31 full stack developer jobs found

Full Stack Developer (Kotlin & TypeScript) - Public Sector Transformation - OUTSIDE IR35 - ACTIVE SC CLEARANCE REQUIRED Tecknuovo is a deliberately different digital consultancy, delivering secure, modern technology solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an experienced Full Stack Developer (Kotlin & TypeScript) to support a major public sector transformation programme focused on the modernisation and decomposition of Legacy probation systems. This role would suit senior software engineers with strong experience delivering cloud-native applications, APIs and digital services within complex enterprise environments. You'll play a key role in building the next generation of platforms and services that will replace critical Legacy systems and support the wider transformation programme. Working as part of a multidisciplinary delivery team, you'll collaborate with architects, product teams, engineers and...

Full Stack Developer (Kotlin, React, TypeScript & Spring Boot) - Remote - Outside IR35 Must have an Active SC Clearance Full Stack Developer Overview - We are seeking three experienced Full Stack Developers to deliver modern, scalable cloud-native applications. - Opportunities are available for 2 Senior Developers (SFIA Level 5) and 1 Developer (SFIA Level 4). - Work across frontend and backend development using Kotlin, React, TypeScript and Spring Boot within cloud-based environments, ideally AWS. Full Stack Developer Responsibilities - Design, develop and maintain frontend applications using React and TypeScript. - Build scalable backend services and APIs using Kotlin and Spring Boot. - Deliver end-to-end application functionality across the full technology stack. - Develop, deploy and support cloud-native applications within AWS environments. - Work with AWS services including ECS, Lambda, SQS, RDS, S3, IAM, CloudWatch and OpenSearch. - Support...

Senior Full Stack Developer - Outside IR35 - Contract - SC Essential We are looking for a senior full-stack developer to join our team, working collaboratively in a fast-paced environment with some ambiguity. This is a senior dev role with a focus on supporting more junior members of the team and sharing that with the existing tech lead. The product is a note-taking and summarisation tool for use in local government, for which the remaining technical work mainly comprises infrastructure, evaluations, technical improvements, and UCD-driven product features. Must have: Experience mentoring junior developers Previously given responsibility for a chunk of delivery Comfortable working in JavaScript and TypeScript + Node Full-stack developer Nice to have: previous experience with AWS, Terraform, any UK government projects Slightly nice to have but lower priority: LLM/AI experience and Next.JS £600 per day outside IR35 Start date: 02/11/2026 End date:...

Full Stack Software Developer Active SC TypeScript/React/Node.js Overview Outside IR35 £500-£540 a day Remote + adhoc onsite in South coast location Start ASAP 6 Month Contract Active SC - essential SR2 is recruiting an experienced Full Stack Developer to join an exciting greenfield project within a highly regulated area. This is a fantastic opportunity to build a brand-new TypeScript codebase from the ground up, working across both Front End and Back End development. You'll have plenty of autonomy, working closely with the Technical Lead to shape technical decisions, engineering standards and the overall solution. Due to the secure nature of this work applicants must already have active SC clearance. Unfortunately, due to the quick turn around required, we cannot put you through this if you do not already have it. Key Skills & Experience: Front End: TypeScript, React, modern CSS, accessibility Back End: TypeScript, Node.js, REST APIs,...

Full Stack Software Developer Active SC TypeScript / React / Node.js Overview Outside IR35 £500-£540 a day Remote + adhoc onsite in South coast location Start ASAP 6 Month Contract Active SC - essential SR2 is recruiting an experienced Full Stack Developer to join an exciting greenfield project within a highly regulated area. This is a fantastic opportunity to build a brand-new TypeScript codebase from the ground up, working across both front-end and back-end development. You'll have plenty of autonomy, working closely with the Technical Lead to shape technical decisions, engineering standards and the overall solution. Due to the secure nature of this work applicants must already have active SC clearance. Unfortunately, due to the quick turn around required, we cannot put you through this if you do not already have it. Key Skills & Experience: Front End: TypeScript, React, modern CSS, accessibility Back End: TypeScript,...

We're working with an established software business embarking on the build of a brand-new, greenfield web application and are looking for a talented Full Stack Developer to join the team. This is an excellent opportunity to have a genuine impact on architecture, development standards and product direction from day one, working with modern technologies in a collaborative engineering environment. Essential Skills .NET/C# React (TypeScript) Entity Framework Git Nice to Have Azure Azure DevOps Experience with Event-Driven Architecture You'll be involved across the full software development lifecycle, helping to design and build scalable, high-quality solutions while contributing to technical decisions and best practice. If you're passionate about building modern applications from the ground up and enjoy working on greenfield projects where your input genuinely matters, we'd love to hear from you.

Contract Full Stack .NET Developer Location: Fully Remote Duration: 3 months IR35 Status: Outside Our client requires an experienced contract Full Stack .NET Developer to support an established organisation with the ongoing development and maintenance of a enterprise business-critical application. This is a hands-on contract opportunity, ideal for a developer who is comfortable working within an existing codebase, quickly understanding unfamiliar systems and delivering new functionality alongside troubleshooting and resolving technical issues. Key Responsibilities Develop and enhance an established business-critical application using C#/.NET. Design, develop and implement new features across backend and frontend components. Investigate application issues, identify root causes and deliver effective fixes. Work with existing codebases, ensuring changes are maintainable and minimise regression risks. Support application testing, bug fixing and controlled...

