976 to 1,000 of 1,443 Developer Jobs in the South East

Title: Backend Developer Salary: up to £80,000 + share options Location: Fully remote (UK) Sector: Cybersecurity SaaS We're supporting a high-growth cyber SaaS scale-up on the hire of a Backend Developer to own production APIs and serverless microservices. You'll work with senior engineers to design, build and operate secure, reliable services that protect users in More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but also happy to mentor and offer guidance to the more junior members More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but also happy to mentor and offer guidance to the more junior members More ❯

Lead Developer - AI & Low-Code Platforms £800/day Inside IR35 | End of FY Lead Developer needed for AI programme. Hands-on role combining low-code platform expertise (Power Platform) with Python/AI development and technical leadership. The Role Hands-on development with low-code platforms (Power Platform) and Python Make technical and architectural decisions for AI projects Build More ❯

WORDPRESS WEB DEVELOPER (MID-WEIGHT/FULL STACK) | READING (HYBRID: 23 DAYS IN THE OFFICE) | c.£35K (DOE) & GREAT BENEFITS At Above Digital , we craft exceptional digital experiences. Were a creative, fast-paced digital agency based in the heart of Reading designing and developing high-performance, user-centric websites and branding projects for everyone from cutting-edge London media agencies … to bold start-ups. Were on the hunt for a Mid-weight Full Stack WordPress Developer with great front-end experience and who loves getting into the detail, thrives on clean code, and excels in bringing designs to life. Whats in it for me: Work with a friendly, forward-thinking team in modern Reading offices (a short walk from the … and the chance to grow your skills and influence within a rapidly evolving digital agency. A creative culture where quality, innovation, and personality matter. Key Responsibilities of the Web Developer: Building and maintaining custom WordPress themes and plugins from scratch not just tweaking templates. Turning pixel-perfect designs into responsive, fluid, and accessible interfaces using HTML5, CSS3/Sass, and More ❯

WORDPRESS WEB DEVELOPER (MID-WEIGHT/FULL STACK) READING (HYBRID: 2 3 DAYS IN THE OFFICE) c.£35K (DOE) & GREAT BENEFITS At Above Digital , we craft exceptional digital experiences. We re a creative, fast-paced digital agency based in the heart of Reading designing and developing high-performance, user-centric websites and branding projects for everyone from cutting-edge London … media agencies to bold start-ups. We re on the hunt for a Mid-weight Full Stack WordPress Developer with great front-end experience and who loves getting into the detail, thrives on clean code, and excels in bringing designs to life. What s in it for me: Work with a friendly, forward-thinking team in modern Reading offices (a … and the chance to grow your skills and influence within a rapidly evolving digital agency. A creative culture where quality, innovation, and personality matter. Key Responsibilities of the Web Developer: Building and maintaining custom WordPress themes and plugins from scratch not just tweaking templates. Turning pixel-perfect designs into responsive, fluid, and accessible interfaces using HTML5, CSS3/Sass, and More ❯

Role: Full Stack C# Umbraco Developer Location: Banbury (hybrid) Salary: 30-45k Are you a creative Engineer who thrives at the intersection of design and development? We’re hiring on behalf of a fast-growing organsisation that delivers high-impact web platforms for clients across a variety of sectors. If you love crafting elegant interfaces while diving deep into More ❯

Role: Full Stack C# Umbraco Developer Location: Banbury (hybrid) Salary: 30-45k Are you a creative Engineer who thrives at the intersection of design and development? We’re hiring on behalf of a fast-growing organsisation that delivers high-impact web platforms for clients across a variety of sectors. If you love crafting elegant interfaces while diving deep into More ❯

Role: Full Stack C# Umbraco Developer Location: Banbury (hybrid) Salary: 30-45k Are you a creative Engineer who thrives at the intersection of design and development? We’re hiring on behalf of a fast-growing organsisation that delivers high-impact web platforms for clients across a variety of sectors. If you love crafting elegant interfaces while diving deep into More ❯

Robert Half Technology are assisting a rapidly growing hedge fund to recruit a Quantitative Developer on a contract basis A leading hedge fund with a strong track record in systematic and quantitative trading. The firm combines advanced research, technology, and data to deliver market-leading performance across multiple asset classes. They are seeking a Quantitative Developer on a 6-month … contract to support the ongoing development of research tools, trading models, and infrastructure enhancements within their core systematic strategies team. Role The Quantitative Developer will collaborate with researchers to implement, test, and deploy quantitative trading strategies and risk models. Build and enhance data pipelines and backtesting frameworks for large-scale market data. Integrate new data sources and ensure data quality … performance and maintainability. Contribute to tooling and automation that accelerate research and deployment cycles. Support production systems and ensure smooth handover of deliverables. Profile Proven experience as a Quantitative Developer within a hedge fund, prop trading, or systematic trading environment. Strong programming expertise in Python (C++ or Java also advantageous). Excellent understanding of data structures, algorithms, and numerical computing. More ❯

C# Strategy Developer – Front Office Trading Overview Our client is a global quantitative trading firm that brings together exceptional talent in technology, trading, and quantitative research to compete in dynamic financial markets. Specializing in derivatives trading, market making, and systematic strategies, our client leverages cutting-edge technology and a collaborative culture to achieve sustained success. Within the organization, technologists play … systems that empower traders and quantitative researchers to make data-driven decisions in some of the world's most competitive markets. Our client is seeking an experienced C# Strategy Developer to join its Front Office Trading Technology team in London. This role offers a unique opportunity to work closely with the Head of Trading Desk and senior traders to design More ❯

Python Developer (AWS/Maintenance/SFIA 4-5) - London Daily rate: £450 - £550 (inside IR35)Duration: 4 months Location: Remote (occasional meetings) My client is looking for a skilled Python 3 Developer to join our team on a freelance basis. You'll be working across a range of products deployed in AWS, helping maintain, secure, and improve existing systems. More ❯

