22 of 22 API Design Jobs in the North of England

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 ❯

Overview AWS Technical Lead with experience leading an API-driven digital platform hosted on AWS is needed. Your role will involve driving the implementation of scalable, secure, and high-performance solutions integrated with Salesforce. Responsibilities Lead the design and implementation of scalable, secure, and high-performance solutions on AWS, with integration to Salesforce. Drive API design … end), Jenkins (CI), Karate/Gherkin (testing/BDD), and Cypress (UI testing); ability to implement DevSecOps practices and manage CI/CD pipelines. Systems & Integration: Solid understanding of API design principles and integration techniques for connecting cloud services with enterprise systems. Certifications: AWS certified (e.g. AWS Certified Developer - Associate or higher). Location: Based in the UK More ❯

a fast-paced warehousing or logistics environment. Web Development: Proficiency in HTML, CSS, JavaScript (React, Vue.js, or similar). Experience with Liquid templating (used in BigCommerce themes). Responsive design and accessibility standards. API Development & Integration: RESTful API design and consumption. Experience with BigCommerce APIs, Pimberly APIs, and third-party integrations (e.g., ERP, CRM, payment gateways More ❯

a fast-paced warehousing or logistics environment. Web Development: Proficiency in HTML, CSS, JavaScript (React, Vue.js, or similar). Experience with Liquid templating (used in BigCommerce themes). Responsive design and accessibility standards. API Development & Integration: RESTful API design and consumption. Experience with BigCommerce APIs, Pimberly APIs, and third-party integrations (e.g., ERP, CRM, payment gateways More ❯

end systems and abstractions Implement performance improvements and engineering best practices Collaborate across multi-disciplinary teams to refine features and user journeys Participate in code reviews, architecture discussions, and design decisions Develop APIs and microservices to enable secure and high-performing functionality Play a key role in the ongoing journey to cloud-based infrastructure and deployment Writing modular, well … deep back-end development experience, ideally in large-scale environments Strong experience with Java and Spring Boot Familiarity with Node.js and React/AngularJS is beneficial Experience with microservices, API design, and event-driven architecture Strong knowledge of RESTful APIs, web services, and Git version control Solid experience with Docker or other containerisation tools Proven track record using More ❯

different stages of the Software Development Life Cycle including Requirements Elicitation, Application Architecture definition and Design. You will play an important role in creating the Architecture and high level design artifacts. You will also do technical feasibility and identify smart ways of completing client's requirement. You will guide the team technically and work closely with offshore team acting … and collaboration are encouraged, excellence is rewarded, and diversity is respected and valued. Responsibilities Define architecture and technical standards for Angular-based web applications and related component libraries. Architect, design and review .NET Core microservices (API design, messaging, resiliency, CI/CD) deployed to Azure (App Services, Containerization, Functions, Service Bus, Cosmos/SQL, APIM). Specify … native mobile app architecture patterns and guidelines for SwiftUI (iOS) and Jetpack Compose (Android), including shared data, offline sync, feature flagging, and CI pipelines. Own and evolve the design system: components, tokens, theming, versioning, and cross-platform implementation patterns. Ensure WCAG 2.2 accessibility compliance across web and mobile UIs; define test strategies and automated checks. Drive browser performance strategy More ❯

processing pipelines, and backend integrations with third-party services like Stripe, PayPal, and Open Banking providers. Key Responsibilities: Build and maintain robust RESTful APIs for mobile and web clients. Design and manage databases built in MongoDB and SQL Server to store, query, and aggregate user financial data. Develop data ingestion pipelines to process real-time and batch data from … a startup or SaaS environment). Proficient in .Net, Core 8, Razor Pages and Bootstrap 5 for UI. Experience with databases such as MongoDB and SQL Server, including schema design, indexing, and performance tuning. Familiarity with cloud platforms like Azure (we use Azure). Experience with containerization tools (Docker, Docker Compose) and deployment pipelines. Strong understanding of API design, versioning, and security (OAuth, JWT, API tokens). Comfortable working with Git, agile methodologies, and CI/CD practices. A good understanding of data protection, GDPR, and fintech security requirements. Nice to Have Exposure to event-driven architecture or message queues (e.g. Kafka). Experience integrating payment platforms like Stripe, PayPal, Plaid, or Open Banking. Exposure More ❯

