (until July 2027) Contract: Permanent, Full-time (37 hours per week) Role Overview: This position focuses on leading the development and delivery of high-quality solutions within … Salesforce Marketing Cloud. The Senior Developer will take responsibility for designing, implementing and improving platform capabilities, supporting marketing automation, personalisation and data-driven engagement activities across the institution. The role also contributes to development standards, technical leadership and continuous improvement across the wider Digital Services team. Key Responsibilities: - Design, build and maintain scalable solutions within Salesforce Marketing Cloud. More ❯

Senior Software Developer, Python, Oxford, Hybrid, COR7408 Are you a seasoned Senior Software Developer with deep expertise in Python, seeking your next exciting challenge? This fantastic opportunity to join a cutting-edge company could be your next step! The Role As a Senior Software Developer, you'll work closely with a talented, agile team … in modern cloud environments, you'll take ownership of code reviews, provide technical guidance, and mentor junior developers to ensure the delivery of high-quality, scalable solutions. Being a senior hire into a new team with rapid growth planned, this is a hands-on technical role, with the opportunity for growth towards leadership as the team expands. The Company … hybrid role based in Oxford, offering the opportunity to work on impactful projects while helping shape the team's technical capabilities. What's Required? We're looking for a Senior Software Developer who thrives in a collaborative, fast-paced environment and enjoys sharing knowledge with others. Key requirements include: Extensive coding experience in Python, with exposure to modern More ❯

Senior Developer SPA Web This is an amazing opportunity for an experienced Senior Developer to be responsible for designing, developing, and maintaining software applications, with a focus on high-quality, scalable code. This role demonstrates deep technical understanding and strong problem-solving and works both independently and in collaboration with other developers and stakeholders click apply More ❯

We are currently seeking an experienced Senior Developer to join our established Client Digital Solutions team responsible for the development, implementation, and maintenance of software solutions across both our UK and NL services sectors and our wider international clients. As an experienced Senior Developer, you will become a key member of a core team developing market More ❯

We are currently seeking an experienced Senior Developer to join our established Client Digital Solutions team responsible for the development, implementation, and maintenance of software solutions across both our UK and NL services sectors and our wider international clients. As an experienced Senior Developer, you will become a key member of a core team developing market More ❯

Senior Software Developer - C# Senior Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a hybrid model More ❯

Senior Java Developer Role - Leading Internet of Things (IoT) Based Company - Hybrid/Once a week onsite in Central Reading based office - £70,000 - £90,000 DOE + Benefits Essential Exp: Java 11/17, Springboot, REST API's, Microservices, Kubernetes. Desirable Exp: ReactJS - this role is 90% Backend Development with 10% Front End. G.R.E. Recruitment is delighted … to partner with a leading IoT based Company who are looking to add a Senior Java Developer to their growing development team in Reading Town Centre. IoT isn't just a fancy buzz word, it connects the world around us from things you wouldn't even think about and helps to serve the betterment of the environment and … is literally everywhere, all around us and most people aren't aware of IoT as it seamlessly blends into our everyday lives. For this role I am looking for: Senior Java Developer - 5yrs+ exp with Java, REST API's, Microservices, Kubernetes with a little bit of ReactJS exp - £70,000 - £90,000 You'll be joining a team More ❯

Senior Full Stack Java Developer Role - Leading SaaS Based Automation Company - Berkshire - Hybrid/Once a Fortnight onsite in Berkshire based office (Moving to new offices in Reading in March 2026 - 2 days onsite from March 2026) - Up to £80,000 + 10% Bonus + Benefits Are you a Senior Full Stack Java Developer looking for … business/mission critical automation platforms for iconic world brands? G.R.E. Recruitment is delighted to partner with a leading SaaS based Automation Company who are looking to add a Senior Full Stack Java Developer to their dynamic scaling development team. These roles will initially be once a fortnight in the Berkshire based office as they plan to move … to new offices in Reading - then it will be twice per week in the office from March 2026. For this role I am looking for a Senior Full Stack Java Developer with 5yrs+ exp with Java 11/17, Spring MVC, REST API's, Microservices, AWS/GCP/Azure with strong experience of working across the full More ❯

Senior Software Developer, Python, Oxford, Hybrid, COR7408 Are you a seasoned Senior Software Developer with deep expertise in Python, seeking your next exciting challenge? This fantastic opportunity to join a cutting-edge company could be your next step! The Role As a Senior Software Developer, you'll work closely with a talented, agile team More ❯

Senior Frontend Developer with SPA Web, Vue.js, Nuxt.js and TypeScript experience required by a global organisation mostly serving the entertainment sector. In this role youll influence technical direction, contribute to evolving front-end frameworks, and take a lead role in a team thats growing and innovating. The organisation delivers technology solutions across multiple sectors operating at global scale. 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 ❯

Senior Java Developer Role - Leading Internet of Things (IoT) Based Company - Hybrid/Once a week onsite in Central Reading based office - £70,000 - £90,000 DOE + Benefits Essential Exp: Java 11/17, Springboot, REST API's, Microservices, Kubernetes. Desirable Exp: ReactJS - this role is 90% Backend Development with 10% Front End. . click apply for More ❯

