151 to 175 of 539 Developer Jobs in the South East

to help businesses effectively. You'll be encouraged to identify and draw attention to opportunities for enhancing our delivery and providing additional services to organisations we work with. The Developer role sits with in BDO's IT Solutions Development team . The role reports to the Lead developer and is responsible for building new enterprise and client facing applications in More ❯

At Person Centred Software, we're building technology that makes a real difference in the lives of those in care. As a Software Developer, you'll contribute to the design and development of innovative software solutions that improve care outcomes across the UK. If you're passionate about writing clean, scalable code and collaborating within a high-performing, agile team More ❯

Software Developer Are you keen to become a Software Engineer, working on successful software within the Agri-tech sector? My client is a highly successful software company that provides an effective service to its specialist market sector throughout the UK. They are looking to expand their small software development team with a new Software Developer to contribute to new and … existing applications for their customer base. The successful Software Developer will: Contribute to the design, development, and implementation of both web and desktop software applications that are ready for use by external customers. Work on projects across the stack, demonstrating strong abilities in .Net, JavaScript, SQL, and Cloud technologies. Liaise with other members of the business to ensure the production … of high-quality software products. Software Developer requirements: Experience with Microsoft programming languages, such as C# and .Net. A strong working knowledge of frontend technologies, such as Angular. Experience working with SQL and cloud-based technologies, with Azure experience being particularly desirable. This role offers a great opportunity for personal and professional progression. The position offers a salary of up More ❯

Our client, a professional services organisation is recruiting a Full-Stack Developer/Python Developer to join their Digital Transformation team in London. This is a fantastic opportunity to contribute to innovative products that are transforming the way finance and accounting professionals work, automating repetitive tasks, and enabling teams to focus on data-driven insights and analytics. The role You … their technical growth. • Solve complex challenges involving data, analytics, and presentation within financial and professional services contexts. Skills, Knowledge & Expertise • Minimum 3 years’ professional experience as a full-stack developer delivering robust, production-ready solutions. • Proficiency in: o Backend: Python, Django o Frontend: JavaScript, React, Next.js o Version control: Git • Experience building data-intensive applications and managing complex backend logic More ❯

.NET Developer, .NET 9, C# - Digital Download Site - Newport Pagnell, Milton Keynes, Buckinghamshire (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become a major player within the digital download arena. In addition to an award winning website … in TechCrunch, The New York Times, The Guardian and many more. They are going through a period of explosive growth and need your help! We are seeking gifted .NET Developer to join their close-knit and extremely talented technical team. We are looking for .NET Developer who are ambitious about building a quality service which brings delight to their users. … .NET Developer should be experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. Our client offers a unique More ❯

Front End Developer/Engineer (TypeScript React Native AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks You could be progressing your career as a Front End … Developer at a well-established AI company acting as tech incubator within the World Economic Forum to tackle issues like climate change, AI, battery technology and other real world problems.As a Front End Developer you'll design and develop new features and enhancements on the core product that uses Artificial Intelligence to harness knowledge for strategic advantage. You'll work … a cloud environment (AWS preferred) You are a bright, proactive individual and a strong problem solver with commercial acumen What's in it for you: As a Front End Developer/Engineer, you will earn a competitive package including: Salary to £65k Bonus Pension Healthcare Work with the latest cutting-edge AI technologies Excellent training and career development opportunities Apply More ❯

Cloud Developer Role type: Permanent Location: United Kingdom Preferred start date: ASAP LIFE AS A SATALIAN As an organisation, we push the boundaries of data science, optimisation and artificial intelligence to solve the most complex problems in industry. Satalia, a Wunderman Thompson Company, is a community of individuals devoted to working on diverse and challenging projects, allowing you to flex … audio, and research. We are building large scale, enterprise grade solutions and serving these innovations to our clients and WPP agency partners. We are seeking a highly skilled Cloud Developer to create and maintain the cloud serverless infrastructure for our Typescript and Python-based web APIs. Our solutions will not be tied to a specific cloud platform, so the ideal More ❯

