1 to 25 of 43 API Design Jobs in the North West

is welcome; join us and let's build what's next - together! We are seeking a Senior Software Engineer to join our team in Manchester! Your Impact Software Development: Design, implement, and maintain scalable, maintainable, and efficient Python-based applications, focusing on backend and full-stack development. Collaboration & Communication: Work closely with product managers, designers, and other engineers to … familiarity with CI/CD pipelines (e.g., Jenkins, GitLab CI). Testing and Debugging: Experience with testing tools like pytest, unit tests, and debugging skills to quickly resolve issues. API Design: Strong knowledge of RESTful API design and implementation; knowledge of GraphQL is a plus. Security Best Practices: Awareness of security best practices in software development. More ❯

POWWR are looking for an experienced Technical Lead to join our UK engineering team and help drive the design, development, and delivery of POWWR’s SaaS energy marketplace platform. In this hands-on leadership role, you’ll guide a team of engineers spanning front-end, back-end, and data disciplines, ensuring architectural integrity, engineering excellence, and continuous improvement. You … ensuring scalability, maintainability, and alignment with POWWR’s platform strategy and product vision. Lead the development of high-performance web applications using Angular, .NET, and Azure services. Oversee the design and evolution of robust API layers (GraphQL and REST), ensuring consistency, discoverability, and strong contract boundaries across services. Champion DevOps culture by embedding CI/CD pipelines, automation … team development. Drive engineering quality through code reviews, automated testing, and test-driven development (TDD) . Contribute to cross-team technical initiatives such as shared libraries, security standards, and design system evolution. Participate in agile planning, sprint reviews, and retrospectives , fostering collaboration and accountability. Ensure compliance with ISO 27001 , security best practices, and regulatory standards (e.g., GDPR). Contribute More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Solutions Architect - Data Platforms & API Migration Location: Manchester (Hybrid) Salary £80,000 - £90,000 DOE About the Opportunity A trailblazer in the legal sector is seeking a Solutions Architect with a specialist focus on legacy systems transformation, API-centric design, and enterprise-scale data platform migration. The company is recognised for embracing cutting-edge technology and innovation … Develop a technically robust engineering roadmap for migration and integration from on-premises/legacy platforms to cloud-based solutions, ensuring APIs and data flows are optimised. Target Architecture Design: Create scalable, resilient and secure architecture blueprints for a future-state data and applications landscape using SaaS, microservices, and APIs. Integration & Migration: Lead integration strategy and data migration efforts … with technical and business leaders to ensure all roadmaps support strategic business goals. Required Experience Significant expertise in software, solutions, or application architecture, including large-scale legacy migrations and API solutions. Prior experience within professional or legal services, or highly regulated environments. Proven track record delivering portfolio rationalisation and IT modernisation projects in complex organisations. Strong hands-on experience More ❯

Solutions Architect - Data Platforms & API Migration Location: Manchester (Hybrid) Salary £80,000 - £90,000 DOE About the Opportunity A trailblazer in the legal sector is seeking a Solutions Architect with a specialist focus on legacy systems transformation, API-centric design, and enterprise-scale data platform migration. The company is recognised for embracing cutting-edge technology and innovation … Develop a technically robust engineering roadmap for migration and integration from on-premises/legacy platforms to cloud-based solutions, ensuring APIs and data flows are optimised. Target Architecture Design: Create scalable, resilient and secure architecture blueprints for a future-state data and applications landscape using SaaS, microservices, and APIs. Integration & Migration: Lead integration strategy and data migration efforts … with technical and business leaders to ensure all roadmaps support strategic business goals. Required Experience Significant expertise in software, solutions, or application architecture, including large-scale legacy migrations and API solutions. Prior experience within professional or legal services, or highly regulated environments. Proven track record delivering portfolio rationalisation and IT modernisation projects in complex organisations. Strong hands-on experience More ❯

considered for this role you'll need commercial experience in C#/.NET Development Tech Stack: C#/.NET Core UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable skills include Docker, Kubernetes, CI/CD, Android & Azure DevOps Role Overview: Design & architecture of applications and design More ❯

considered for this role you'll need commercial experience in C#/.NET Development Tech Stack: C#/.NET Core UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable skills include Docker, Kubernetes, CI/CD, Android & Azure DevOps Role Overview: Design & architecture of applications and design More ❯

decision-making bringing clarity and cohesion to a complex technology landscape. What you ll be doing Designing and delivering enterprise-grade SaaS architectures for performance, scalability, and security. Leading design discussions, setting standards, and ensuring alignment across multiple product teams. Driving the modernisation of legacy systems and enabling reusable, API-first architectures. Partnering with engineering, product, and security … Architect or Principal Engineer within a complex, large-scale software environment. Strong background in .NET, cloud-native development (AWS or Azure) , and event-driven microservices . Deep understanding of API design, containerisation (Docker/Kubernetes) , and SQL/NoSQL database technologies. A passion for simplification, scalability, and pragmatic delivery. Strong stakeholder management and communication skills across technical and … business audiences. Hands-on, delivery-focused approach you take ownership from design through to production. Why join? This is an opportunity to make a tangible impact within an established, well-funded organisation undergoing a significant technical transformation. Our client offers a collaborative, engineering-led culture where architecture has influence, innovation is encouraged, and delivery excellence is expected. If you More ❯

