1 to 25 of 173 Senior Developer Jobs in the South East

Senior NetSuite Developer – NetSuite, Systems Developer, Software Developer, Systems Engineer, Software Engineer, Web Developer, SuiteScript, Technical Lead, NetSuite Engineer, Senior Developer, Lead Developer, Integration Developer, Mulesoft, Celigo, Boomi, HTML, JavaScript, API – Greater Manchester – London -Surrey – Merseyside - West Midlands - East Midlands – Midlands … Edinburgh – Cheshire – Staffordshire – Hampshire – Derbyshire – Kent – Essex – Permanent – Hybrid - £80,000 - £90,000 Our client, a UK based global end user, are seeking a Senior NetSuite Developer to join their internal team to support implementations, customisation and further enhancements across the business. The ideal candidate will posses a … practices and working in an Agile environment. Desirable Skills & Experience: Bachelor’s degree in Computer Science/Information Technology or similar Preferred certifications: Application Developer, Web Services Developer, SuiteCloud Developer Other NetSuite certifications are an advantage (Administrator, ERP Consultant etc.) Experience with Boomi, Mulesoft or other integration More ❯

Role: Senior Developer (Trading Systems) Tech stack: C#.NET and SQLServer Domain: Trading Location: London (hybrid - 3 days per week) Compensation: £80,000-90,000, 20-30% bonus, 10% pension and much more X4 Technology are partnered with a high-growth, well-capitalised trading house in London, offering a … unique opportunity for a Senior Developer (Trading Systems) to join their global team of 400. In this key position within their technology group, you'll help drive the innovation and evolution of vendor and proprietary trading platforms - developing solutions to support key functions like trade capture, market connectivity … enhancement, customisation and integration - linking their core trading systems with modern SaaS solutions for analytics, hedging, credit, regulatory reporting and more. Responsibilities of the Senior Developer (Trading Systems): Creating new features within Trading Systems to facilitate company growth Building solutions for front office users (trade entry, exchange interfaces More ❯

Senior Data Developer - Flexible location Bibby Financial Services have an exciting opportunity available for a dynamic Senior Data Developer to join our team, working in any of our UK locations . You will join us on a full time, permanent basis and in return, you will … were hired in the first place. We want you to make the choices you believe in – we’ll believe in them too. As our Senior Data Developer, we will reward you and your hard work with: Company car allowance Private healthcare for you and your family Company pension … as gym membership, technology, or health assessments Access to an online wellbeing centre Range of discounts from many businesses 25 days holiday As our Senior Data Developer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your More ❯

Senior Data Developer - Flexible location Bibby Financial Services have an exciting opportunity available for a dynamic Senior Data Developer to join our team, working in any of our UK locations . You will join us on a full time, permanent basis and in return, you will … were hired in the first place. We want you to make the choices you believe in – we'll believe in them too. As our Senior Data Developer, we will reward you and your hard work with: Company car allowance Private healthcare for you and your family Company pension … as gym membership, technology, or health assessments Access to an online wellbeing centre Range of discounts from many businesses 25 days holiday As our Senior Data Developer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your More ❯

Senior Java Developer Global Tech Giant Up to £95k 2-3x a week in Shoreditch Are you a Senior Java Developer eager to lead the charge in innovation for one of Silicon Valley’s largest tech giants? This is a rare opportunity to join a … the future of how the business operates globally. Backed by significant investment, this giant has expanded rapidly in the UK and is seeking multiple Senior Developers to lead new squads focused on greenfield projects. They have a strong engineering culture in the London office, and as their Senior Developer, you’ll work with Java (17+), SpringBoot, Kotlin and NoSQL databases . They’ve got their own internal cloud and toolings using Prometheus and Grafana. As their Senior Developer, you’ll be: A key advocate for best coding practice, standards, and innovation. TDD approach is More ❯

Senior Go Developer London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking … or fintech gig - contractors here are genuinely embedded, involved, and making meaningful impact from day one. As a Senior Go Developer, you'll play a key role in building mission-critical, data-driven services that power core parts of the platform. You'll take ownership across the full … built and the trust to get on with it - whether that's improving infrastructure, shipping new features, or quietly refactoring something that needs it. Senior Go Developer - Key Requirements: Significant professional experience in software development, with a strong focus on backend systems Proficiency in Go/Golang and More ❯

Role: Senior Web Developer Job Type: Full-time (Hybrid – 4 days onsite a month) Salary: £60,000 - £65,000 Benefits: Company pension, private medical insurance, WFH & more... My client, a fast-growing digital experience agency, is seeking an ambitious and challenge-driven full-stack developer to join … of holiday each month) Company events & social hours Profit share scheme 23 days of holiday Boutique agency environment with a small team working alongside senior management Hybrid working opportunities (work from home or the office in Barbican, London) Professional Development Programme (Training) & Rockstar Awards Programme A learning culture fostering … have at least 2 years of working with an agency or start-up. If this sounds like it its of interest, apply now! Keywords: Senior Web Developer, Senior Developer, WordPress, Headless CMS, React, Next.js, GraphQL, Full Stack Developer. More ❯

