1 to 25 of 101 API Design Jobs in the UK excluding London

protected veteran status. We are committed to building a supportive and inclusive environment for all employees. This is an office-based position. Responsibilities An API Architect leads the design of complex integration solutions, using deep technical expertise to shape high-performance systems. They play a key role in … ensuring that solutions align with broader organizational objectives. This role requires significant leadership in driving integration strategy across the enterprise. Job Responsibilities : Strategic Alignment: Design and lead the development of enterprise API architectures that align with business goals and objectives. Work with leadership and stakeholders to ensure APIs … align with organizational strategies and meet evolving business needs. API Design & Development: Lead the design of robust, scalable, and high-performance APIs that integrate multiple internal systems. Establish API development best practices, including design patterns, error handling, authentication, and security mechanisms. Drive the adoption of More ❯

to drive the development of a robust and scalable application landscape across our five business units. This permanent role demands expertise in traditional system design, software development, and integration architecture, focusing on seamless connectivity between in-house systems and external SaaS technologies. You will translate business requirements into strategic … will ensure the architectural impact of new technologies aligns with our existing systems, maintain thorough documentation, and leverage your understanding of cloud technologies and API design to foster efficient and secure integrations. Strong communication skills are essential for collaborating with both technical and non-technical stakeholders, ensuring our … This role is based at our Blackpool office. We offer hybrid working options. You'll make a major contribution by demonstrating… Accountabilities Azure Architecture & Design: Design and implement scalable, secure, and reliable Azure-based system architectures. Define and enforce architectural standards and best practices for Azure services and More ❯

drive technical excellence, establish coding standards, and optimise real-time services for a fast-growing platform. You’ll be responsible for backend architecture, microservices design, database management (SQL), and cloud integration (AWS) while collaborating with designers, engineers, and product teams to deliver world-class gaming solutions. Key Responsibilities ✔ Develop … Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . ✔ Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . ✔ Cloud & DevOps – Work within an AWS environment (supported by an in-house DevOps team … experience (currently using Java 21). ✅ SQL Database Proficiency – Strong experience with SQL databases (PostgreSQL preferred). ✅ Microservices & Cloud – Deep knowledge of microservices architecture, API design, and AWS . ✅ Spring Boot & Scala – Nice to have but not essential. ✅ Betting, Gaming, or Big Data Background – Experience in real-time More ❯

of December 2025 Job Description: Key Accountabilities Accountable for delivering effective solution designs within the Open Banking COE, taking the lead on the solution design from an API design and API Security perspective Design end-to-end API solutions to meet business needs within … solution planning, providing input into the estimation process as well as highlighting technical risks, issues, and assumptions Define and derive best practices in the API space, adopting industry best practices and highlighting areas of improvements Produce required design artefacts, independently or as part of a team Engage with … align with strategic architecture principles and direction Review the designs and code produced by the technical teams to ensure alignment with the overall solution design Support the delivery lead, to break down the solution so that it can be delivered iteratively in sprints Review requirements and monitor change requests More ❯

Description: Role: API designer Pay rate: 402 GBP/day inside IR35 Location: Knutsford (Hybrid) Duration: End of July 2025 Description: Accountable for delivering effective solution designs within the Open Banking COE taking the lead on the solution design from an API design and API Security perspective Design end-to-end API solutions to meet business needs within the context of a broader solution implementation Contributor to overall solution planning, providing input into the estimation process as well as highlighting technical risks, issues, and assumptions Define and derive best practices in the … API space, adopting industry best practices and highlighting areas of improvements Produce required design artefacts, independently or as part of a team Engage with key stakeholders in workshops to get desired outcome Present to the Customer's Architecture Review Board when necessary Ensure solutions align with strategic architecture More ❯

recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you. Description: Role:API designer Pay rate: 402 GBP/day inside IR35 Location: Knutsford (Hybrid) Duration: End of July 2025 Description: Accountable for delivering effective solution designs … within the Open Banking COE taking the lead on the solution design from an API design and API Security perspective Design end-to-end API solutions to meet business needs within the context of a broader solution implementation Contributor to overall solution planning, providing … input into the estimation process as well as highlighting technical risks, issues, and assumptions Define and derive best practices in the API space, adopting industry best practices and highlighting areas of improvements Produce required design artefacts, independently or as part of a team Engage with key stakeholders in More ❯