Contract Full Stack .NET Developer Location: Fully Remote Duration: 3 months IR35 Status: Outside Our client requires an experienced contract Full Stack .NET Developer to support an established organisation with the ongoing development and maintenance of a enterprise business-critical application. This is a hands-on contract opportunity, ideal for a developer who is comfortable working within an existing codebase, quickly understanding unfamiliar systems and delivering new functionality alongside troubleshooting and resolving technical issues. Key Responsibilities Develop and enhance an established business-critical application using C#/.NET. Design, develop and implement new features across backend and frontend components. Investigate application issues, identify root causes and deliver effective fixes. Work with existing codebases, ensuring changes are maintainable and minimise regression risks. Support application testing, bug fixing and controlled releases....

Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm requirement for an immediate start. The Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm will be working for a leading specialty insurance firm. Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Contract to Perm Key Skills: A career software developer with lead or principal-level experience Insurance experience, ideally within the London Market Strong hands-on Java and/or React, or full-stack experience Business-facing and proactive, comfortable working closely with stakeholders Experience using AI-assisted development tools The ability to guide developers and raise technical standards across a team Principal/Lead Developer - AI-Assisted Engineering - Java/React - London Market Insurance - Outside IR35 - Hybrid (London) - Initial Contract with View to...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...

Software Engineer - Java / Kubernetes Long-term contract opportunity £300 - £400 / day (outside IR35) Central Belfast (3-4 days wfh) We are seeking a full stack Software Engineer comfortable building across Spring Boot and Kubernetes to join a technical team working on the development and enhancement of enterprise applications. This role will suit a backend-focused developer with a strong Java background and hands-on experience deploying, managing and supporting applications within Kubernetes environments. We see this coming in at a mid-level, so either a Java developer with decent Kubernetes experience or a Devops engineer with fair exposure to Spring Boot. You will be responsible for developing and maintaining backend services using Java and Spring Boot, while working closely with cloud and DevOps teams to support application deployments, containerisation and CI/CD processes. Experience with AWS and modern DevOps tooling would be helpful Key...

Up to £550 per day, 3 month remote contract, Outside IR35, Sanity Developer (CMS), Start asap ****Heavy front end, done large builds, then moved into Sanity and has a few Sanity builds under their belt**** A top digital/ advertising agency are looking at a rebuild from Drupal onto Sanity (Enterprise) - Phase 2 Create (experience design, content strategy, design and content sprints, technical solution definition) and Phase 3 Build / Launch. You will have extensive digital/ creative/ advertising agency experience Deliverables: - Sanity content model and Studio configuration - structured content (200+ services, locations, resources), editorial workflows and roles. - Internationalisation - EN master with Simplified Chinese, Traditional Chinese and Spanish - Drupal to Sanity content migration - Front-end templates and components WCAG 2.2 AA - Integrations - HubSpot, Salesforce, GA4 / GTM - AI search & guided wayfinding (Sanity) - embeddings-based search and AI-ready...

SC Cleared Developer - TypeScript, React, Kotlin, AWS £market rate (Outside IR35) 6 Month Contract Primarily Remote - occasional London/Manchester travel I'm currently working with a leading organisation seeking Developers for a major public sector programme. You'll be working across a modern full-stack environment, supporting the development and delivery of cloud-based applications using React, TypeScript, Kotlin and AWS. Key Requirements: Proven experience as a Developer with strong TypeScript/React Must hold active SC Clearance. Kotlin and Spring Boot development. Hands-on AWS experience across ECS, Lambda, S3, SQS, RDS, IAM, CloudWatch and OpenSearch. Terraform and Infrastructure as Code. MySQL and GitHub. Google Analytics and Tag Manager. Strong experience delivering within modern cloud environments. Nice to have Immediate availability Flexibility to get to office as and when required If you're interested in this role, click 'apply now' to forward an...

Up to £550 per day, 3 month remote contract, Outside IR35, Sanity Developer (CMS), Start asap *Heavy front end, done large builds, then moved into Sanity and has a few Sanity builds under their belt* A top digital/advertising agency are looking at a rebuild from Drupal onto Sanity (Enterprise) - Phase 2 Create (experience design, content strategy, design and content sprints, technical solution definition) and Phase 3 Build/Launch. You will have extensive digital/creative/advertising agency experience Deliverables: - Sanity content model and Studio configuration - structured content (200+ services, locations, resources), editorial workflows and roles. - Internationalisation - EN master with Simplified Chinese, Traditional Chinese and Spanish - Drupal to Sanity content migration - Front-end templates and components WCAG 2.2 AA - Integrations - HubSpot, Salesforce, GA4/GTM - AI search & guided wayfinding (Sanity) - embeddings-based search and AI-ready structured...

SC Cleared Developer - TypeScript, React, Kotlin, AWS £market rate (Outside IR35) 6 Month Contract Primarily Remote - occasional London/Manchester travel I 'm currently working with a leading organisation seeking Developers for a major public sector programme. You 'll be working across a modern full-stack environment, supporting the development and delivery of cloud-based applications using React, TypeScript, Kotlin and AWS. Key Requirements: Proven experience as a Developer with strong TypeScript / React Must hold active SC Clearance. Kotlin and Spring Boot development. Hands-on AWS experience across ECS, Lambda, S3, SQS, RDS, IAM, CloudWatch and OpenSearch. Terraform and Infrastructure as Code. MySQL and GitHub. Google Analytics and Tag Manager. Strong experience delivering within modern cloud environments. Nice to have Immediate availability Flexibility to get to office as and when required If you 're interested...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...

About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, we build innovative digital services that matter. Role Overview We are looking for a D365 Developer to design, build and support solutions across the Microsoft Power Platform and Dataverse ecosystem. You'll work closely with functional and technical teams to deliver robust, scalable apps and automations, following best-practice Application Lifecycle Management (ALM) throughout. Location: Hybrid working, with occasional client-site travel as required Contract type: Contract, Outside IR35 Rate: £450 per day, Outside IR35 Start date: ASAP Key Responsibilities Design, build and support solutions across the Microsoft Power...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...