1 to 25 of 87 Senior Developer Jobs in the South East

Senior Software Developer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. The … organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Software Developer -Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Optimize components for maximum performance across a vast array of web- capable devices and browsers. Maintain … the highest quality. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Software Developer -Experience Required Proven experience as a Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for More ❯

Senior Full Stack Developer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. … The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Developer -Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guide and develop the skills of junior engineers. Optimize components for maximum performance across … quality and speed. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Developer -Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and More ❯

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 Developer .NET - Fintech – Remote Senior Developer .NET wanted as our team is growing fast Calling highly motivated, bright candidates who are looking for a career at an exciting award winning FinTech firm Company: Wealth Dynamix Role: Senior Developer .NET Location: London Start Date: ASAP Would you like to join one of the fastest … a global leader in end-to-end CLM, Wealth Dynamix has offices and clients in three continents with headquarters in the UK. What is the role? The .NET Integration Developer will join the CLMi Engineering Team to design, build, and maintain integrations between the CLMi platform and external systems across the private banking ecosystem. Following the successful delivery of 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. 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 – PHP/Laravel Maidstone, Kent Salary: Up to £55,000 Office-based (with some flexibility) Are you a Senior Developer confident in PHP and Laravel? Are you confident with Laravel and ready to take ownership of key projects? Looking to join a company that invests in quality, not chaos? We are recruiting for … a long-established and successful company based in Maidstone, Kent, looking to expand their internal development team. They are looking for a Senior Software Developer with strong PHP Laravel experience to take ownership of both greenfield and ongoing projects, from system design through to implementation and delivery. You will be a technical leader in the team, helping to 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 ❯

Senior Full Stack Developer Hybrid - Work from Home with occasional travel to London (First week in London for induction) Permanent | Up to £95,000 + Excellent Benefits HBG Recruitment is proud to partner with a leading British media institution , home to some of the UK's most recognisable brands. They're expanding their digital development team and are … now looking for a Senior WordPress Full Stack Developer to play a key role in building, optimising, and maintaining high-traffic media platforms that reach millions of readers daily. What's in it for you Competitive salary up to £95,000 per annum Permanent position with career development opportunities 25 days' holiday (rising each year to 30) Life … 3x your basic salary Discounts on online shopping, dining, and more Onsite perks : gym, canteen, nurse & GP clinics Hybrid working with occasional London meet-ups Your Impact As a Senior WordPress Full Stack Developer, you'll: Lead the maintenance and feature development of enterprise-level WordPress sites across multiple brands. Build and maintain shared plugins and reusable microservices More ❯

Senior Developer | Power Platform | Azure Integration | Hybrid in London | £80,000 PLEASE READ: You must be eligible for NPPV Level 2 or willing to undergo similar vetting. The Role: This is a fantastic opportunity to take full technical ownership of enterprise-scale solutions built across Microsoft Power Platform and Azure. You'll shape the architecture, define security and … decisions to both technical and business stakeholders. Nice to Have: * Experience working within public sector or other high-compliance environments. Please apply or reach out to for more information. Senior Developer | Power Platform | Azure Integration | Hybrid in London | £80,000 RSG Plc is acting as an Employment Agency in relation to this vacancy. More ❯

Job Role: Senior/Lead Application Developer (MERN) Job Type: Contract Industry: FMCG Location: Remote, UK Rate: £ 500/day to £600/day (Outside IR35) Profile – Senior/Lead Application Developer (MERN) Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century. Job … Role – Senior/Lead Application Developer (MERN) The successful candidate will be responsible for designing, developing, and maintaining web applications using the MERN technology stack, which includes MongoDB, Express.js, React.js, and Node.js. The ideal candidate should have a strong understanding of the full web development life cycle, a thorough understanding of AWS and be able to work independently … well as collaboratively with other developers. The role will deal with both fixes/enhancements to existing applications as well as developing new applications to meet business needs. Duties – Senior/Lead Application Developer (MERN) • Developing web applications using the MERN stack , typescript • Collaborating closely with cross-functional teams to conceptualize, define, and implement new features. • Work with More ❯

Job Role: Senior/Lead Application Developer (MERN) Job Type: Contract Industry: FMCG Location: Remote, UK Rate: £ 500/day to £600/day (Outside IR35) Profile – Senior/Lead Application Developer (MERN) Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century. Job … Role – Senior/Lead Application Developer (MERN) The successful candidate will be responsible for designing, developing, and maintaining web applications using the MERN technology stack, which includes MongoDB, Express.js, React.js, and Node.js. The ideal candidate should have a strong understanding of the full web development life cycle, a thorough understanding of AWS and be able to work independently … well as collaboratively with other developers. The role will deal with both fixes/enhancements to existing applications as well as developing new applications to meet business needs. Duties – Senior/Lead Application Developer (MERN) • Developing web applications using the MERN stack , typescript • Collaborating closely with cross-functional teams to conceptualize, define, and implement new features. • Work with 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 Fabric Developer Data & Analytics Consultanc **y London/Hybri** d SDG Group is a global Consulting firm specialising in Data & Analytics. We are committed to unlocking an organisations' potential and hidden value by offering in-depth analytics expertise that empowers our clients' business models to become successful data-driven enterprises. Innovation is in our DNA. We constantly … as with your colleagues. If you value inclusivity and want to join a culture that empowers you to show up as your authentic self, jo **in us. About the Senior Fabric Develope** r Role As a Senior Fabric Developer, you will play a pivotal role in designing, developing, and deploying enterprise-grade solutions using Microsoft Fabric. You More ❯

