18 of 18 Permanent API Development Jobs in the South East

Full Stack Developer

Hiring Organisation
Civil Aviation Authority
Location
Crawley, England, United Kingdom
Software Engineering developing, testing, and supporting web applications within a multi-disciplinary product team, providing technical skills that traverse both front and back-end development disciplines. The role operates within a DevOps CI/CD environment delivering new and innovative solutions for the CAA. You will work within … will work with a wide range of CAA colleagues and external suppliers and will be responsible for ensuring the solutions you work on meet development principles and technical standards. The role requires a combination of technical design skills and delivery across the full project life cycle. Strong engagement ...

Senior Developer

Hiring Organisation
RPS Group Plc
Location
Abingdon, Oxfordshire, South East, United Kingdom
Employment Type
Work From Home
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 … leading cloud based digital solutions to our clients. Your Responsibilities: Develop, deploy, test and support cloud applications. Working as part of a dedicated software development team, under the guidance of technical lead members on all aspects of the software development lifecycle Involvement in the development ...

Full Stack Java Developer Urgent

Hiring Organisation
Morson Edge
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £110,000 per annum
someone who is comfortable working with existing technologies while contributing to the modernisation of critical banking systems. The position spans the full software development life cycle, with core technologies centred on Java and React, and suits a developer who values building robust, scalable solutions rather than focusing … Java and React Developers, UI/UX specialists and Agile Transformation functions to help architect and deliver applications in line with best design and development practices. Operating in an Agile/Scrum environment, they will be adept at producing clean, testable and maintainable code and will demonstrate strong analytical ...

Senior Systems Developer

Hiring Organisation
Brockenhurst College
Location
Brockenhurst, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
passionate about driving digital innovation and building robust, scalable systems? Brockenhurst College is seeking a Senior Systems Developer to lead the design, development, and strategic implementation of software solutions that power our digital infrastructure. Responsibilities as our Senior Systems Developer will include: Lead complex systems development projects aligned … with our digital strategy. Provide technical leadership and mentorship to the development team. Design and maintain software systems, ensuring seamless integrations and top-tier user experience. Champion best practices in security, accessibility, and GDPR compliance. Research and implement cutting-edge tools and technologies. Communicate technical solutions clearly ...

Senior Full Stack Developer

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
This is an opportunity to work on high-impact digital projects for purpose-driven organisations and contribute to the evolution of a modern, innovative development function. You will collaborate closely with strategists, designers, and developers to build exceptional web applications, take full ownership of development projects, and help … enjoys solving complex problems, and values craftsmanship in engineering. Tech stack: Vue.js, Nuxt, Headless CMS, Laravel or Node.js Key Responsibilities • Lead end-to-end development of bespoke, responsive websites and digital experiences • Build modern front-end interfaces with Vue.js, Nuxt and contemporary tooling • Develop and integrate backend services ...

Senior Backend Python Developer

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
system integration . Key Skills & Experience Proven experience as a Backend Python Developer , ideally within cloud environments. Solid understanding of microservice architecture and API development . Experience with AWS or Azure and containerisation (Docker, Kubernetes). Exposure to MLOps or AI model integration is desirable. Strong coding standards ...

Application Developer

Hiring Organisation
Wise Employment
Location
Maidenhead, Taplow, Buckinghamshire, United Kingdom
Employment Type
Permanent
responsibilities will be to: Maintain and enhance existing in-house applications Develop new features and tools to agreed requirements Scope, estimate, schedule, and communicate development work Ensure solutions comply with IT security and ISO27001 standards Identify and deliver system improvements Collaborate with the Senior Developer and wider data team … successful as the Application Developer you will need: C#, .NET Core, OO development, repository pattern, unit testing Windows Forms experience Strong MS SQL Server skills (T-SQL, stored procedures, functions) Database design and development Git or similar source control Debugging, problem-solving, writing documentation PowerShell scripting, API ...

Application Developer

Hiring Organisation
Wise Employment Plymouth
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
responsibilities will be to: Maintain and enhance existing in-house applications Develop new features and tools to agreed requirements Scope, estimate, schedule, and communicate development work Ensure solutions comply with IT security and ISO27001 standards Identify and deliver system improvements Collaborate with the Senior Developer and wider data team … successful as the Application Developer you will need: C#, .NET Core, OO development, repository pattern, unit testing Windows Forms experience Strong MS SQL Server skills (T-SQL, stored procedures, functions) Database design and development Git or similar source control Debugging, problem-solving, writing documentation PowerShell scripting, API ...

Software Engineer (C# .Net & Visual Studio)

Hiring Organisation
TECHNOLOGY RESOURCING LIMITED
Location
Guildford, Surrey, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
infrastructure specialist your ideas wont just be heard, theyll shape the future. Tech-Forward Culture : Embrace AI-assisted coding and testing tools to accelerate development, testing and deployment. A Breadth of Exciting Projects : From AI-powered analytics and Bluetooth tracking to route optimization and custom API development … maintenance) Strong experience with RESTful APIs, JSON and app integrations Git version control (or similar) HTML & CSS PowerBI reporting What You Bring Full software development lifecycle experience, including testing and documentation Strong debugging skills and a commitment to clean, maintainable code Effective communicator, with both technical and non-technical ...

