24 of 24 Contract Full-Stack Development Jobs in the South East

considered, due to the time scale of the project. Role Overview: As a Full Stack Developer, you will contribute across the full development lifecycle-designing, developing, and maintaining modern web applications. You will work in a collaborative environment alongside product owners, designers, and other developers, delivering high-quality software in a fast More ❯

Stack Software Developer? Proven experience developing full stack applications with C# and .NET Core Experience with Microsoft SQL Server Strong front-end development skills with HTML, CSS, and JavaScript Experience working with Microsoft Azure Knowledge of good software design and secure coding principles Solid understanding of good user interface design What Next More ❯

React web application that functions as both a platform and an application. Your contributions will help enhance core library consistency across products and tackle a significant backlog of development on the UI/React side. Get ready to dive into the fascinating world of self-generative AI, complex data management, and data visualisation supporting global markets! What You More ❯

Commodities/Trading sought by leading financial services organisation based in West London.**Outside IR35 - 3 days a week on site** SUMMARY This role will suit a full-stack developer, with a broad, yet modern skill set and a proven track record, who ideally has some knowledge and experience of the commodity or financial trading sectors. … Key Responsibilities: Full stack developer with around 8-10 years development experience, working in a agile development team to deliver robust enterprise-wide solutions utilising industry standard practices Design, develop, enhance and maintain applications using agreed coding standards and quality targets. Ensure quality via code reviews and thorough unit testing. Liaise with … immediate scrum team, other scrum/project teams, line manager and development lead to ensure accurate and complete delivery. Contribute to the development and implementation of software development best practices within the organisation. Writing clean and efficient code using relevant programming languages to implement the designed features and functionality. Key Competencies & Skills: Knowledge of More ❯

delivering secure, scalable services for a major government programme. You'll play a key technical role in shaping, building, and maintaining critical digital products, using modern cloud and development practices. The Role As a Full Stack Engineer, you'll act as a technical specialist across one or more services-designing and developing features, resolving … a clear technical vision and roadmap , while mentoring engineers and promoting modern software delivery practices. You'll be hands-on across the stack, from front-end development in React and TypeScript through to backend services in NodeJS and Python, leveraging AWS infrastructure and containerisation tools such as Docker and Kubernetes. Key Responsibilities Develop and maintain high … initiatives Tech Stack Frontend: ReactJS, TypeScript, JavaScript Backend: NodeJS, Python, Postgres DevOps/Cloud: AWS, Docker, Kubernetes, CI/CD Requirements Current SC Clearance Strong full-stack development experience across React, NodeJS, and Python Proven track record of delivering high-quality, secure software in an agile environment Experience mentoring or leading junior More ❯

Developer who would be working on a range of projects, both idea and concept experimentation as well as product MVP development. You will be providing expertise in Software Development best practice, in line with the organisation’s standards and processes, as well as being an active developer-participant. The ideal candidate will be expected to have significant experience … daily stand-ups, sprint planning, reviews and retrospectives Work closely with Innovation Managers, Digital Product Delivery Lead and the Digital Product Management team, to ensure a successful design, development, test as well as delivery of the software product Ensure Development, AI and Digital Product Delivery adhere to best practices, agreed standards, policies and procedures, as well … promoting an innovative culture, staying up to date with trends Build and maintain early-stage product ideas/concepts using C# and .NET Contribute to full stack development using React for front end work while integrating AI driven features Requirements Minimum of 5 years’ experience as a C# Developer with proficiency in Python, .NET More ❯

scalable enterprise systems, making you a key contributor to building the next generation of intelligent, secure, and high-performance applications. Backend/AI Developer Key Skills & Competencies Core Development: Hands-on experience in taking solutions from concept to production, with strong expertise in Java (Spring Boot) and Python for backend and AI-driven application development. Proficiency in building … Strong foundation in security best practices, with practical knowledge of logging, metrics, tracing, distributed debugging, and performance monitoring. Awareness of AI application security and model safety considerations. AI Development: End-to-end development of AI-powered solutions, from concept to production readiness. Practical experience with LLMs and agentic AI, including LangChain integration, RAG pipelines, prompt engineering … Domain-Driven Design (DDD) and schema-first development. Experience designing plugin architectures and extensibility frameworks. Exposure to frontend development (HTML5, CSS3, TypeScript, responsive UIs) for full-stack collaboration. To apply, please submit your CV and daily rate expectation by clicking on the relevant links. If successful you will be contacted by one of our More ❯