Senior Full Stack Developer/Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has … with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You'll … mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Full Stack Developer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing benefits Pension Family leave and More ❯

Job Title: React Developer (UI Components) Location: Bromley (3 days a week onsite) Contract Type: Temporary Rate: Circa £750/Day Status: Inside IR35 Working Pattern: Full Time Join Our Team! Are you a skilled React Developer looking for an exciting opportunity in the dynamic world of finance? Do you have a passion for building and enhancing user interfaces? If … so, we want to hear from you! Our client, a leading organisation in the FX Derivatives and Risk sector, is on the lookout for a talented React Developer to help create and expand their FX Options and Risk frontend application suite. Essential Skills & Qualifications: Proficient in an OOP language such as Java or Python. Strong experience with web technologies, tools More ❯

and most exciting ecommerce companies. Build new products, engineer new solutions, create systems and platforms that provide innovative products used around the home. About You: You are a Junior Developer with back end PHP/LAMP stack experience, sound knowledge of OOP, design principles and building quality, robust and reusable solutions. You like people and working with them day to More ❯

Contract Full Stack Developer (AI/LLM Focus) Day Rate: £700 - £750/day (Flexible Depending on Experience) Initial Term: 6 months (Possibility of Extension) Location: Windsor, UK (Hybrid) Opportunity Overview We’re seeking a full stack developer with strong frontend expertise to join an innovation-driven project team. This role will be hands-on, fast-paced, and focused on More ❯

Contract Full Stack Developer (AI/LLM Focus) Day Rate: 700 - 750/day (Flexible Depending on Experience) Initial Term: 6 months (Possibility of Extension) Location: Windsor, UK (Hybrid) Opportunity Overview We're seeking a full stack developer with strong frontend expertise to join an innovation-driven project team. This role will be hands-on, fast-paced, and focused on More ❯

Contract Full Stack Developer (AI/LLM Focus) Day Rate: £700 - £750/day (Flexible Depending on Experience) Initial Term: 6 months (Possibility of Extension) Location: Windsor, UK (Hybrid) Opportunity Overview We're seeking a full stack developer with strong frontend expertise to join an innovation-driven project team. This role will be hands-on, fast-paced, and focused on More ❯

We’re seeking a topflight Senior Backend Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Backend Developer will be joining a top-flight team of 45 at a world-class healthcare scaleup to help scale a native mobile app by 10x over the next More ❯

Outsystems Contract Developer London Based Rate: £550 P/day negotiable What you'll be doing: Delivering fantastic low-code solutions on enterprise-level client projects. Working closely with the Tech Lead to support the implementation of innovative solutions that solve complex technical and business problems, ensuring that all best practices are being followed. Working within an Agile team following … count, group by, indexes, etc.). Good knowledge of C# and .Net including commonly used code libraries Bsc. in Computer Science or similar field of studies OutSystems Associate Reactive Developer certification UK residency or UK national to support eligibility for security clearances. Working in OutSystems applications that use a micro-services architecture Disclaimer: This vacancy is being advertised by either More ❯

connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Job Title: Senior Java Software Developer Requisition ID: 121988 Location: Frimley - Hybdrid working (1-2 days per week onsite) Grade: GG10 - GG11 Referral Bonus: £5,000 Are you passionate about working with cutting edge technology, and … self-motivated to deliver exciting new capabilities? Are you an experienced Java developer who likes a challenge and is keen to keep your skills current and even cross train into new technologies? As an experienced Java Developer in BAE Systems AI, you'll be working with our international customers to enhance and maintain cutting edge national security products, and will More ❯

connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Job Title: Senior Java Software Developer Requisition ID: 121988 Location: Frimley - Hybdrid working (1-2 days per week onsite) Grade: GG10 - GG11 Referral Bonus: £5,000 Are you passionate about working with cutting edge technology, and … self-motivated to deliver exciting new capabilities? Are you an experienced Java developer who likes a challenge and is keen to keep your skills current and even cross train into new technologies? As an experienced Java Developer in BAE Systems AI, you'll be working with our international customers to enhance and maintain cutting edge national security products, and will More ❯