practices. Mentor and support junior developers, fostering a culture of technical excellence. What you'll bring Extensive experience with TypeScript and Node.js in production environments. Strong knowledge of GraphQL (API design, schema evolution, integration). Experience with automated testing frameworks (Vitest, Playwright, Jest). Familiarity with DevOps tooling: Docker, Helm, Kubernetes, CI/CD pipelines. Experience with cloud More ❯

to help lead the next phase of growth. The Role We’re looking for an experienced Full Stack Engineer to take ownership of full lifecycle development — from architecture and design through to deployment and optimisation. You’ll be working across both the front and back end, collaborating with a multi-disciplinary team to build products that directly impact the … This is a hands-on, high-impact role with real autonomy and room to grow. Key Responsibilities Build and Own Develop scalable web applications using React, Next.js, and Node.js Design and maintain secure, high-performance RESTful APIs Lead architectural decisions across the full stack Own features end-to-end, from planning through to production Collaborate Work closely with UI … current with industry trends and recommend new technologies What We’re Looking For Strong commercial experience with React, Next.js, Node.js, and JavaScript Solid understanding of back-end development and API design Experience working with cloud platforms (preferably AWS) Familiarity with both SQL and NoSQL databases (e.g. PostgreSQL, MongoDB) Understanding of Git, CI/CD pipelines, and secure coding More ❯

to help lead the next phase of growth. The Role We’re looking for an experienced Full Stack Engineer to take ownership of full lifecycle development — from architecture and design through to deployment and optimisation. You’ll be working across both the front and back end, collaborating with a multi-disciplinary team to build products that directly impact the … This is a hands-on, high-impact role with real autonomy and room to grow. Key Responsibilities Build and Own Develop scalable web applications using React, Next.js, and Node.js Design and maintain secure, high-performance RESTful APIs Lead architectural decisions across the full stack Own features end-to-end, from planning through to production Collaborate Work closely with UI … current with industry trends and recommend new technologies What We’re Looking For Strong commercial experience with React, Next.js, Node.js, and JavaScript Solid understanding of back-end development and API design Experience working with cloud platforms (preferably AWS) Familiarity with both SQL and NoSQL databases (e.g. PostgreSQL, MongoDB) Understanding of Git, CI/CD pipelines, and secure coding More ❯

to help lead the next phase of growth. The Role We’re looking for an experienced Full Stack Engineer to take ownership of full lifecycle development — from architecture and design through to deployment and optimisation. You’ll be working across both the front and back end, collaborating with a multi-disciplinary team to build products that directly impact the … This is a hands-on, high-impact role with real autonomy and room to grow. Key Responsibilities Build and Own Develop scalable web applications using React, Next.js, and Node.js Design and maintain secure, high-performance RESTful APIs Lead architectural decisions across the full stack Own features end-to-end, from planning through to production Collaborate Work closely with UI … current with industry trends and recommend new technologies What We’re Looking For Strong commercial experience with React, Next.js, Node.js, and JavaScript Solid understanding of back-end development and API design Experience working with cloud platforms (preferably AWS) Familiarity with both SQL and NoSQL databases (e.g. PostgreSQL, MongoDB) Understanding of Git, CI/CD pipelines, and secure coding More ❯

to help lead the next phase of growth. The Role We're looking for an experienced Full Stack Engineer to take ownership of full lifecycle development from architecture and design through to deployment and optimisation. You'll be working across both the front and back end, collaborating with a multi-disciplinary team to build products that directly impact the … This is a hands-on, high-impact role with real autonomy and room to grow. Key Responsibilities Build and Own Develop scalable web applications using React, Next.js, and Node.js Design and maintain secure, high-performance RESTful APIs Lead architectural decisions across the full stack Own features end-to-end, from planning through to production Collaborate Work closely with UI … current with industry trends and recommend new technologies What We're Looking For Strong commercial experience with React, Next.js, Node.js, and JavaScript Solid understanding of back-end development and API design Experience working with cloud platforms (preferably AWS) Familiarity with both SQL and NoSQL databases (e.g. PostgreSQL, MongoDB) Understanding of Git, CI/CD pipelines, and secure coding More ❯

