1 to 25 of 38 API Design Jobs in the North of England

join a Business Banking Technology team within a leading Tier 1 financial institution. You'll play a key role in enhancing and scaling their digital banking platform. Key Responsibilities Design, build, and maintain robust, scalable applications using Java, Spring Boot, and Angular. Collaborate with cross-functional teams to deliver seamless end-to-end features, from user interfaces to backend … Messaging: PostgreSQL, Oracle, MongoDB (optional) Kafka, Redis (for messaging and caching) Requirements Extensive experience in full-stack development with strong expertise in Java and Angular. Solid understanding of REST API design, microservices architecture, and cloud-native development. Hands-on experience with CI/CD pipelines, containerization, and infrastructure as code. Strong grasp of Agile methodologies and collaborative team More ❯

to the .NET development team to ensure delivery of great quality outputs that fully support achievement of the business’s objectives, needs and requirements. Core Responsibilities Front-End Development: Design, develop, and implement front-end applications using Angular and HTML. Back-End Development: Write reusable, testable, and efficient code; develop and maintain server-side logic using .NET. UI/… with an “accessibility for all” mindset. Optimisation: Optimise applications for maximum speed and scalability. Security: Implement security and data protection measures for public-facing applications with a “secure by design” principle. API Design and Management: Design and manage APIs, including versioning and ensuring backwards compatibility for internal and external apps. Project Delivery: Deliver application modules in … Best Practices: Ensure coding is conducted to best practice guidelines to build and maintain a high-quality application suite. Mentor members of the development team in the use of design patterns and the importance of reusable code. Version Control: Manage code versioning properly and participate in code review processes. Technical Discussions: Contribute to discussions on and help guide the More ❯

have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯

have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯

have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯

on the hunt for 2 experienced Senior Machine Learning Operation Engineers to join our Data Function. You'll play a significant role within our Data Function, working on the design and implementation of machine learning model engineering frameworks, solutions, and best practices. You'll be technically proficient in machine learning and its applications; you'll demonstrate an understanding of … skills Ability to diagnose and troubleshoot problems quickly Excellent problem-solving and analytic skills Powering the business with the right tools What's involved: You'll contribute to the design and implementation of Machine Learning Engineering standards and frameworks. You'll support model development, with an emphasis on auditability, versioning, and data security. You'll implement automated data science … model testing and validation. You'll assist in the optimisation of deployed ML model scoring code in production services. You'll assist in the design and implementation of data pipelines and engineering infrastructure to embed scaled machine learning solutions. You'll use CI/CD pipelines, manage the deployment and version management of large numbers of data science models More ❯

environment: .NET 8, C#, Angular, TypeScript, HTML/CSS Azure (cloud-native apps, pipelines, ARM, Functions, DevOps CI/CD) SQL, Entity Framework, RESTful APIs Agile, DevOps, secure-by-design practices What you'll bring: A strong background in .NET engineering, ideally with 5+ years in commercial delivery Experience working across front and back end with Angular, C# and … Azure Proven Senior developer: mentoring and setting coding standards Solid grasp of API design, cloud architecture, and CI/CD pipeline tooling Ability to steer best practice, lead from the front, and improve quality across the stack If intereted please apply now or contact job poster for more information More ❯

experience in some of these, but if not we’ll help you with them AWS Certification at Associate level eg Solution Architect, Developer or DevOps Expertise in microservices and API design Docker, and container runtime platforms such as Kubernetes, EKS, ECS etc Strong understand of operational concepts on AWS, particularly monitoring and observability, FinOps Utilising CI/CD More ❯

platform is built for scale, reliability, and agility — and we're looking for a Senior .NET Developer who shares our drive to deliver engineering excellence. What You'll Do Design and implement high-performance, scalablemicroservicesusing.NET 6+ and C# Own features end-to-end: from concept, design, architecture, to deployment in production Collaborate with cross-functional teams on system … architecture, design reviews, and best practices ChampionSOLID, clean code, anddomain-driven design (DDD),etc. Work withAzure services, CI/CD pipelines, and containerised environments (Docker, Kubernetes) Help mentor and guide developers, contributing to a culture of technical excellence What You Bring 5+ years of hands-on experience in modern .NET (Core/6/7+) Deep understanding ofmicroservices … architectureand RESTful API design Strong grasp ofobject-oriented principles, SOLID, and clean architecture patterns Experience withcloud platforms(ideally Azure) Proficient in SQL and/or NoSQL databases, caching strategies, and performance tuning Passion for best practices: TDD, CI/CD, code reviews, and documentation A team-first mindset and the ability to lead small teams More ❯