processing pipelines, and backend integrations with third-party services like Stripe, PayPal, and Open Banking providers. Key Responsibilities: Build and maintain robust RESTful APIs for mobile and web clients. Design and manage databases built in MongoDB and SQL Server to store, query, and aggregate user financial data. Develop data ingestion pipelines to process real-time and batch data from … a startup or SaaS environment). Proficient in .Net, Core 8, Razor Pages and Bootstrap 5 for UI. Experience with databases such as MongoDB and SQL Server, including schema design, indexing, and performance tuning. Familiarity with cloud platforms like Azure (we use Azure). Experience with containerization tools (Docker, Docker Compose) and deployment pipelines. Strong understanding of API design, versioning, and security (OAuth, JWT, API tokens). Comfortable working with Git, agile methodologies, and CI/CD practices. A good understanding of data protection, GDPR, and fintech security requirements. Nice to Have Exposure to event-driven architecture or message queues (e.g. Kafka). Experience integrating payment platforms like Stripe, PayPal, Plaid, or Open Banking. Exposure More ❯

systems/subsystems and their interfaces while defining non-functional requirements. Collaborate with stakeholders and vendors to ensure solutions are fit for purpose and evaluate the impact of strategic design decisions. Lead the rapid shaping of high-level architecture while maintaining flexibility and modularity. Utilize best practices and templates to create comprehensive architectural designs. Work closely with Product Managers … to prioritize technology-focused backlog items. Clarify architecture for development teams and provide solution options for any challenges. Conduct design reviews to ensure all non-functional requirements are met, focusing on aspects such as security, performance, and scalability. What We're Looking For: To thrive in this role, you should have: Must Have - Domain knowledge in Corporate Payments and … familiarity with related areas such as Accounting Services and Liquidity Management. Proficiency in API Design, microservices, and integration platforms. Experience with Cloud Platforms (AWS, Azure, GCP). Knowledge of DevOps, CI/CD pipelines, and containerization (Docker, Kubernetes). A strong foundation in both Waterfall and Agile SDLC methodologies. Excellent coordination and communication skills to engage with business More ❯

and mobile platforms Integrate with PC and mobile apps that sync with the client's hardware devices Drive DevOps best practices across CI/CD pipelines, monitoring, and deployment Design and maintain a cybersecurity-first architecture, including penetration testing Optimise an Azure-based infrastructure for high availability and cost efficiency Collaborate with cross-functional teams to deliver impactful new … features Shape the design of future products, including AI and data modelling initiatives Tech Stack Web: ASP.NET Core, C#, JavaScript, HTML/CSS PC: C#, XAML, USB-MTP Mobile: Cordova (iOS & Android) Cloud: Microsoft Azure, CI/CD pipelines, version control, automated testing Security: Secure coding, authentication, penetration testing Hardware: Industry-leading devices, digitally integrated What They are Looking … who thrives in collaboration and is excited about building systems with real-world impact. Key Skills: Strong experience with C#, ASP.NET Core, JavaScript, HTML/CSS Expertise in RESTful API design and integration An eye for UX/UI design and brand-consistent interfaces Knowledge of DevOps practices (CI/CD, version control, automation) Hands-on experience More ❯

