401 to 425 of 1,275 Developer Jobs in the South East

Lead Developer Remote - London (2-4 Times Per Month) Up to £65,000 + Benefits We’re working with a world-renowned organisation at the forefront of science and digital innovation who are looking for a Lead Developer to join a major national programme. This is a fantastic opportunity to take ownership of building and leading a team delivering cutting … edge digital infrastructure that will transform how vital scientific data is accessed and shared across the UK and beyond. The role As Lead Developer, you’ll provide senior technical direction and hands-on expertise in designing and implementing scalable, secure infrastructure. You’ll be responsible for shaping architectural decisions, integrating cloud-based and bespoke solutions, and ensuring robust delivery of More ❯

.NET Developer, .NET 9, C# - Digital Download Site - Witney (Tech stack: .NET Developer, .NET 9, C#, Winforms, WPF, iOS, Android, Mobile, 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 they have launched mobile apps for … 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, C#, Winforms or WPF and Azure SQL. We are keen to hear from candidates with any mobile development experience (iOS or Android). 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 More ❯

Mid Level Developer. You'll be working on a greenfield project using modern cloud technologies, developing scalable, high-performance systems that support complex operational processes across multiple regions. Software Developer Location: Southampton (Hybrid - 3 days per week in office) Salary: £53,000, + benefits Type: Permanent, Full-time The role is primarily backend-focused , though there's flexibility to gain More ❯

Mid Level Developer. You'll be working on a greenfield project using modern cloud technologies, developing scalable, high-performance systems that support complex operational processes across multiple regions. Software Developer Location: Southampton (Hybrid - 3 days per week in office) Salary: £53,000, + benefits Type: Permanent, Full-time The role is primarily backend-focused , though there's flexibility to gain More ❯

Senior Full Stack Developer Contract Theale/Home 3 days a week in Theale Were looking for a talented Senior Full Stack Developer to join our growing team and lead the delivery of high-quality software solutions across web, mobile, and cloud platforms. If you're passionate about full-stack development, cloud infrastructure, and AI-assisted coding, this role offers … Familiarity with Azure AI services and intelligent agents Experience with SSIS and SFTP Proficiency in AI-assisted coding tools like Vibe Coding To apply for the Senior Full Stack Developer, please send your CV to caroline.kennedy@projectpeople.com More ❯

Senior Full Stack Developer Contract Theale/Home – 3 days a week in Theale We’re looking for a talented Senior Full Stack Developer to join our growing team and lead the delivery of high-quality software solutions across web, mobile, and cloud platforms. If you're passionate about full-stack development, cloud infrastructure, and AI-assisted coding, this role … Familiarity with Azure AI services and intelligent agents Experience with SSIS and SFTP Proficiency in AI-assisted coding tools like Vibe Coding To apply for the Senior Full Stack Developer, please send your CV to caroline.kennedy@projectpeople.com More ❯

Senior Full Stack Developer Hybrid - Work from Home with occasional travel to London (First week in London for induction) Permanent | Up to £95,000 + Excellent Benefits HBG Recruitment is proud to partner with a leading British media institution , home to some of the UK's most recognisable brands. They're expanding their digital development team and are now looking … for a Senior WordPress Full Stack Developer to play a key role in building, optimising, and maintaining high-traffic media platforms that reach millions of readers daily. What's in it for you Competitive salary up to £95,000 per annum Permanent position with career development opportunities 25 days' holiday (rising each year to 30) Life cover up to 3x … Discounts on online shopping, dining, and more Onsite perks : gym, canteen, nurse & GP clinics Hybrid working with occasional London meet-ups Your Impact As a Senior WordPress Full Stack Developer, you'll: Lead the maintenance and feature development of enterprise-level WordPress sites across multiple brands. Build and maintain shared plugins and reusable microservices to enhance performance and scalability. Collaborate More ❯

Contract .NET/Python Developer - £500/day (Inside IR35) - Milton Keynes ?? *SC clearance required* We're looking for an experienced .NET/Python Developer to join a fast-paced team on high-profile projects. You'll work across the full stack, developing .NET Core, C#, Python, SQL Server applications, APIs, and cloud solutions ( AWS ?? ). Requirements: Strong C#, .NET … Core, ASP.NET, Python, SQL Server ??? skills Front-end experience: Angular, React, JavaScript ? Cloud experience: AWS (Lambda, S3, SNS, SQS) ?? Agile & DevOps: Git, Jenkins, TFS ?? ?? Contract .NET/Python Developer - £500/day (Inside IR35) - Milton Keynes More ❯

Job Title: Java Developer Location: London (Hybrid – 3 days in office per week) Salary: Up to £80,000 per annum About the Company: Join a leading travel company renowned for delivering exceptional customer experiences and innovative digital solutions. As part of a forward-thinking technology team, you’ll contribute to shaping the future of travel by building scalable, high-performance … applications used by millions of customers worldwide. The Role: We are looking for a skilled Java Developer to join our London-based technology team. You will work on designing, developing, and maintaining enterprise-level applications that support our digital platforms and customer-facing services. Key Responsibilities: Design, develop, and maintain high-quality Java applications and microservices. Collaborate with cross-functional More ❯

