11 senior developer jobs found

Senior Backend / Full-Stack Developer (React Native Experience Preferred)   ** You have to be a UK-based business (grant requirements) **   Commitment: 1–2 days per week (2 days preferred) Contract Length: 12–16 weeks Start Date: ASAP Remuneration: Competitive / TBA   Summary   CalCoach is seeking an experienced senior backend or full-stack developer to join our product team on a part-time contract. You will report directly to the CTO and take ownership of architecting, securing, and delivering the backend for our rebuilt mobile and web platform.   You’ll design and implement scalable backend systems, build our API, handle authentication, integrate LLM workflows, set up cloud infrastructure, implement DevOps pipelines, and ensure the system is production-ready and capable of scaling reliably. The frontend will be handled in-house; your role is to provide the backend foundation and,...

Job Description UX Design Contractor – 3 Month Contract (Immediate Start) Outside IR35 We’re looking for an experienced UX Designer to join our award-winning digital team on a contract basis. You’ll play a key role in delivering user centred, intuitive and engaging experiences across our customer facing platforms. What You’ll Do: Lead UX work across the full lifecycle from discovery to delivery Help implement upcoming brand changes across digital journeys Create wireframes, prototypes and interaction flows to test and communicate design ideas Work closely with developers to ensure accurate implementation of designs Run iterative design cycles using data, research and feedback Contribute to and maintain our design system and component library Conduct user research and usability testing to inform decisions Collaborate with cross-functional teams including developers, content and marketing Communicate design...

Description The role involves leading end-to-end Shopify development across multiple brands and geographies, ensuring consistent theme architecture, scalable feature implementations, and robust documentation. The candidate will define technical solutions, build custom integrations, and establish an automation testing strategy for all Shopify implementations. Requirements Required Qualifications: Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience). 8+ years of experience with Shopify development and e-commerce architecture. Extensive experience in designing and implementing scalable e-commerce solutions on Shopify Plus. Proficient in Shopify Liquid, HTML, CSS, JavaScript, and front-end frameworks. Strong experience with API integrations, third-party apps, and custom development in Shopify. Expertise in e-commerce best practices, payment gateways, security, and performance optimization. Knowledge of modern...

Job Description UX Design Contractor – 3 Month Contract (Immediate Start) Outside IR35 We’re looking for an experienced UX Designer to join our award-winning digital team on a contract basis. You’ll play a key role in delivering user centred, intuitive and engaging experiences across our customer facing platforms. What You’ll Do: Lead UX work across the full lifecycle from discovery to delivery Help implement upcoming brand changes across digital journeys Create wireframes, prototypes and interaction flows to test and communicate design ideas Work closely with developers to ensure accurate implementation of designs Run iterative design cycles using data, research and feedback Contribute to and maintain our design system and component library Conduct user research and usability testing to inform decisions Collaborate with cross-functional teams including developers, content and marketing Communicate design...

We are GlobalLogic, a Hitachi Group Company and leader in digital engineering. We help brands across the globe design and build innovative products, platforms, and digital experiences for the modern world. By integrating experience design, complex engineering, and data expertise – we help our clients imagine what’s possible and accelerate their transition into tomorrow’s digital businesses.   We are seeking an experienced and motivated Contract Shopify Software Architect - this is a contract role for 6 months+   The role involves leading end-to-end Shopify development across multiple brands and geographies, ensuring consistent theme architecture, scalable feature implementations, and robust documentation. The candidate will define and lead technical solutions, build custom integrations, and establish an automation testing strategy for all Shopify implementations for the scaling of Shopify-based solutions tailored to the business needs....

About the role: The Solution Architect will join the Provision Portfolio team, part of the broader Working Age Services group responsible for Labour Market initiatives. Working Age Services oversees the Provision and Payment Service (PRaP), which supports the referral, processing, management, and payment of suppliers delivering National Contracted Provision, programmes designed to help individuals into employment. PRaP is built on aging legacy technology (Oracle E-Business Suite), which is increasingly difficult and costly to maintain and adapt. This limits our ability and that of the wider Department to implement meaningful changes in how we procure, refer and manage outcomes for new provisions and reduces our agility when responding to the Governments Get Britain Working mission. Our ambition is to replace the essential capabilities currently provided by PRaP, enabling the modernisation of how we deliver and track provision outcomes. This includes decommissioning PRaP...

A Software Engineer II owns the execution of technical elements in the Booking.com tech stack, products and processes. They are responsible for the implementation of technical solutions based on business requirements, they can estimate the effort and impact of the items they work on, and show a high quality of craft in what they deliver. A Software Engineer II understands the quality of test automation is as important as the production code and spends time refactoring both to ensure ease of change enabling a sustainable pace of development. Software Engineer II are expected to work together with colleagues in other job roles to design, prioritise and implement technical tasks. Because the required technical skills and commercial knowledge can vary from one business unit to another, a Software Engineer II can focus on multiple types of work from product features to infrastructure automation, frameworks, tooling or services. This role may require to be on an on-call rotation....

The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department, it administers the State Pension and a range of working age, disability and ill health benefits to around 20 million claimants and customers. As such, we operate on a scale that is almost unmatched anywhere in Europe and most people in Britain come into contact with us at some point in their lives.   Working with DWP, you will be helping us to drive our priorities to:   Help people to move into work and support those already in work to progress, with the aim of increasing overall workforce participation Help people to plan and save for later life, while providing a safety net for those who need it now Provide effective, efficient, and innovative services to the millions of claimants who rely on us every day, including the most vulnerable in society Improve experience of our services while...

A Software Engineer II owns the execution of technical elements in the Booking.com tech stack, products and processes. They are responsible for the implementation of technical solutions based on business requirements, they can estimate the effort and impact of the items they work on, and show a high quality of craft in what they deliver. A Software Engineer II understands the quality of test automation is as important as the production code and spends time refactoring both to ensure ease of change enabling a sustainable pace of development. Software Engineer II are expected to work together with colleagues in other job roles to design, prioritise and implement technical tasks. Because the required technical skills and commercial knowledge can vary from one business unit to another, a Software Engineer II can focus on multiple types of work from product features to infrastructure automation, frameworks, tooling or services. This role may require to be on an on-call rotation....

A Software Engineer II owns the execution of technical elements in the Booking.com tech stack, products and processes. They are responsible for the implementation of technical solutions based on business requirements, they can estimate the effort and impact of the items they work on, and show a high quality of craft in what they deliver. A Software Engineer II understands the quality of test automation is as important as the production code and spends time refactoring both to ensure ease of change enabling a sustainable pace of development. Software Engineer II are expected to work together with colleagues in other job roles to design, prioritise and implement technical tasks. Because the required technical skills and commercial knowledge can vary from one business unit to another, a Software Engineer II can focus on multiple types of work from product features to infrastructure automation, frameworks, tooling or services. This role may require to be on an on-call rotation....

A Software Engineer II owns the execution of technical elements in the Booking.com tech stack, products and processes. They are responsible for the implementation of technical solutions based on business requirements, they can estimate the effort and impact of the items they work on, and show a high quality of craft in what they deliver. A Software Engineer II understands the quality of test automation is as important as the production code and spends time refactoring both to ensure ease of change enabling a sustainable pace of development. Software Engineer II are expected to work together with colleagues in other job roles to design, prioritise and implement technical tasks. Because the required technical skills and commercial knowledge can vary from one business unit to another, a Software Engineer II can focus on multiple types of work from product features to infrastructure automation, frameworks, tooling or services. This role may require to be on an on-call rotation....