scalable enterprise systems, making you a key contributor to building the next generation of intelligent, secure, and high-performance applications. Backend/AI Developer – Key Skills & Competencies Core Development:Hands-on experience in taking solutions from concept to production, with strong expertise in Java (Spring Boot) and Python for backend and AI-driven application development. Proficiency in building … Strong foundation in security best practices, with practical knowledge of logging, metrics, tracing, distributed debugging, and performance monitoring. Awareness of AI application security and model safety considerations. AI Development: End-to-end development of AI-powered solutions, from concept to production readiness. Practical experience with LLMs and agentic AI, including LangChain integration, RAG pipelines, prompt engineering … Domain-Driven Design (DDD) and schema-first development. Experience designing plugin architectures and extensibility frameworks. Exposure to frontend development (HTML5, CSS3, TypeScript, responsive UIs) for full-stack collaboration. To apply, please submit your CV and daily rate expectation by clicking on the relevant links. If successful you will be contacted by one of our More ❯

scalable enterprise systems, making you a key contributor to building the next generation of intelligent, secure, and high-performance applications. Backend/AI Developer – Key Skills & Competencies Core Development: Hands-on experience in taking solutions from concept to production, with strong expertise in Java (Spring Boot) and Python for backend and AI-driven application development. Proficiency in building … Strong foundation in security best practices, with practical knowledge of logging, metrics, tracing, distributed debugging, and performance monitoring. Awareness of AI application security and model safety considerations. AI Development: End-to-end development of AI-powered solutions, from concept to production readiness. Practical experience with LLMs and agentic AI, including LangChain integration, RAG pipelines, prompt engineering … Domain-Driven Design (DDD) and schema-first development. Experience designing plugin architectures and extensibility frameworks. Exposure to frontend development (HTML5, CSS3, TypeScript, responsive UIs) for full-stack collaboration. To apply, please submit your CV and daily rate expectation by clicking on the relevant links. If successful you will be contacted by one of our More ❯

in Oxford Office? Duration: 3 Months? IR35 Status: Outside IR35? Rate: £250–£300/dayOpus is working with a fast-paced start-up. If you're a full-stack developer who thrives on clean code, collaborative teams, and modern frameworks—this one's for you!??? Tech Stack PHP (Laravel/Symfony)?? Vue.js? MySQL? PHPUnit More ❯

wellbeing activities to staff. 2 hours per week, 36 weeks per year/Fixed term until 29/04/26 The Level 5 Diploma in Web Application Development is an industry-focused online qualification that equips learners with the practical skills and theoretical understanding necessary to design, build, test and deploy full web applications. Learners … APIs, automated testing, and more. What we are looking for: Strong coding skills: proficient in HTML, CSS, JavaScript, Python A relevant degree (e.g. Computer Science, Software Engineering, Web Development) or equivalent experience Evidence of continuous professional development (courses, certifications, self projects etc) Experience using frameworks such as Django (or similar MVC frameworks); knowledge of React or … ensure students stay engaged, track their progress, identify learners needing extra support Participate in curriculum review and continuous improvement, incorporating best practices, keeping up to date with web development trends & frameworks User-Centric Frontend Development (responsive design, content layout, accessibility) Interactive Frontend Development (HTML, CSS, JavaScript, handling user input, debugging/manual testing Data More ❯

product or service Work with Engineering Team Lead to provide a clear technical vision and roadmap for product/services Show (by example) and explain/teach modern development methods and SAS approaches Pair with other developers (or swarm) for feature development Take part in the release process Mentor Engineers and Associate Engineers If you are More ❯

client of ours in the media space are seeking an experienced Senior Full Stack Web Developer to play a key role in the design, development, and delivery of innovative, high-performance web applications. This position is central to the ongoing evolution of our programmatic and data-driven integration platforms, with a focus on scalability … reliability, and clean architecture. You will work across the full technology stack, with a primary focus on React.js for front-end development and Node.js for back-end services. You'll manage complex data flows in PostgreSQL , utilize Redis for caching and performance optimization, and implement robust messaging systems such as Kafka . The role … Champion best practices in coding standards, testing, deployment, and DevOps automation. Contribute to a culture of innovation, collaboration, and continuous technical improvement. Key Responsibilities Lead the design and development of dynamic, responsive web applications using React.js , Node.js , and related technologies. Build and optimize PostgreSQL databases, including schema design, complex queries, and performance tuning. Implement and manage Redis for More ❯

onsite in Kings Cross pw requiredJoin a forward-thinking organisation where innovation meets collaboration. Our AI/ML team is built on the principles of ownership, accountability, continuous development, and teamwork. We are committed to creating a supportive environment that fosters your career growth from day one.Key Responsibilities:Implement front-end features for a React application that visualises … quality.Collaborate with other technical staff and data engineers to build an end-to-end pipeline that leverages various data products.Basic Qualifications:5+ years of experience in frontend software development (React).Proven experience in Python development (FastAPI preferred).Bachelor's degree in a relevant field (computational, numerate, or life sciences) or equivalent experience.Essential cloud experience (Google Cloud … directly with designers using Figma to transform design prototypes into engaging applications.Experience with automated testing tools (e.g., Playwright, Cypress) for maintaining and executing test suites.Solid understanding of web development best practises, modern design principles, and continuous integration workflows.Familiarity with agile practises and experience in agile software development environments.Proficient in modern software development tools (e.g. More ❯