Job Title: Java Developer Location: London (Hybrid – 3 days in office per week) Salary: Up to £80,000 per annum About the Company: Join a leading travel company renowned for delivering exceptional customer experiences and innovative digital solutions. As part of a forward-thinking technology team, you’ll contribute to shaping the future of travel by building scalable, high-performance … applications used by millions of customers worldwide. The Role: We are looking for a skilled Java Developer to join our London-based technology team. You will work on designing, developing, and maintaining enterprise-level applications that support our digital platforms and customer-facing services. Key Responsibilities: Design, develop, and maintain high-quality Java applications and microservices. Collaborate with cross-functional More ❯

Unity Developer – Shape the Future of Smarter Cities 📍 London SE1 | Hybrid Working | Full-Time £60-70,000 + Package GIA is an independent firm of chartered surveyors and technical specialists, known for pioneering rights of light, neighbourly matters, and daylight design in increasingly dense cities. For more than 30 years, they have delivered creative solutions on some of the most … prestigious developments in the UK and worldwide. Today, they are seeking a Unity Developer to join their innovative Research & Development team and take the lead on cutting-edge projects that are redefining the built environment. Why This Role Stands Out Lead the development of GIA’s flagship 3D smart-city application. Collaborate with surveyors, architects, and engineers to transform complex More ❯

Unity Developer – Shape the Future of Smarter Cities 📍 London SE1 | Hybrid Working | Full-Time £60-70,000 + Package GIA is an independent firm of chartered surveyors and technical specialists, known for pioneering rights of light, neighbourly matters, and daylight design in increasingly dense cities. For more than 30 years, they have delivered creative solutions on some of the most … prestigious developments in the UK and worldwide. Today, they are seeking a Unity Developer to join their innovative Research & Development team and take the lead on cutting-edge projects that are redefining the built environment. Why This Role Stands Out Lead the development of GIA’s flagship 3D smart-city application. Collaborate with surveyors, architects, and engineers to transform complex More ❯

Unity Developer – Shape the Future of Smarter Cities 📍 London SE1 | Hybrid Working | Full-Time £60-70,000 + Package GIA is an independent firm of chartered surveyors and technical specialists, known for pioneering rights of light, neighbourly matters, and daylight design in increasingly dense cities. For more than 30 years, they have delivered creative solutions on some of the most … prestigious developments in the UK and worldwide. Today, they are seeking a Unity Developer to join their innovative Research & Development team and take the lead on cutting-edge projects that are redefining the built environment. Why This Role Stands Out Lead the development of GIA’s flagship 3D smart-city application. Collaborate with surveyors, architects, and engineers to transform complex More ❯

Microsoft Teams Developer (Azure/API/Developer Experience) || Remote || £Negotiable The Overview: We’re looking for a Microsoft Teams Software Developer with strong Azure and API experience to help one of our clients deliver a next-generation biometric identification platform — integrating seamlessly with Microsoft Teams and Azure API Management . If you thrive on building secure cloud solutions , productising … APIs , and enhancing developer experience , this role will suit you perfectly. What You’ll Be Doing: Designing and implementing Azure-based API infrastructure (App Services, API Management, Key Vault, Storage). Building and maintaining authentication flows via Azure AD (Enterprise Apps & App Registrations). Creating a developer-friendly API portal , complete with onboarding, documentation, and usage examples. Working closely with … Microsoft Azure , including API Management , Azure AD , and App Services . Experience with Microsoft Teams app development or Microsoft 365 integrations . Familiarity with OpenAPI/Swagger , Postman , and developer documentation . Exposure to Infrastructure as Code (Bicep, Terraform, ARM) . Version control and CI/CD using Azure DevOps or GitHub . Bonus: Knowledge of biometric or identity-based More ❯

Consultant Software Developer Salary: £55,000 Location : One Day a week in Crawley We're looking for a Consultant Software Developer who thrives in a hands-on, technically challenging environment. This isn't a ticket-based support role it's an opportunity to contribute directly to architectural decisions, build scalable solutions from the ground up, and work closely with clients More ❯

Senior Power Platform Developer Hybrid – London £70,000 – £80,000 + Benefits Are you a skilled Power Platform Developer looking for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions More ❯

Senior Power Platform Developer Hybrid – London £70,000 – £80,000 + Benefits Are you a skilled Power Platform Developer looking for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions More ❯

Senior Power Platform Developer Hybrid – London £70,000 – £80,000 + Benefits Are you a skilled Power Platform Developer looking for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions More ❯