and mobile platforms Integrate with PC and mobile apps that sync with the client's hardware devices Drive DevOps best practices across CI/CD pipelines, monitoring, and deployment Design and maintain a cybersecurity-first architecture, including penetration testing Optimise an Azure-based infrastructure for high availability and cost efficiency Collaborate with cross-functional teams to deliver impactful new … features Shape the design of future products, including AI and data modelling initiatives Tech Stack Web: ASP.NET Core, C#, JavaScript, HTML/CSS PC: C#, XAML, USB-MTP Mobile: Cordova (iOS & Android) Cloud: Microsoft Azure, CI/CD pipelines, version control, automated testing Security: Secure coding, authentication, penetration testing Hardware: Industry-leading devices, digitally integrated What They are Looking … who thrives in collaboration and is excited about building systems with real-world impact. Key Skills: Strong experience with C#, ASP.NET Core, JavaScript, HTML/CSS Expertise in RESTful API design and integration An eye for UX/UI design and brand-consistent interfaces Knowledge of DevOps practices (CI/CD, version control, automation) Hands-on experience More ❯

someone with a solid understanding of backend architecture and a passion for clean, maintainable code. Key Responsibilities: Develop and maintain backend services using C#, ASP.NET Core, and .NET Framework Design and implement RESTful APIs and microservices Optimise application performance and scalability Collaborate with DevOps and infrastructure teams to support deployment and monitoring Work with SQL Server and other data … storage technologies Ensure code quality through unit testing and adherence to best practices Skills and Experience Required: Proven experience in backend development with the .NET ecosystem Strong understanding of API design, integration, and security Experience with cloud platforms (Azure preferred) Familiarity with CI/CD pipelines and containerisation (e.g., Docker) Excellent problem-solving skills and attention to detail More ❯

someone with a solid understanding of backend architecture and a passion for clean, maintainable code. Key Responsibilities: Develop and maintain backend services using C#, ASP.NET Core, and .NET Framework Design and implement RESTful APIs and microservices Optimise application performance and scalability Collaborate with DevOps and infrastructure teams to support deployment and monitoring Work with SQL Server and other data … storage technologies Ensure code quality through unit testing and adherence to best practices Skills and Experience Required: Proven experience in backend development with the .NET ecosystem Strong understanding of API design, integration, and security Experience with cloud platforms (Azure preferred) Familiarity with CI/CD pipelines and containerisation (e.g., Docker) Excellent problem-solving skills and attention to detail More ❯

.NET Core/C# and modern web frameworks like Angular/TypeScript Hands-on experience with LLM APIs (OpenAI, Claude, Bedrock), LangChain, or RAG-based architectures Deep familiarity with API design, microservices, and cloud-first development (AWS, Azure, or GCP) Experience building systems with MongoDB, SQL, or vector databases like Pinecone or MongoDB Atlas Vector Search Solid engineering More ❯

production-ready code Ensure system robustness, resilience, and stability Develop and maintain a fit-for-purpose automated test suite Produce comprehensive technical documentation for wider consumption Contribute to the design of larger systems as part of a team Collaborate across teams, working with Lead Engineers and Technical Architects to explore technical solutions Review specifications with colleagues and apply agreed … standards and tools to design, code, test, correct and document programmes of medium to high complexity As a Java Developer you will have the following experience: Strong knowledge of software engineering best practices Hands-on experience with functional and non-functional testing Skilled in developing and maintaining automated test suites Experience with Java (11/17/21) and … the Spring Boot framework Knowledge of microservice architecture and API design principles Understanding of TDD and BDD principles Experience with CI/CD pipelines (GitLab CI desirable) Familiarity with Docker and containerisation (Kubernetes/EKS desirable) Ability to work in Agile delivery environments Knowledge of Kafka SC Security Clearance - Active More ❯