Senior Developer – Gateway 21 Location: Remote (UK preferred) or hybrid in office (London) Contract type: 4 - 5 days a week, 6 months contract with potential to extend or move to a permanent role Start date: As soon as you're ready About Gateway 21 At Gateway 21, we … driven tools to give firms the confidence to grow - without falling foul of the rules. About the Role We’re looking for a talented Senior Developer to help us build and evolve our flagship portal and suite of new products. You’ll play a key role in delivering More ❯

Senior Frontend Developer Are you a Senior Frontend Developer eager to lead the charge in innovation for one of Silicon Valley’s largest tech giants? This is a rare opportunity to join a true Tech Giant as they are building a brand new team at their … gen platform, shaping the future of how the business operates globally. They have a strong engineering culture in the London office, and as their Senior Frontend Developer, you’ll work with React and Javascript/Typescript. They’ve got their own internal cloud and tooling's, using Prometheus … and Grafana. As their Senior Frontend Developer, you’ll be: A key advocate of best coding practice and standards with a TDD approach as you’ll be owning the end to end development of the platform. A skilled engineer in React development, you’ll be joining a team More ❯

Senior Frontend Developer - JavaScript - React - TypeScript - London. Work on a greenfield development project - build a new trading platform starting in 2025. Are you an experienced frontend developer with a passion for designing and developing UIs in highly transactional financial services environments? Miller Maxwell is assisting a rapidly … expanding electronic trading organization in their search for a Senior Frontend Developer to join their highly skilled engineering and frontend development team in London. This leading provider of options trading solutions is globally renowned for its reliability, speed, and exceptional customer service. As the organization expands its digital … currency trading divisions in 2024, this role offers a unique opportunity to be at the forefront of innovation. Key Responsibilities for the Senior Frontend Developer: Work on a key program of work starting in 2025 to build a brand new electronic trading platform. Build and adapt JavaScript libraries More ❯

Senior Software Developer C#, .Net Core, VueJS, Typescript £55,000 - £60,000 Senior Software Developer required to join a progressive and leading company within the automotive industry. As a Senior Software Developer you will help to transform the whole digital product suite. They want More ❯

Job Title: Senior .NET Developer Location: Hybrid - Oxford (1x a month) Applause IT are hiring for a Senior .NET Developer for a growing software house delivering enterprise-scale solutions in the online gaming space. Their platform is built using the latest Microsoft technologies and used globally … by clients across sectors including banking, energy, and government. As a Senior .NET Developer, you'll join a distributed engineering team and be responsible for full lifecycle development across both frontend and backend systems. You'll contribute to architectural decisions, advocate for modern software engineering best practices, and … working Collaborative, global engineering culture Opportunity to work on secure systems impacting millions of users Click Apply Now if you're interested in this Senior .NET Developer opportunity. More ❯

Senior Python Developer Project at a major Investment Bank seeks an experienced Python Developer to join their Front Office trading technology team delivering solutions that manage pricing and trade execution for FX Derivatives instruments. As the Senior Python Developer you will build a new platform … Linux environment, with involvement in the full development cycle in an Agile (Scrum) approach. Experience required: Significant experience working as a server side Python developer in a Front Office environment OOD Test-driven development Relational databases Experience working in an Agile environment Linux/Unix Desirable skills for you … as the Python Developer: Experience of Regulatory reporting associated with Trading such as MiFID II or EMIR Experience building real-time applications based on a messaging paradigm Experience building large-scale data processing pipelines (for e.g. using Apache Spark, etc) Experience building Highly Available and High Performance applications Experience More ❯

Senior React Native Developer Salary: £85,000 - £105,000 Location: 2-3 days a week in London Senior React Native Developer - would you like the opportunity to work for a leading FinTech organisation with over 300,000 customers actively using their product? You will be joining … their credit card team as a Senior React Native Developer, helping to support their Web, iOS, and Android applications. As a Senior React Native Developer, you will be joining a cross-functional product team, and will help define technical direction, as well as helping mentor and … other engineers. Experience working on products that have scaled from zero users to hundreds of thousands would be a bonus. If you're a Senior React Native Developer who enjoys working on greenfield products, please apply. More ❯