also has rights to developable land in Las Vegas post the closure of the Tropicana. Well, what about the team? Join our dynamic Sports API team (named Matchday), where you'll be at the forefront of creating our Online Sportsbook APIs that underpin the Bally Bet experience. You'll … online entertainment! So, what will you be doing? Develop product features, updates and capabilities. Use TDD methodologies to produce high quality well documented code. Design and develop customer focussed solutions. Understand the goals and business objectives of your team and domain. Use agile methodologies and work together to meet … Good collaborator, happy to jump in to help plan work, solve problems and deliver features. Knowledge of subjects including: Java, SpringBoot, relational databases and API design and development. Experience working using agile methodologies. Experienced with engineering best practices including TDD, pairing, automation, continuous delivery. Ideally also knowledge or More ❯

where necessary. You will be working alongside the Developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality solutions is essential. As they are in their growth phase' you will be joining this expanding IT team. They … quality solutions. Develop intuitive, usable, and engaging interactions and visual designs for mobile and web. Participate in the full development process from definition, through design, build, test, release, and maintenance. Research and track advancements in mobile/web application design patterns. Break any design problem down into … solve them with clarity and precision. Staying in the loop and on top of the latest standards, changes, trends in the mobile/web design field. Design, build, and maintain high performance, reusable, and reliable code. Cooperating with the back-end developers in the process of building the More ❯

portfolio: Architectural Leadership Define and maintain the overarching software architecture and technical strategy, ensuring alignment with business goals and project roadmaps. Establish and promote design principles, patterns, and standards to ensure a stable and reusable codebase. Collaborate with Lead Engineers to ensure architectural consistency across teams and projects. Conduct … processes and robust infrastructure support. DevOps and Automation Leadership Champion and lead the adoption of DevOps practices to streamline software development, testing, and deployment. Design and implement CI/CD pipelines to enable fast and reliable delivery of software solutions. Drive automation initiatives across development and operational workflows, enhancing … monitoring tools into the development lifecycle. Cloud Architecture and Security Ensure the security, robustness, and scalability of cloud-based systems and architectures. Lead the design and maintenance of secure cloud infrastructure, adhering to industry best practices and compliance standards. Implement strategies to monitor and protect systems from vulnerabilities and More ❯

other stakeholders to implement MuleSoft APIs the business requires. This role will require knowledge of MuleSoft's Anypoint Studio and Anypoint Platform, which includes Design Center, Runtime Manager, API Manager, Exchange, etc. He/She must be capable of understanding business requirements, working with stakeholders and implementing complex … the latest developments in MuleSoft and the integration space. Participate in code reviews and ensure adherence to best practices and coding standards. Analyse and design the system requirements. Create RAML Specifications as API contracts for development. Understand and implement Dataweave scripts. Communicate with the Project Client and Onshore … counterpart. Deploy APIs to Cloudhub, Runtime Fabric, on-prem workers, etc. Practice API-Led Connectivity. Implement Basic Policies in API Manager. Create/Manage Basic CI/CD Pipelines. Required education None Preferred education Bachelor's Degree Required technical and professional expertise Strong understanding of integration concepts and More ❯

The Change Partners are working with a tier-1 Beverage brand who are hiring for a Azure (API) Integration Engineer. The Azure Specialist will be responsible in desiging integration strategies for a variety of systems internally, creating efficiencies across data flows and ensuring seamless API implementation. Key responsibilities … OAuth2 and Cloud) integration development. Partner with technology and business teams to define requirements for integration and align to business objectives. Lead on integration design solutions and API patterns. Be the 'go to' specialist for platform integration, working with Product owner. Manage end to end lifecycle development of … the product from a design, build, deployment and operational management of the platform. Ensure platform/product is developed efficiently and reliably in line with company policies. Become hands on with API integration patterns, REST, SOAP, cloud and wider architectures, components, visualisation of networks and autonomy. Work with More ❯

company helping clients engage in marketing strategies with audiences in virtual worlds. Your Focus: As a Senior Backend Engineer focused on Data Pipelines and API Optimisation, you’ll be central to our platform's performance and scalability. You’ll design, build, and iterate on the systems that handle … delivery - ensuring they are scalable, reliable, and performant. You should have a strong background in backend engineering, particularly around distributed systems, database optimisation, and API development. You’ll work with technologies like JavaScript and TypeScript to build robust services that meet high standards for performance and reliability. This role … is ideal for someone experienced, self-driven, and excited about leading backend projects involving large-scale data handling and API improvements. Your technical leadership will help evolve our infrastructure and mentor other engineers as we scale. Skills, Knowledge, and Expertise Experience 5+ years in Backend Software Engineering, with a More ❯

quality standards. Provide technical oversight, guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.). Design and document solutions meeting functional and non-functional requirements. Lead by example by getting directly involved in the day-to-day delivery of work … for this position are: Practical experience of designing and developing management and control plane solutions for line of business applications. This includes Stack Management, API Design and User Experience. Practical and commercial experience with the full SaaS development lifecycle: requirements capture and analysis, estimation, architecture and design, implementation, unit and system-level testing, deployment, operation and monitoring. Experience with software engineering best practices: object-oriented design and implementation, design patterns, SOLID principles and Agile methodology. Conduct PoC's using the latest technologies and present the findings to technical and non-technical audiences. Experience with More ❯