PHP Developer Hove Circa £55k PHP Developer sought by vibrant software house based in Brighton. You will become a vital member of a team playing a crucial role in providing application support to core business systems. The work will focus on addressing service incidents and system change requests. Responsibilities ? Write clean, well-designed code ? Work to specifications ? Troubleshoot, test and More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you More ❯

Software Developer/Engineer (C# TypeScript) London/WFH to £55k Would like to progress your career as a Software Developer, working on a modern, web based, tech stack with continual learning and development opportunities as part of a diverse team? You could be progressing your career at a global FinTech consistently voted as a Top 10 place to work … they invest in their people, you'll be supported with training and can enjoy flexible working alongside a host of perks and benefits including flexible working. As a Software Developer you'll collaborate to design and develop new features and enhancements to the company's flagship web based trading product. You'll focus on backend systems using C# and TypeScript … based systems (Azure/AWS) You have strong analysis and problem solving skills You're collaborative with great communication skills What's in it for you: As a Software Developer/Engineer (C# TypeScript) you will earn a competitive package including: Salary to £55k + bonus Pension, Private Health Care, Life Assurance, Travel Insurance Enhanced maternity and paternity scheme Learning More ❯

Senior Python/Django Developer - REST framework, Python unit testing London hybrid - a day a week in the office £70-85k negotiable We’re seeking a topflight Senior Backend Python/Django Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Python Developer will More ❯

Backend Developer – Early Employee Opportunity We’re a fast-growing, funded startup building the next generation of data-driven platforms. As one of our early employees , you’ll join a small, multidisciplinary team working closely with the leadership team on the migration of our platform from v0 → v1 and the development of new features. This role offers a clear path … to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/CD workflows into production Contribute More ❯

Backend Developer – Early Employee Opportunity We’re a fast-growing, funded startup building the next generation of data-driven platforms. As one of our early employees , you’ll join a small, multidisciplinary team working closely with the leadership team on the migration of our platform from v0 → v1 and the development of new features. This role offers a clear path … to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/CD workflows into production Contribute More ❯

Backend Developer – Early Employee Opportunity We’re a fast-growing, funded startup building the next generation of data-driven platforms. As one of our early employees , you’ll join a small, multidisciplinary team working closely with the leadership team on the migration of our platform from v0 → v1 and the development of new features. This role offers a clear path … to grow into a senior developer or product owner as the company scales. What you’ll do: Build and expand backend applications using Python (FastAPI) Design and implement microservices and REST APIs Write clear documentation, unit tests, and end-to-end tests Work with AWS, Docker, SQLAlchemy, and SQL databases Deploy features via CI/CD workflows into production Contribute More ❯

Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines is required for a well-established company based in Bedford, Bedfordshire. TWO JOBS AVAILABLE WOULD YOU LIKE TO HELP SHAPE THE FUTURE OF THE COMPANYS TECHNOLOGY? If you can design and build scalable … UK or Portugal Local Salary Ranges Will Apply JOB TYPE: Full-Time, Permanent JOB OVERVIEW We have a fantastic new job opportunity for a Senior Software Engineer/Software Developer who has proven software application development experience across the stack C#, ASP, .NET, Blazor, API Development, Microservices, Containers and Deployment Pipelines. Working as a Senior Software Engineer/Software Developer … keeps the companys products and operations running smoothly. Youll write clean, maintainable code that balances immediate needs with long-term system sustainability. As the Senior Software Engineer/Software Developer you will work closely with both technical and non-technical teams, youll help shape the technical roadmap, break down silos, and ensure alignment with the companys IT architecture. Youll also More ❯