Senior Software Developer Location: Surrey office (during probation) then Remote/Hybrid – because we trust you not to code in your pyjamas... much Please do not apply if you need sponsorship, this company does not sponsor. Salary: £55k-£60k Benefits that don't include free pizza (sorry) The Gig Fancy joining a well-established SaaS company that's … been innovating since 1998? They're looking for a Senior Software Developer who enjoys tackling complex technical challenges. You'll be building and maintaining their platform that helps the UK public sector communicate effectively – think of it as WhatsApp for grown-ups with important jobs. What You'll Be Doing Writing code that actually works (revolutionary, we know … keep you alive until then) Pension scheme for when you're too old to remember what coding is Flexible hours and remote working post-probation Career progression opportunities (Lead Developer sounds fancy, doesn't it?) 3-month probation (just to make sure you're not secretly a robot) Why You'll Love It There They've been delivering digital More ❯

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging in the entire software development lifecycle, from gathering requirements and … for and contributing to best practices in software engineering across teams and projects Key skills and experience: Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. More ❯

Senior Developer with SPA Web, Vue.js, Nuxt.js and TypeScript experience required by a global organisation in the entertainment sector. In this role you’ll influence technical direction, contribute to evolving front-end frameworks, and take a lead role in a team that’s growing and innovating. The organisation delivers technology solutions across travel, entertainment and events, operating at More ❯

Senior Frontend Developer | 6 Month Contract (OIR35) | Remote, UK based I'm working with a growing technology-led business that's scaling its engineering team and looking for an experienced Senior Frontend Developer to help deliver a next-generation data and intelligence platform. You'll play a key role in building performant, modern web applications that More ❯

Senior React Developer React, TypeScript, API, HTML, CSS, JavaScript Fareham, Hampshire. This role is to work in the office full time. Salary circa £40,000 - £60,000 plus benefits In 2023, cybercrime cost UK businesses an estimated £21 billion. But don't think its the just the big corporates at risk, the average cybercrime value in the UK … for you and your future self! They have built a suite of innovative products designed to offer superior protection against a broad spectrum of online threats. The role of Senior React Developer is a new position in the team demonstrating the increasing demand for a robust cyber solution. Working with a talented software team you will be helping More ❯

Senior Front End Developer - React/TypeScript Up to £75k per annum plus excellent benefits Working onsite in West Hove offices, East Sussex. Stratospherec are delighted to be recruiting for a Senior Front End Developer with a strong understanding of React.js to work for a well established UK SaaS company who provide an enterprise-scale Data … Analytics platform for a global customer base We are looking to recruit a Senior Front End Developer with good skills in TypeScript, React.js (Next.js would be useful as well) and who will be working on existing client systems and multiple new Greenfield projects for their customers, ensuring that their clients and stakeholders are always accessing performant, engaging, well … day for each customer. There are opportunities to work on Full stack projects in this team as well if you want. This role is open to mid-level and senior level developers and the successful candidate will be passionate about Software Engineering, especially in well written, scalable code. Skills and experience: At least 5 year's commercial experience Strong More ❯

Job Title: Senior Full Stack Systems Developer (Environment) Ref. No.: CJD171025K Location: Based near London Salary: £80,000 - £85,000 This is an incredible opportunity to join my client, an industry-leading, eco-conscious Technology Company, renowned for lending their expertise to Water Quality and Infrastructure projects. They are actively seeking an experienced, capable Senior Full Stack … Systems Developer with a knowledge and passion for the environment, willing to take on a variety of challenging projects alongside an established team of professionals, based just north of the thriving, multicultural Capital City of London. Benefits for the role of Senior Full Stack Systems Developer include (but are not limited to): A highly-competitive salary (commensurate … experience) Performance-related bonuses Contributory Pension Scheme (7% company contribution) Generous annual leave entitlement Private Medical Insurance Scheme Electric Vehicle (EV) Salary Sacrifice Scheme Responsibilities for the role of Senior Full Stack Systems Developer include: Overseeing a team of technological experts Leading the production and deployment of the company's software products and services across the environmental sector More ❯

Senior PHP Developer (Fareham, Hampshire) Up to £60,000 + 10% bonus + amazing benefits Our partner a multi award-winning software company based out of beautiful offices in Fareham- creators of leading consumer protection products trusted by millions of users worldwide. 🧩 The Role As a Senior PHP Developer , you’ll play a key part in 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 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 ❯