Start Date: ASAP Key Skills and Responsibilities: Integration Services: Proficient in Azure Logic Apps, Azure Functions, Azure Service Bus, Azure Event Grid, and Azure API Management. Programming: Strong skills in C#, .NET, and related web technologies. Database: Experience with relational databases, particularly SQL Server. API Design: Expertise … Solving: Strong ability to troubleshoot integration issues and provide effective solutions. Duties : Develop and deploy integration solutions using Azure Logic Apps and Azure Functions. Design and implement API gateways and network components for seamless data integration. Build and support reusable integration interfaces. Collaborate with business stakeholders and analysts More ❯

degree in computer science or other numerate STEM discipline. Substantial commercial full stack development experience. Excellent coding skills in Python, JavaScript (or TypeScript), RESTful API design, and FastAPI. Knowledge of the following will enhance your application: JavaScript frameworks, ideally React, user-interface design, PostgreSQL schema design More ❯

vehicle servicing, merchandising, and fleet ownership. Collaborative Environment: Work closely with engineering, product, technology, transformation, and business partners across the UK and Europe to design next-generation, customer-facing, software-as-a-service applications. What You'll Do: Lead and Innovate: Drive collaborative solutioning efforts to understand business needs … architecture solutions and collaborate with Product and Engineering teams for their implementation. Guide and Mentor: Lead teams of experienced architects and delivery leaders, facilitating design discussions, driving technical design reviews, and ensuring successful delivery. Communicate and Influence: Articulate solution designs to all levels of the organization and drive … Expertise: Strong software engineering background with hands-on experience in .NET, AWS, SQL & No-SQL databases, and event-driven systems. Proficiency in coding, REST API design, microservice implementation, and container technologies like Docker and Kubernetes. Interpersonal Skills: Excellent communication skills, both verbal and written, with the ability to More ❯

commercial experience in C#/.NET Development Tech Stack: C#/.NET (.NET Core ideally) UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable skills include Docker, Kubernetes, CI/CD & Azure DevOps To be considered you'll need … a background in C# and a willingness to work on some massive projects & products. Role Overview: Design & architecture of applications and design/development of user-facing applications Building reusable code libraries Testing, validation and optimisation Cross application functionality Documenting Problem solving and investigation Peer code reviews Requirements More ❯

to define target state architecture and roadmap. Transactional Banking Experience (Payments, Governance, Compliance) Proficient in defining the target state architecture, roadmap and high-level design for the assigned scope based on business outcomes and aligned with the bank's strategy. The target state architecture and solution should cover all … Proficient in Cash Management & Liquidity domain along with deep understanding of integration to Payments and Core Banking platforms. Proficient in Cloud Native Architecture, Microservices design patterns, API design, Event-Driven Architecture and Database concepts. Expected to have good understanding of monolithic to microservices migration. Responsibilities – Current state More ❯

is passionate about building scalable, resilient, and high-performance distributed systems. As the Lead Software Engineer, you will play a pivotal role in the design, development, and deployment of microservices architectures running on Kubernetes, driving both the technical vision and execution of our platform's architecture. Key Responsibilities : Microservices … Architecture : Design and implement scalable and high-performance microservices architectures that can handle increasing traffic and complex workloads. Kubernetes & Containerization : Lead the architecture, deployment, and management of containerized applications using Kubernetes, ensuring they are highly available, scalable, and resilient. System Scalability : Ensure that the systems are designed for horizontal … managing containerized applications. Programming Skills : Strong coding experience in languages such as C#, Go with an emphasis on writing clean, maintainable, and efficient code. API Design & Development : Solid understanding of RESTful APIs, gRPC, and asynchronous messaging (Kafka, RabbitMQ, etc.). CI/CD & DevOps : Strong experience with CI More ❯