Java Developer - Active SC Up to £640 per day (Inside IR35) London/Remote 6 months My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical More ❯

based financial services client who are actively seeking multiple Frontend Developers for a brand-new business-critical project. What you'll need to succeed Extensive React/Typescript development experience, ideally within a highly agile environment. Fullstack development experience. Strong cloud, DevOps, and CI/CD experience. Good infrastructure as code experience. Experience of common algorithms More ❯

Job Title: Full-stack Developer (Contract) Location: London (Hybrid) Duration: 6 Months Start Date: ASAP We are looking for an experienced Full-stack Developer for a 6-month contract in London. In this role, you will build and maintain software solutions and take ownership of your projects from start to finish. What … code reviews. Find and fix bugs and solve complex technical problems. Help improve system performance, testing, and monitoring. What You'll Need: 3-5+ years of software development experience. Strong skills in TypeScript/JavaScript and Golang (or Java/Kotlin/C++). Experience with front-end frameworks like Angular or React . A solid understanding More ❯

AI applications, with a strong focus on safety, usability, and technical excellence. This role blends cutting-edge AI/ML development with user research and full-stack integration, offering a unique opportunity to work at the intersection of innovation and impact. Key Responsibilities Define and implement safety metrics for generative AI systems, particularly language … functions to build robust, end-to-end data pipelines. Generate insights from GenAI datasets using machine learning and data analysis techniques. Qualifications Experience conducting user research in software development contexts. Solid understanding of generative AI and large language models. Proficiency in Python, including testing and development workflows. Familiarity with agile methodologies and working in agile development environments. Strong grasp of modern software development tools and practices (e.g., Git/GitHub). Experience deploying AI/ML-powered applications, especially those involving NLP, language models, or agent-based frameworks (e.g., LangGraph, PydanticAI, AutoGen). Background in user research specific to AI applications. Knowledge of AI/ML evaluation techniques, including safety and robustness More ❯

features (Python backend, React frontend) Integrate LLM and GenAI components into the product ecosystem Conduct user research to understand risk and usability in AI systems Contribute to agile development cycles and code reviews Key Skills: Python, React, TypeScript, Git/GitHub, cloud infrastructure (GCP), agile development, automated testing Nice to Have: Experience with AI safety evaluations More ❯

Contract React Native | Full Stack Engineer | Outside Rate: £350-£500/day Location: UK-based, hybrid (2 days/week onsite) Duration: Ongoing contract Start: ASAP A fast-growing, product-led tech company is entering a More ❯

applications. Communicate complex technical concepts clearly to technical and non-technical stakeholders. Champion best practices in solution design, quality assurance, and delivery. Provide technical guidance and oversight across development teams. Contribute to hands-on solution definition using modern technologies such as Java, C#, or JavaScript . Operate within agile frameworks (Scrum, SAFe) to ensure iterative, value-driven delivery. … challenges, and security constraints. Desirable Skills & Experience Cloud certifications or experience (AWS/Azure). Exposure to scaled agile frameworks (SAFe, Scrum@Scale). Proven experience in full-stack technical design and solution architecture . Strong stakeholder management and communication skills. Understanding of secure design and implementation principles. Ability to mentor engineers and promote architectural excellence More ❯

Full Stack Engineer (Contract) - AI-Powered Prototypes Location: Remote - full right to work in the UK required Commitment: Full-time, 3-6 month contract Start Date: ASAP A key client of Sphere More ❯

and information retrieval Must have experience in Python programming language Must have experience administering Amazon Web Services accounts Must be able to take ownership of the entire feature development lifecycle, i.e. development and testing through to deployment Should have experience in agile product delivery, working within a small interdisciplinary team to deliver as a group Assisting … decisions on application design, testing strategies, and technical direction, including Generative AI solutions involving RAG and prompt engineering. Maintaining documentation and Agile project processes. Assisting with new feature development in sentiment analysis, data ingestion, and synthetic audience creation. As a member of the Disability Confident Scheme, Circle and our Client guarantees to interview all candidates who have a More ❯

contributor, building modern, cloud-native, DevOps-first systems for standardizing and templatizing biomedical and scientific data engineering, with demonstrable experience across the following areas:?? They are a full-stack shop consisting of product and portfolio leadership, data engineering, infrastructure and DevOps, data/metadata/knowledge platforms, and AI/ML and analysis platforms, all geared … access to scientific data modelling tools)??- Observabilty (monitoring, alerting, logging, tracing, ...)??- Enable quality engineering through KPIs and code coverage and quality checks?- Standardise GitOps/declarative software development lifecycle?- Audit as a service More ❯