We are looking for a skilled Integration Developer to play a key role in building, maintaining, and troubleshooting integrations across our systems. You will work closely with the Tech Lead and wider engineering team to design solutions that connect critical platforms such as Salesforce and Workday, while also supporting our Azure-first strategy. This role is highly collaborative and hands More ❯

We are looking for a skilled Integration Developer to play a key role in building, maintaining, and troubleshooting integrations across our systems. You will work closely with the Tech Lead and wider engineering team to design solutions that connect critical platforms such as Salesforce and Workday, while also supporting our Azure-first strategy. This role is highly collaborative and hands More ❯

Game UI Developer Start date: ASAP Duration: 18 months Location: Hybrid with 1-2 a month/3 days onsite for onboarding/(Open to remote) Rate: £300 - €340 per day PAYE Overview Rare is a one-of-a-kind game studio where we create the kind of games the world doesn't have, games that are uniquely Rare! Working … re always on the lookout for exceptional people who can bring their expertise and unique thinking to help make our team even stronger! Role Purpose As a Game UI Developer, you'll be part of a team of friendly, highly talented developers who like nothing better than sharing their own challenges and expertise with you. Sitting alongside fellow engineers, designers More ❯

We are looking for a skilled Integration Developer to play a key role in building, maintaining, and troubleshooting integrations across our systems. You will work closely with the Tech Lead and wider engineering team to design solutions that connect critical platforms such as Salesforce and Workday, while also supporting our Azure-first strategy. This role is highly collaborative and hands More ❯

Full Stack Node.js/React Developer - FinTech Innovation Team 📍 London (Victoria) - Hybrid | UK Remote considered 🏦 Join a regulated FinTech transforming global payments 🚀 Shape the Future of Financial Services Join our new strategic team at a cutting-edge FinTech backed by Banking Circle's international payment rails. We're transforming how businesses access account-to-account payments, card issuing, and financial … Lead migration from legacy technologies to modern React/Node.js ecosystem Establish development patterns for our expanding Node.js capabilities Showcase innovations to stakeholders in bi-monthly London sessions 🧠 The Developer We're Seeking Financial Services Mindset Curious nature with deep interest in how financial technology works Customer UX first approach - understanding that in FinTech, user experience directly impacts business success … EU, and US markets Product-focused culture with rapid iteration and innovation Strong backing from Banking Circle's established infrastructure 🌟 Ready to Revolutionise FinTech? If you're a creative developer passionate about financial technology, user experience, and building secure, compliant applications that power global commerce, we want to hear from you. Apply with your CV and tell us what excites More ❯

Full Stack Node.js/React Developer - FinTech Innovation Team 📍 London (Victoria) - Hybrid | UK Remote considered 🏦 Join a regulated FinTech transforming global payments 🚀 Shape the Future of Financial Services Join our new strategic team at a cutting-edge FinTech backed by Banking Circle's international payment rails. We're transforming how businesses access account-to-account payments, card issuing, and financial … Lead migration from legacy technologies to modern React/Node.js ecosystem Establish development patterns for our expanding Node.js capabilities Showcase innovations to stakeholders in bi-monthly London sessions 🧠 The Developer We're Seeking Financial Services Mindset Curious nature with deep interest in how financial technology works Customer UX first approach - understanding that in FinTech, user experience directly impacts business success … EU, and US markets Product-focused culture with rapid iteration and innovation Strong backing from Banking Circle's established infrastructure 🌟 Ready to Revolutionise FinTech? If you're a creative developer passionate about financial technology, user experience, and building secure, compliant applications that power global commerce, we want to hear from you. Apply with your CV and tell us what excites More ❯

Lead Software Developer Guilford Paying up to 70,000 (DOE) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance - Please only apply if suitable. Responsibilities : Developing software for network security applications Developing novel signal, image, or data processing applications in C/C++ Developing More ❯

Lead Software Developer Guilford Paying up to £70,000 (DOE) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance - Please only apply if suitable. Responsibilities : Developing software for network security applications Developing novel signal, image, or data processing applications in C/C++ Developing More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation and More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation and More ❯

Our client is seeking a highly technical and hands-on Senior Salesforce Developer with strong expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud. This is an exciting opportunity to take ownership of the end-to-end development lifecycle within a large and complex Salesforce environment, driving forward the organisation’s digital transformation initiatives. The Senior Salesforce Developer will … Salesforce best practices Manage and prioritise workloads, ensuring timely delivery of key projects and initiatives Drive innovation and technical excellence across the Salesforce ecosystem Essential Skills & Experience Certified Salesforce Developer (required) Proven, hands-on technical expertise across Salesforce Marketing Cloud, Service Cloud, and Experience Cloud Demonstrable experience delivering end-to-end Salesforce development projects, from requirement gathering to implementation and More ❯

Halian Technology are currently looking to hire a Senior Java Developer to work in the HealthTech space. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some of the latest technologies. You will not be alone in this joining a team of 20+ senior engineers who More ❯

Senior Full Stack Developer - Hybrid - £650/day Outside IR35 | React | .NET | Python | AWS | API | Asset Management | Wealth Management Looking to speak with experienced Full Stack Developers to join a client of ours within the Asset space. They're looking to build a new division within the tech team and are looking for a Senior/Lead Full Stack Developer. … in full-stack development, with React, and .NET or Python Hands-on experience with AWS Strong API development and integration experience Experience with event-driven architecture Senior Full Stack Developer - Hybrid - £650/day Outside IR35 | React | .NET | Python | AWS | API | Asset Management | Wealth Management More ❯