experience in some of these, but if not we’ll help you with them AWS Certification at Associate level eg Solution Architect, Developer or DevOps Expertise in microservices and API design Docker, and container runtime platforms such as Kubernetes, EKS, ECS etc Strong understand of operational concepts on AWS, particularly monitoring and observability, FinOps Utilising CI/CD More ❯

greenfield build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS, CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial … use of Vue and Node Ability to design, develop and document scalable APIs and microservices Comfortable integrating third-party services (Stripe experience essential) Experience managing PostgreSQL databases and designing relational data models Strong TypeScript fundamentals and ability to enforce typing and testing standards Familiar with containerised environments and deploying via AWS Confident in handling security, authentication and role-based More ❯

team members Technology coach to the wider Minster Law leadership team (and beyond as required) as we continue our journey to be a digitally competent business. Responsible for the design and execution of our technology ‘product’ design process from solution ideation to solution design, and solution implementation Responsible for establishing and managing the IT Application Architecture for … incidents or issues raised through the service desk ticket notification processes. Provides analysis of security protection technologies as necessary. Ensures that software products are developed using a ‘Security by Design’ principle In collaboration with the Head of Digital Operations and Delivery Manager ensure all appropriate security considerations are considered and applied to all applications, architecture and solution designs Work … Application development skills using .NET, C# Strong understanding of front-end technologies such as JavaScript, Angular, React. Strong experience in designing cloud-native applications and architectures. Strong background in API design and integration patterns. Deep understanding of Azure cloud services and modern deployment practices. Strong knowledge of development management tooling and approaches, including code control, collaboration, and test More ❯

experience in some of these, but if not we'll help you with them AWS Certification at Associate level eg Solution Architect, Developer or DevOps Expertise in microservices and API design Docker, and container runtime platforms such as Kubernetes, EKS, ECS etc Strong understand of operational concepts on AWS, particularly monitoring and observability, FinOps UtilisingCI/CD tools More ❯

clear documentation to support internal teams and stakeholders. Engage early with Security and Release teams to ensure secure, high-quality deliveries. Contribute to architecture discussions, helping select technologies and design patterns. Champion clean code practices, standards, and software engineering best practices. Proactively identify system issues or performance bottlenecks and drive solutions. What You’ll Need 5+ years of hands … and WebAPI. Strong understanding of object-oriented programming and writing maintainable, testable code. Experience building solutions with a focus on performance and security. Solid grasp of REST/JSON API design and best practices. Familiarity with SQL databases, caching strategies, messaging systems, and distributed storage (a plus). Experience with modern JavaScript frameworks like React.js. Knowledge of cloud … or virtualised environments (AWS, Azure, VMware, etc.). Understanding of enterprise system design and integration patterns. Experience working within agile development teams and contributing to a culture of continuous improvement. More ❯

ll work as a QA Engineer, building automated frameworks to test products in their portfolio. You'll need to demonstrate an excellent understanding of the testing process and specifically API testing with an ability to build frameworks and write scripts (in Typescript) from scratch. Requirements 5+ years of experience in a QA engineering role, working on web or packaged … software products. API Testing - Practical experience testing RESTful or GraphQL APIs, including working with JSON, HTTP requests/responses, status codes, headers, and API design principles. Automated Testing - Proficiency in at least one programming language (e.g., TypeScript, Ruby, Python) to contribute to and maintain automated test suites. Agile Methodologies - Hands-on experience with Scrum or Kanban frameworks More ❯

organisation, and ecosystems to make an impact that matters to our clients and to society. We're a new type of creative digital consultancy that fuses strategy, tech and design to identify where businesses need to be, then get them there. Fast. Want to help us shape the future? We're looking for experienced engineers to work with our … it mattersmost . Connect to your opportunity As a technical architect, you will play a crucial role in our agile project delivery by collaborating with cross-functional teams to design and implement flexible, scalable, and secure technical solutions. You will work closely with client stakeholders to understand requirements, provide technical leadership, and ensure that the architecture aligns with agile … shape the future. Willing and eligible to apply and obtain UK security clearance to Security Check (SC) level, if not holding an existing clearance Extensive experience in digital architecture design and implementation Strong knowledge of public sector regulations and compliance requirements Proficiency in cloud technologies and architecture (e.g. AWS, Azure, Google Cloud) Expertise in software development methodologies and best More ❯