Job Title: Power Platform Developer (Mid–Senior Level) Location: London (Hybrid) Type: Permanent About our Client: They are a growing mid-sized financial services business based in London, focused on delivering innovative solutions to our clients while maintaining operational excellence. They foster a collaborative and inclusive environment where technology drives business transformation. Role Overview: Our client are seeking a talented … and motivated Power Platform Developer to join their technology team. This role is ideal for someone with hands-on experience building solutions across the Microsoft Power Platform ecosystem, including Power Apps, Power Automate, Power BI, and Dataverse . You will work closely with business stakeholders and technical teams to design, develop, and maintain robust solutions that enhance operational efficiency and More ❯

Job Title: Power Platform Developer (Mid–Senior Level) Location: London (Hybrid) Type: Permanent About our Client: They are a growing mid-sized financial services business based in London, focused on delivering innovative solutions to our clients while maintaining operational excellence. They foster a collaborative and inclusive environment where technology drives business transformation. Role Overview: Our client are seeking a talented … and motivated Power Platform Developer to join their technology team. This role is ideal for someone with hands-on experience building solutions across the Microsoft Power Platform ecosystem, including Power Apps, Power Automate, Power BI, and Dataverse . You will work closely with business stakeholders and technical teams to design, develop, and maintain robust solutions that enhance operational efficiency and More ❯

Python Developer/Backend Developer/Senior Software Engineer - AI Startup (London, Hybrid) Location: London (Hybrid – 1 day per week in office) Package: £70k–£100k + equity We are partnered with a fast-growing AI startup building a cutting-edge product that redefines what’s possible in engineering. To accelerate their growth, we’re looking for a talented Python Developer …/Software Engineer to join our London team and help build scalable, production-grade AI systems and tools. The Role As a Python Developer, you’ll be a key part of our core engineering team, developing backend systems, APIs, and data pipelines that power our AI products. You’ll collaborate closely with machine learning engineers and DevOps to turn research … optimize APIs, data processing pipelines, and integration layers • Collaborate with ML engineers to deploy and scale AI models into production Requirements • 3–6 years of experience as a Python Developer/Software Engineer • Strong Python skills with experience in frameworks such as FastAPI • Solid understanding of software engineering principles and design patterns • Strong foundation in Computer Science (BSc/MSc More ❯

Python Developer/Backend Developer/Senior Software Engineer - AI Startup (London, Hybrid) Location: London (Hybrid – 1 day per week in office) Package: £70k–£100k + equity We are partnered with a fast-growing AI startup building a cutting-edge product that redefines what’s possible in engineering. To accelerate their growth, we’re looking for a talented Python Developer …/Software Engineer to join our London team and help build scalable, production-grade AI systems and tools. The Role As a Python Developer, you’ll be a key part of our core engineering team, developing backend systems, APIs, and data pipelines that power our AI products. You’ll collaborate closely with machine learning engineers and DevOps to turn research … optimize APIs, data processing pipelines, and integration layers • Collaborate with ML engineers to deploy and scale AI models into production Requirements • 3–6 years of experience as a Python Developer/Software Engineer • Strong Python skills with experience in frameworks such as FastAPI • Solid understanding of software engineering principles and design patterns • Strong foundation in Computer Science (BSc/MSc More ❯

Python Developer/Backend Developer/Senior Software Engineer - AI Startup (London, Hybrid) Location: London (Hybrid – 1 day per week in office) Package: £70k–£100k + equity We are partnered with a fast-growing AI startup building a cutting-edge product that redefines what’s possible in engineering. To accelerate their growth, we’re looking for a talented Python Developer …/Software Engineer to join our London team and help build scalable, production-grade AI systems and tools. The Role As a Python Developer, you’ll be a key part of our core engineering team, developing backend systems, APIs, and data pipelines that power our AI products. You’ll collaborate closely with machine learning engineers and DevOps to turn research … optimize APIs, data processing pipelines, and integration layers • Collaborate with ML engineers to deploy and scale AI models into production Requirements • 3–6 years of experience as a Python Developer/Software Engineer • Strong Python skills with experience in frameworks such as FastAPI • Solid understanding of software engineering principles and design patterns • Strong foundation in Computer Science (BSc/MSc More ❯

Senior Guidewire Developer London Job Summary : The Senior Guidewire Developer will lead the design, development, and implementation of Guidewire InsuranceSuite solutions (PolicyCenter, BillingCenter, ClaimCenter). This role involves technical leadership, mentoring junior developers, and collaborating with stakeholders to deliver scalable, high-quality insurance applications. Key Responsibilities : Lead end-to-end development of Guidewire modules including PolicyCenter, BillingCenter, and ClaimCenter. Architect More ❯

Senior Guidewire Developer London Job Summary : The Senior Guidewire Developer will lead the design, development, and implementation of Guidewire InsuranceSuite solutions (PolicyCenter, BillingCenter, ClaimCenter). This role involves technical leadership, mentoring junior developers, and collaborating with stakeholders to deliver scalable, high-quality insurance applications. Key Responsibilities : Lead end-to-end development of Guidewire modules including PolicyCenter, BillingCenter, and ClaimCenter. Architect More ❯