business needs. The architect will create scalable, robust solutions and foster a culture of continuous improvement and technical excellence. Additionally, the Application Architect will design and manage technology solutions aligned with business needs, focusing on manageability, scalability, usability, resiliency, availability, security, and safety. They will determine coding standards, collaborate … in technology evaluations and standards committees. The architect will influence and optimize software architectures across the organization. What you will be doing: Lead the design and modernization of legacy systems to meet current and future business needs, with a strong focus on front-end and mobile development using Swift … and React Native. Ensure solutions are scalable, robust, and innovative, particularly in the context of mobile and web applications. Provide technical leadership on the design, development, and execution of software solutions, emphasizing user-friendly interfaces. Design and implement easy-to-use and intuitive user interfaces. Develop and use More ❯

an Agile team, ensuring we meet our customer requirements and deliver impactful quality software. Using your technical skills, you will contribute to code reviews, design and implement complex solutions, and support the business strategy. Work in a team environment using Agile practices Develop and implement reliable, scalable technical software … technologies such as HTML5, CSS3, JavaScript , and frameworks like React , Angular Experience with relational databases like SQL Server and NoSQL databases Knowledge of RESTful API design and development Familiarity with cloud platforms like Azure or AWS Education & Experience: Bachelor's degree in Computer Science, Software Engineering, or a More ❯

Entertainments as we transform the future of digital guest experiences across our iconic global attractions. We’re seeking a talented Security Solutions Architect to design and deliver secure, scalable, and cloud-native microservices architectures that power engaging, seamless experiences for millions of guests worldwide. About the Role This is … microservices systems. Define service boundaries, orchestration strategies, and ensure architectural alignment with business goals. Champion best practices in security, performance, and cloud-native development. Design and implement solutions within AWS, Azure, or GCP environments. Establish CI/CD pipelines, containerisation strategies, and DevOps automation practices. Introduce and manage telemetry … Extensive experience designing and implementing enterprise-grade microservices architectures. Strong software development background (Java, .NET, Python) with architectural leadership. Deep understanding of microservices principles, API design, and domain-driven design. Proficient in cloud platforms (AWS, Azure, GCP) and modern DevOps tooling (e.g., Terraform, Jenkins, Kubernetes). Hands-on More ❯

enhancing digital services, improving operational workflows, and supporting data-driven decision-making. You will develop bespoke web-based applications (both internet and intranet facing), design APIs, and create automation workflows to streamline healthcare and business processes. The role also includes cloud infrastructure management, modern DevOps practices, and a strong … unbale to offer visa sponsorship for this role or offer any extensions to visa sponsorship Main duties of the job Software Development & System Integration Design, develop, and maintain web-based internal & public facing applications and interfaces using Python (Django/Flask/Streamlit) and modern web frameworks. Develop and … enhancing digital services, improving operational workflows and supporting data-driven decision making. You will develop bespoke web-based applications both internet and intranet facing design APIs, and create automation workflows to streamline healthcare and business processes. The role also includes cloud infrastructure management, modern DevOps practices, and a strong More ❯

enhancing digital services, improving operational workflows, and supporting data-driven decision-making. You will develop bespoke web-based applications (both internet and intranet facing), design APIs, and create automation workflows to streamline healthcare and business processes. The role also includes cloud infrastructure management, modern DevOps practices, and a strong … unable to offer visa sponsorship for this role or offer any extensions to visa sponsorship. Main duties of the job Software Development & System Integration Design, develop, and maintain web-based internal & public facing applications and interfaces using Python (Django/Flask/Streamlit) and modern web frameworks. Develop and … to DevOps tools and cloud platforms. Strong Python skills (Django or Flask preferred). Experience with modern web frameworks (React, Vue.js, or similar). API development and integration experience (RESTful APIs, GraphQL, FHIR/HL7). Cloud platform experience (preferably Azure). Familiarity with DevOps practices, including CI/ More ❯

to meet new challenges. About the Role: OQC are looking for a Senior Software Engineer to join our growing team, developing web-based/api-based solutions for a variety of challenges encountered by our partners and end-users. In this role, you will also develop and maintain critical … the work within a team. Strong understanding of common data structures and programming methods. Strong problem solving, troubleshooting and analysis skills. Demonstrated ability to design, develop, and test high-performance distributed systems. Technically versatile and able to learn new skills that you can apply across multiple types of work. … Experience with containerised microservices and deployment in global environment. Strong knowledge of API design, RESTful principles, and microservices architecture. Uphold development standards and prioritize best coding practices. Cloud solutions experience. Desirable skills and experience: Experience in building web applications and working knowledge of one or more of JavaScript More ❯