organisation, and ecosystems to make an impact that matters to our clients and to society. We're a new type of creative digital consultancy that fuses strategy, tech and design to identify where businesses need to be, then get them there. Fast. Want to help us shape the future? We're looking for experienced engineers to work with our … it mattersmost . Connect to your opportunity As a technical architect, you will play a crucial role in our agile project delivery by collaborating with cross-functional teams to design and implement flexible, scalable, and secure technical solutions. You will work closely with client stakeholders to understand requirements, provide technical leadership, and ensure that the architecture aligns with agile … shape the future. Willing and eligible to apply and obtain UK security clearance to Security Check (SC) level, if not holding an existing clearance Extensive experience in digital architecture design and implementation Strong knowledge of public sector regulations and compliance requirements Proficiency in cloud technologies and architecture (e.g. AWS, Azure, Google Cloud) Expertise in software development methodologies and best More ❯

styles. You've used tools like React Testing Library, Vitest, and Playwright to write reliable, maintainable tests for front-end applications. You're well-versed in software architecture and API design, and capable of delivering secure, scalable, and high-performance systems. You understand development frameworks, tooling, and best practices across the stack. You apply software principles and design More ❯

CSS, and modern web frameworks. Experience with SQL Server or similar relational databases, and familiarity with testing frameworks. Knowledge of the Microsoft Azure platform, RESTful services, SOAP, and scalable API design. Knowledge of frameworks and libraries like Vue.js, React, JSON, XML, MVC, and jQuery will be beneficial. Exposure to Docker, Kubernetes, Helm Charts, messaging systems like Kafka or RabbitMQ. More ❯

experience using .NET, C# * Strong understanding of front-end technologies such as JavaScript including Angular or React. * Strong experience in designing cloud-native applications and architectures. * Strong background in API design and integration patterns. * Deep understanding of Azure cloud services and modern deployment practices. * Strong knowledge of development management tooling and approaches, including code control, collaboration, and test … automation * Comprehensive Microsoft stack knowledge * Extensive experience of management of deploying and supporting in-house developed applications. * Strong knowledge and demonstrable experience in solution design and architecture (business and systems) * A good understanding of Low Code technologies and the implementation within a business environment. * Experience and understanding of cloud data architecture and solutions. Additional skills * Keeps abreast of technology More ❯

hybrid position - working 3 days a week from our Manchester office. Key Responsibilities Desire to deepen knowledge, especially around security. Successfully develop, deliver, and maintain high-quality software (requirements, design, code, documentation, etc.). Stay updated with relevant technology areas. Skills, know-how, and experience: Relevant commercial experience in Software Engineering with recent .NET Core and C# development. Experience … with AWS or other cloud platforms like Azure, relational and non-relational databases, RESTful API design. A DevOps mindset with a desire to manage the entire service lifecycle. Strong reasoning and problem-solving skills. Experience with Agile, SCRUM, or Extreme Programming methodologies. Function: Cloud Operations Country: United Kingdom Office Location: Manchester Workplace Type: Hybrid About Sage: Supporting millions of More ❯

all of our development environments, as well as some of our production ones, use Docker so experience with containers and containerised applications would be valuable Software architecture - not just design patterns (but we do quite like the command pattern), but caching, asynchronous processing and more are all used to make robust, efficient systems CI/CD - we use GitLab … boon Planning - we understand that being a developer/engineer isn't just about writing code, so any experience in software planning like wireframes, specification writing, data modelling, database design, API design or similar would be hugely beneficial Legacy refactoring - not all of our projects are modern and greenfield, and being able to work on and positively More ❯

we offer a dynamic environment where your expertise will help shape the future of financial technology. We're looking for a skilled and collaborative Java Developer with experienced in API's to join our growing engineering team. This role is ideal for someone who thrives in backend development, enjoys solving complex problems, and is passionate about building scalable, secure … including: identity, nationality (single or dual) or immigration status, employment history going back 3 continuous years, and unspent criminal record check (known as Disclosure and Barring Service) Your role - Design, develop, and maintain Java-based applications and APIs. - Collaborate with cross-functional teams to define and deliver technical solutions. - Write clean, maintainable, and testable code. - Participate in code reviews … inclusive and welcoming environment, for everyone. Your skills and experience - Proficiency in Java (8 or above). - Strong experience with Spring Boot and Spring Framework. - Solid understanding of RESTful API design and development. - Experience with microservices architecture. - Proficient in SQL and working with relational databases. Your Security Clearance To be successfully appointed to this role you will need More ❯

high-performing. What We're Looking For: Strong experience in Java (v8 or above). Proven expertise with Spring Boot and the wider Spring Framework. Solid understanding of RESTful API design and development. Experience with microservices architecture. Proficiency in SQL and working with relational databases. More ❯

high-performing. What We're Looking For: Strong experience in Java (v8 or above). Proven expertise with Spring Boot and the wider Spring Framework. Solid understanding of RESTful API design and development. Experience with microservices architecture. Proficiency in SQL and working with relational databases. More ❯