11 of 11 API Development Jobs in the North West

Implementation Project Manager to design, develop and operate a SQL-based data ingestion and migration platform used to onboard new clients. Supporting the ongoing development of a core data platform that underpins business operations and client delivery. Developing and supporting SQL scripts, including performance optimisation, review and enhancement. Providing … service desk support for data-related issues, ensuring timely investigation and resolution. Optionally contributing to API development to support data integrations across systems and clients. Read and comply with the company’s Health and Safety Policy; taking reasonable care for the Health and Safety of themselves and others ...

lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. This role is ideal for developers with strong technical expertise who are looking … portals using ASP.NET MVC/.NET Core Design and integrate REST APIs with internal and third-party services Implement secure authentication mechanisms (JWT, OAuth2, API Keys) Connect applications to relational databases using Entity Framework Core (DbContext, LINQ, Migrations) Debug and trace request flows from UI Controller API Database ...

ensure seamless integration and performance. AI-augmented Engineering. You utilise LLM-assisted tools like Cursor and Claude alongside agentic systems to balance active development with ongoing maintenance. You have the technical depth to orchestrate these tools and ensure that architectural integrity and code quality remain your own. Proactive Communicator … demos, share your progress asynchronously, and provide clear updates to both internal team members and external stakeholders without being prompted to. KEY RESPONSIBILITIES SDK Development: Develop well-documented cross-platform SDKs that bridge the gap between frameworks (ReactNative/Web) and native mobile environments. Developer Experience: Design intuitive, robust ...

across APIs, services, and distributed systems. AI-augmented Engineering: You utilise LLM-assisted tools like Cursor and Claude alongside agentic systems to balance active development with ongoing maintenance. You have the technical depth to orchestrate these tools and ensure that architectural integrity and code quality remain your own. Proactive … backend systems. You enjoy leading technical demos and providing clear, asynchronous updates to internal teams and external stakeholders without being prompted. KEY RESPONSIBILITIES SDK Development: Develop high-quality, well-documented SDKs using languages like JavaScript/TypeScript, Python, and Go-lang, covering front-end, back-end, libraries, APIs ...

applications. This is a highly collaborative role for someone with a passion for software craftsmanship and continuous improvement. Using your 5+ years of backend development experience, you'll enhance core product features, design scalable systems, and work closely with relevant stakeholders to deliver technical solutions that drive real value. … Beyond your individual contributions, you'll mentor junior developers, champion best practices, and drive meaningful improvements in our development processes and tools. This is an opportunity to make a real impact; both through the systems you build and the team culture you help shape. As a Senior Backend Developer ...

team Actively contribute within an Agile/SCRUM environment Essential Skills & Experience Strong TypeScript & Node.js skills Strong experience with React Proven experience in API development AWS Experience Experience building single-page applications (SPA) and applying progressive enhancement principles Strong CSS knowledge Strong understanding of secure coding practices Experience … working with SQL databases such as PostgreSQL Familiarity with test-driven development (TDD) Experience working within a cross-functional product development team Benefits Flexible working hours 25 days holiday + bank holidays Pension scheme New tech provided Senior Software Engineer (Full Stack) | Manchester, Hybrid ...

Role purpose/summary Core Skills: Backend: Java, Spring Boot, SQL/Report Writing Cloud: AWS, EBSA Additional Skills: Frontend: React, Next.js (non-essential) API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Greenfield development experience All profiles will be reviewed against the required skills ...

Senior C# Developer who wants to progress into a leadership position while remaining hands-on. The successful Senior C# Developer will contribute to the development of scalable software solutions, working within a microservices environment and supporting the evolution of internal systems. Responsibilities Develop and maintain applications using C# … decision-making Mentor junior developers and support team leadership Requirements Minimum 4 years' experience as a Senior C# Developer Strong .NET 6+/Web API development experience Experience with microservices architecture Front-end exposure (Angular or similar) SQL and relational database knowledge ORM experience (Entity Framework/Dapper ...

seeking a Senior AI/ML & Generative AI Engineer with deep expertise in designing, developing, and deploying advanced AI solutions. This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures. The ideal candidate will collaborate with clients to understand complex business challenges, architect … Markets. Your Role As a Senior Lead Analyst, you will: •Anchor the engagement effort from business process consulting and problem definition to solution design, development, and deployment. •Lead the discovery and definition of AI/ML solutions and guide teams on project processes and deliverables. •Act as a thought ...

develop. This includes monitoring, investigating issues, and supporting the service during outages Mentor fellow team members, helping to grow new technical leaders Help improve development standards, tooling, and processes Participating in technical decision-making within the team, taking a lead role where appropriate Provide on-call, critical response … rotational basis to support relevant PayByPhone development teams. You must maintain a personal data plan to fulfill your responsibilities for on-call support. Required Qualifications: Essential Knowledge, Skills, and Experience Demonstrated experience/projects You’ve worked in or want to work in an agile environment using processes like ...

lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environ click apply for full job details ...