Senior Backend or Full Stack Developer (Contract, AI-Driven Environment) I'm looking for an experienced full stack or backend-focused senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. You’ll … architectural standards and established development patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement seamless integrations Apply caching and optimization techniques for high-traffic environments We’re not looking for: Developers needing extensive supervision or mentoring Anyone without production experience in … consumer-facing systems Core Technical Requirements: Node.js (extensive production experience) RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding tools (GitHub Copilot, Claude, Cursor, or similar) Nice to Have: React JS/Next.js (for full stack capability) Payload CMS Azure Microservices architecture More ❯

Senior Backend or Full Stack Developer (Contract, AI-Driven Environment) I'm looking for an experienced full stack or backend-focused senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. You’ll … architectural standards and established development patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement seamless integrations Apply caching and optimization techniques for high-traffic environments We’re not looking for: Developers needing extensive supervision or mentoring Anyone without production experience in … consumer-facing systems Core Technical Requirements: Node.js (extensive production experience) RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding tools (GitHub Copilot, Claude, Cursor, or similar) Nice to Have: React JS/Next.js (for full stack capability) Payload CMS Azure Microservices architecture More ❯

Senior Backend or Full Stack Developer (Contract, AI-Driven Environment) I'm looking for an experienced full stack or backend-focused senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. You’ll … architectural standards and established development patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement seamless integrations Apply caching and optimization techniques for high-traffic environments We’re not looking for: Developers needing extensive supervision or mentoring Anyone without production experience in … consumer-facing systems Core Technical Requirements: Node.js (extensive production experience) RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding tools (GitHub Copilot, Claude, Cursor, or similar) Nice to Have: React JS/Next.js (for full stack capability) Payload CMS Azure Microservices architecture More ❯

Senior Backend or Full Stack Developer (Contract, AI-Driven Environment) I'm looking for an experienced full stack or backend-focused senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. You’ll … architectural standards and established development patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement seamless integrations Apply caching and optimization techniques for high-traffic environments We’re not looking for: Developers needing extensive supervision or mentoring Anyone without production experience in … consumer-facing systems Core Technical Requirements: Node.js (extensive production experience) RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding tools (GitHub Copilot, Claude, Cursor, or similar) Nice to Have: React JS/Next.js (for full stack capability) Payload CMS Azure Microservices architecture More ❯

front-end experiences with and Working with Docker, containers, and Linux infrastructure to streamline deployments. Leading problem-solving sessions, code reviews, and architectural planning for exciting ecommerce innovations. Managing API integrations and optimising database performance. What You'll Need Strong experience with PHP 8 and Laravel 10+ Proficiency with JavaScript frameworks , ) Docker, containers, and Linux expertise Solid experience with … Git and MySQL RESTful API design and integration knowledge Bonus Skills Familiarity with queueing mechanisms and distributed task processing Experience integrating payment systems (Stripe, PayPal, etc.) CI/CD and unit testing best practices Agile/Scrum background Why Join? 30 days holiday (+ birthday off) Career growth opportunities in a fast-paced SaaS business Comprehensive health insurance More ❯

In this role, you will develop and maintain server-side logic and APIs for web and mobile applications, collaborate with frontend teams to ensure seamless integration, and support database design, development, and optimization. You’ll also play an active role in improving system performance, fixing bugs, and contributing to new features. The ideal candidate will have hands-on experience … in backend development with a focus on Java and Spring Framework (or similar). Strong knowledge of RESTful API design and both SQL and NoSQL databases is essential. This role is well-suited to a backend developer who wants to grow within a collaborative engineering team that values clean, scalable code and strong development practices. Essential Skills Java More ❯

hands-on Full-Stack Developer to be part of that journey. You'll be joining a small, collaborative engineering team working on new feature development, front-end modernisation, and API evolution. Expect a culture that values curiosity, autonomy, and experimentation - where developers are encouraged to explore new tools and ideas. Tech Environment React, Next.js, TypeScript, Tailwind .NET/C# …/Postgres Modern development tooling and automation (e.g. code assistants, DevOps pipelines) What You'll Bring Strong JavaScript/TypeScript experience (React or Next.js preferred) Understanding of .NET and API design Exposure to AWS or cloud-based environments Enthusiasm for learning, adapting, and collaborating A creative, solution-oriented mindset Why Join Work on a genuinely modern SaaS rebuild More ❯

hands-on Full-Stack Developer to be part of that journey. You'll be joining a small, collaborative engineering team working on new feature development, front-end modernisation, and API evolution. Expect a culture that values curiosity, autonomy, and experimentation - where developers are encouraged to explore new tools and ideas. Tech Environment React, Next.js, TypeScript, Tailwind .NET/C# …/Postgres Modern development tooling and automation (e.g. code assistants, DevOps pipelines) What You'll Bring Strong JavaScript/TypeScript experience (React or Next.js preferred) Understanding of .NET and API design Exposure to AWS or cloud-based environments Enthusiasm for learning, adapting, and collaborating A creative, solution-oriented mindset Why Join Work on a genuinely modern SaaS rebuild More ❯