Senior Frontend Developer

Hiring Organisation
Pathfinder Business Solutions Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
delivery but also for mentoring peers, shaping design decisions, and contributing to long-term planning and technical standards. What you'll need: SPA development experience using JavaScript and TypeScript Proficiency in both Vue.js (v3) and Nuxt.js HTML5, CSS3+, Tailwind, and responsive design implementation CSS pre-processors (SASS, SCSS … build tools (Vite, Webpack) PrimeUI, Axios, GitHub or equivalent version control Experience with MSAL and single sign-on (SSO) REST-based API development UI/UX, accessibility (WCAG/WAI), and usability standards Wireframing, prototyping, and high-fidelity mock-ups Use of Figma, Sketch or Adobe XD Testing ...

Full Stack Developer

Hiring Organisation
Tria
Location
Hampshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
Full-stack Developer, you will have the opportunity to learn a wide range of technologies, as well as being heavily involved in greenfield development, and re-builds/maintenance of key business applications. We are looking for: Prior experience with C# Proficiency in Restful API development Familiarity … attitude; someone who is keen to expand their technical skillset It would be a bonus if you had: VB.NET experience Experience within mobile app development - .NET Maui or similar If this sounds of interest, please apply today ...

Machine Learning Engineer (0–3 Years Experience)

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum, OTE
researchers, and founders. Freedom to experiment with state-of-the-art models, tools, and frameworks. Modern tech stack (Python, LangChain, Hugging Face, OpenAI API, Pinecone, Kubernetes, etc.). Flexible working — remote-first culture with in-person team sessions for collaboration. Career acceleration — opportunities to own projects, lead development … Data Pipelines, Prompt Engineering, Model Fine-Tuning, Cloud Computing, AWS, Azure, Google Cloud, AI Infrastructure, Transformers, Reinforcement Learning, Vector Databases, Pinecone, Weaviate, Semantic Search, API Development, AI Deployment, Model Serving, AI Automation, Early Stage Startup, AI Startups, Tech Startup, Machine Intelligence, Applied AI, AI Applications, AI Innovation ...

Digital Product Owner &8211; My Account

Hiring Organisation
Guidant Global
Location
Hounslow, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
continually improve The client's digital proposition, which could include product ownership of the newly introduced 'My The client' platform and commercial B2B API portal. 'My The client' enables The client passengers to have a single login which is used to access bookings and self-serve their The client … optimise that delivery process. Deliver innovative digital experiences to a global audience to improve conversion, revenue and third-party developers using the commercial B2B API portal. Communicate with and influence 3rd Party Stakeholders and the wider The client business to maintain strategic alignment of the products being developed. Grade ...

Software Developer (.Net)

Hiring Organisation
Spectrum IT Recruitment
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Benefits & Progression
Multi-Tenant Architecture within a B2B environment. Technical Requirements C#/.NET/.Net Core 8 Angular Or Razor pages/Blazor AWS - essential API Development Entity Framework Additional & Beneficial Skills: Mentoring or leadership experience Experience working with off-shore teams Experience within Engineering/Automotive sectors Please ...

Senior Software Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Salary up to £80,000 33 days annual leave Pension & healthcare A role with genuine social impact A supportive, mission-driven workplace Professional development and clear career progression Key Responsibilities Lead the design, development, and delivery of modern, web-based applications Improve codebases, development practices, and deployment … design effective systems About You Extensive experience with C#, .NET, and SQL Strong expertise in Azure and cloud adoption frameworks Proven track record in API developmentand modern system architectures At least 3 years experience in a leadership role Strong problem-solving skills and ability to perform under pressure Hands ...

BMC Helix Technical Delivery Consultant

Hiring Organisation
Vallum Associates Limited
Location
Pingewood, Berkshire, UK
ITSM processes (Incident, Change, Problem, Service Request). Proven experience integrating BMC Helix with external platforms (eg, AD, Orchestrators, Discovery tools). Familiarity with API development, web services, and data migration strategies. Experience in Agile and Waterfall methodologies. xkybehq Ability to manage multi-vendor environments and complex delivery ...

Senior Software Engineer

Hiring Organisation
Klipboard
Location
Hungerford, England, United Kingdom
Responsibilities Migrating legacy C# Web Forms and MVC to Single Page Application (SPA) technology React. Designing and developing new product features. Maintaining existing code. API development. This position will see you involved in all aspects of the development lifecycle and is an excellent opportunity to use and learn … modern web development tools and techniques in a friendly and supportive environment. Any additional required learning will be made available as and when needed. Essential Skills, Knowledge and Experience: BSc in a computing-related field. Strong interest in developing web-based software with the latest technologies. Proficiency in: React.js ...

Applications Developer

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
aligned with business goals. What They Are Looking For Degree in Computer Science, Information Systems, or related field. Minimum 3 years' experience in software development, with strong skills in SharePoint, SQL Server, and the .NET environment. Proficiency in C#, ASP.NET MVC/Core, and web API development. Experience … with front-end frameworks and modern development practices. Strong problem-solving skills and ability to manage multiple projects. Excellent communication and collaboration skills. Why Apply? This is a fantastic opportunity to join a prestigious global organization that values innovation and offers a collaborative, forward-thinking environment. You'll work ...