Senior Software Developer required by an established technology company located in Staines. Hybrid working - three days per week in the office. The Senior Software Developer will focus on developing and maintaining SDKs for for four key products spanning JavaScript (TypeScript), Roku (BrightScript), Android (Java) and iOS … Objective-C). The Senior Software Developer will be the "code owner" for JavaScript and Roku SDKs. Key Responsibilities Being "code owner" for JavaScript and Roku SDKs Analysing and defining new requirements Maintaining and improving CI/CD Ensuring feature parity and API alignment between different platforms SDK 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 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 More ❯

Senior Frontend Developer (React) 2-3 days p/week in London Up to £85k plus equity Would you like the opportunity to join an organisation looking to revolutionise the construction space? They have significantly increased their customer base recently and are now actively seeking a Senior Frontend Developer (React). As a Senior Frontend (React) Developer, you will be responsible for taking their product to the next level, direct reporting to their Head of Engineering. You will be directly responsible for developing and maintaining their frontend application, will also working closely with … coming to the office and working in a small team. Vercel deployments from GitHub, with GitHub Actions is a bonus. If you’re a Senior Frontend Developer (React) looking to have an impact in an early-stage start-up, please apply. More ❯

Senior Java Analyst Developer/Technical Consultant £130,000 Plus Bens Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by most asset … in functionality, and undertaking development to deliver functionalities (when required). Technical Consultants/Analyst Developers must have: 8+ years’ full-stack experience as Senior Developer around digital applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using React More ❯

Senior Java Developer/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging work … You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a Senior Java Developer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements … with Pair Programming experience You enjoy problem solving and are keen to pick up new skills What's in it for you: As a Senior Java Developer/Software Engineer you will earn a highly competitive package including: Salary to £160k 8% pension contribution Life Assurance and Income More ❯

Senior C# Developer/Backend Software Engineer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# Developer with an indepth knowledge of Azure? You could be progressing your career in a senior, hands on role at a global InsurTech … business that is producing game changing technology. As a Senior C# Developer you will join the team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month, playing a key role in designing and developing new features and enhancements whilst ensuring high levels of … Infrastructure as Code (IaC) You're likely to be degree educated in a relevant STEM discipline What's in it for you: As a Senior C# Developer/Backend Software Engineer you will receive a competitive salary plus a range of perks and benefits: Up to £90k salary More ❯

Senior Frontend Developer 5 days p/week in London £90-120k plus equity Would you like the opportunity to join a fast-growing start-up who are currently delivering cutting-edge web applications? They have significantly increased their customer base since this year and are now … actively seeking a Senior Frontend (Svelte) Developer to join their team. As a Senior Frontend (Svelte) Developer, you will be responsible for taking their product to the next level. Delivering new features and functionality as their customer portfolio continues to grow. You will be directly responsible … who enjoys working in a small close-knit team and prioritises quality. Key requirements: A minimum of 5 years’ experience working as a Frontend Developer Experience with their stack: TypeScript, React, Tailwind CSS. More than happy to consider other backgrounds. AWS experience is a bonus. Excited by the idea More ❯

Senior Fullstack Developer (React, Node.js) Salary: £75,000 - £95,000 Location: Hybrid in London. Senior Fullstack Developer - would you like the opportunity to work for a market leading organisation, currently delivering to over 150 countries worldwide? You will be joining a technology team who have a … passion for innovation, collaboration, and providing the best service to their customers as well as embracing new ideas, technologies and approaches. As a Senior Fullstack developer, you will be joining one of their Fullstack development teams working on Node.js and React, building out their suite of business applications … depth understanding of JavaScript and Node.js/React and have some experience of coaching or mentoring teams in the past. Essential skills for a Senior Fullstack Engineer: Fullstack JavaScript and Node.js development experience. Hands on experience of developing REST web services and API's. Knowledge and experience of deploying More ❯

Job Title: Senior Radar Developer Target Start Date: ASAP Contract Type: 12 month FTC Salary Range: £35,200 - £52,800 Location: Eastleigh, hybrid Closing Date for applications: Wednesday 14th May Senior Radar Developer: The Senior Radar Developer role involves building, maintaining, and deploying pricing More ❯

Join Marcura as a Senior Backend Developer – A Remote-First Opportunity with Flexible Work Culture About Us Marcura was founded 23 years ago by two visionary entrepreneurs. Our mission has always been to revolutionize digital processes within the global shipping industry. We achieve this by putting our customers … re looking for talented individuals who are as committed to excellence as we are to join us in this exciting journey. About the Role: Senior Backend Developer Your Day-to-Day Will Involve: ShipServ is a SaaS platform that allows buyers and suppliers in the maritime industry to … use to run the ShipServ platform. We run a MERN stack in a Typescript monorepo with GraphQL APIs and we are looking for a developer with experience and competency in those technologies. Write clean code for new features, supported by comprehensive unit testing to ensure the quality of the More ❯