Senior Frontend Developer – SaaS/B2B 📍 Banbury (Hybrid – 2 days onsite) 💰 Salary: £60,000 – £80,000 per annum Our client is a fast-growing, private equity–backed software company on an exciting journey of expansion both in the UK and internationally. The business is entering the next stage of transformation, as they modernise their technology stack, unify product 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 Frontend Developer with SPA Web, Vue.js, Nuxt.js and TypeScript experience required by a global organisation mostly serving the entertainment sector. In this role youll influence technical direction, contribute to evolving front-end frameworks, and take a lead role in a team thats growing and innovating. The organisation delivers technology solutions across multiple sectors operating at glob click More ❯

Our client, a growing consultancy delivering cutting-edge AI and data-led services to government and public sector clients, is looking for a Senior Software Engineer to join their forward-thinking team in Milton Keynes. This is a fantastic opportunity to contribute to a nationally recognised AI innovation platform used to drive sensitive data discovery, redaction, and secure archiving … who enjoys solving real-world problems through modern software and AI, and wants to make a tangible impact on the future of public sector digital services. Keywords: Full Stack Developer, Java Developer, React Developer, Spring Boot, TypeScript, AI Innovation, Secure Software, SC Clearance, Docker, PostgreSQL, Hybrid Role, British Citizens Only, Public Sector Projects, Milton Keynes, CI/… CD, Full Stack Engineer, AI Data Toolsets, Government Technology, Security-Cleared Developer Established in Didsbury, Connexa Technology Ltd is becoming one of the UK's fastest growing IT and Technology recruitment companies. People. Technology. Connected. Connexa Technology is acting as an Employment Agency in relation to this vacancy. More ❯

Senior .NET Integration Developer Maidenhead - Hybrid (3 days on site & 2 from home) £50,000 - £70,000 + Holiday + Pension + Training + Private Health Plan Excellent opportunity for an experienced C# .NET looking to join a stock market listed business, renowned for their supportive culture and award-winning training opportunities.This company are a well-established, international … Strong communication will be key, as you'll explain solutions clearly and produce high-quality technical documentation to support successful implementation.This is a fantastic opportunity for a skilled Integration Developer to join an international SaaS specialist where you will work on high-impact systems and help shape the future of their global platform. The Role: Develop and maintain secure More ❯

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving our development team the ability to make & influence architectural decisions. … So, if you have strong Java coding skills, at a “Senior” level & would like to mentor a handful of more junior team members, then please get in touch! Title: Java Developer. Senior Java Developer. Software Engineer. Some combination of those words. Location: HQ is in Oxfordshire, but this role & the team can & do operate remotely if needed. You … or use with us, see below: - Lead & mentor a small development team. You may have some experience already, or a want to progress in your career to a more senior/lead type role. - Proven experience in designing and building scalable, and maintainable applications using Java (Java 8+, with experience or a strong desire to work with Java More ❯

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving our development team the ability to make & influence architectural decisions. … So, if you have strong Java coding skills, at a “Senior” level & would like to mentor a handful of more junior team members, then please get in touch! Title: Java Developer. Senior Java Developer. Software Engineer. Some combination of those words. Location: HQ is in Oxfordshire, but this role & the team can & do operate remotely if needed. You … or use with us, see below: - Lead & mentor a small development team. You may have some experience already, or a want to progress in your career to a more senior/lead type role. - Proven experience in designing and building scalable, and maintainable applications using Java (Java 8+, with experience or a strong desire to work with Java More ❯

Join our team as an innovative senior frontend developer While we value full-stack experience, your primary focus will be on frontend development. In this role, you'll work hand-in-hand with our talented teams to craft captivating digital experiences for our clients. You'll enjoy a variety of responsibilities, including supporting client project delivery, along with … of solutions to optimise internal processes and productivity e.g. via internal web apps/tools Requirements What you'll bring to the team: Proven experience as a full-stack developer working in the consulting, life sciences or the pharmaceutical industry Degree or equivalent experience in Computer Science, Software Engineering, Web Development, or a related field Strong front-end development More ❯

Lead Developer – Step Into Engineering Management (CTO-Level Growth Ahead) £75,000 to £100,000 + Bonus (~10%) Hybrid: 1 to 2 Days Onsite (Oxfordshire Area) VIQU have partnered with a rapidly growing tech company in the energy sector. They are now looking for a Lead Developer who wants to step into genuine engineering leadership, with a clear … API Gateway) React/JavaScript REST APIs SQL Strong back-end or cloud developers from other stacks will still be considered. This role has two phases: Phase 1: Lead Developer (Now) Lead development across a modern, serverless cloud stack (AWS, Python, React, SQL). Work closely with the senior developers while contributing hands-on. Take ownership of development More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Senior Software Engineering role in a growing SaaS product company ? Recent investment means we are scaling & growing our Software Engineering & product teams - we are keen to add a Senior Engineer into this, with accomplished skills in the .Net platform (C#, ASP.net) & Angular framework. So, if … you'd like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Senior Software Developer. With a view to step up to Lead Developer, when ready. Location: Banbury, Oxfordshire. Very commutable from Warwick, Bicester, Milton Keynes, Northampton, Rugby, Coventry, Leamington Spa, etc. Hybrid … working: 2 days per week in the office. Flexible on this, but we would like some office time, as a senior figure in the software engineering team. Salary: Up to £70K Basic (£65K to £70K range) + Benefits package. You'll have the full support of an established Agile environment, excellent technical product team & obviously full stack software engineers More ❯