production-ready code Ensure system robustness, resilience, and stability Develop and maintain a fit-for-purpose automated test suite Produce comprehensive technical documentation for wider consumption Contribute to the design of larger systems as part of a team Collaborate across teams, working with Lead Engineers and Technical Architects to explore technical solutions Review specifications with colleagues and apply agreed … standards and tools to design, code, test, correct and document programmes of medium to high complexity As a Java Developer you will have the following experience: Strong knowledge of software engineering best practices Hands-on experience with functional and non-functional testing Skilled in developing and maintaining automated test suites Experience with Java (11/17/21) and … the Spring Boot framework Knowledge of microservice architecture and API design principles Understanding of TDD and BDD principles Experience with CI/CD pipelines (GitLab CI desirable) Familiarity with Docker and containerisation (Kubernetes/EKS desirable) Ability to work in Agile delivery environments Knowledge of Kafka SC Security Clearance - Active More ❯

production-ready code Ensure system robustness, resilience, and stability Develop and maintain a fit-for-purpose automated test suite Produce comprehensive technical documentation for wider consumption Contribute to the design of larger systems as part of a team Collaborate across teams, working with Lead Engineers and Technical Architects to explore technical solutions Review specifications with colleagues and apply agreed … standards and tools to design, code, test, correct and document programmes of medium to high complexity As a Java Developer you will have the following experience: Strong knowledge of software engineering best practices Hands-on experience with functional and non-functional testing Skilled in developing and maintaining automated test suites Experience with Java (11/17/21) and … the Spring Boot framework Knowledge of microservice architecture and API design principles Understanding of TDD and BDD principles Experience with CI/CD pipelines (GitLab CI desirable) Familiarity with Docker and containerisation (Kubernetes/EKS desirable) Ability to work in Agile delivery environments Knowledge of Kafka SC Security Clearance - Active More ❯

years' experience with .NET and C# Proven track record delivering mobile solutions across multiple platforms Strong knowledge of React Native, Xamarin, Blazor and Objective-C Solid understanding of REST API design and development Experience building accessible, mobile-first UIs and UXs Familiarity with cloud platforms (AWS preferred) Strong problem-solving skills and mentoring ability This is a fantastic More ❯

lead and support a talented team, helping them grow, managing resources, and encouraging a collaborative Agile way of working. As the go-to expert for integration, youll oversee the design and delivery of cloud-native solutions using AWS, guiding projects from start to finish while promoting best practices. Youll also work closely with IT, business teams, and external partners … to create seamless integration solutions that keep StepChange flexible, efficient, and ready for the future. About you You have proven expertise in system integration, API design, and AWS cloud-native technologies like Lambda, API Gateway, and Step Functions. You understand RESTful APIs, asynchronous messaging, microservices, and security models such as OAuth and encryption. Youve led integration teams More ❯

closely with the frontend team to ensure seamless integration between the client and server sides. Our needs: Strong experience with Laravel and PHP development. Knowledge of RESTful APIs and API design principles. Familiarity with database systems like MySQL or PostgreSQL. Experience with version control tools like Git. Knowledge of server management, including cloud platforms. Understanding of MVC architecture. More ❯

commercial experience with PHP MVC-based frameworks (Laravel, Zend, or Symfony) SQL/NoSQL Version control (Git) HTML5, CSS3 JavaScript Strong communicator (both written and verbal) Linux Shell (Bash) API design/development AWS Docker The role is paying up to £65,000 (DOE) + benefits including annual bonus & private medical insurance, and will be a hybrid working More ❯

is fully remote. Qualifications & Skills required: 3+ years of experience in software development, with a strong focus on Go ( Golang ). Solid understanding of backend architecture, distributed systems and API design. Solid understanding of DevOps, CI/CD, infrastructure as code and cloud platforms. Excellent communication skills and a true team player Experience working with SaaS platforms or automation … a plus. Comfortable working in agile environments (Scrum or Kanban). Experience with microservices, event-driven systems, and containerisation (Docker, Kubernetes) - DESIRABLE Background in product management or user-centred design - DESIRABLE Familiarity with performance optimisation and data modelling - DESIRABLE What you'd be doing: Develop backend services and components using Go. Design and implement APIs, data models and More ❯