16 of 16 Permanent API Development Jobs in Leeds

Please note: This is a CONTRACT Opportunity About the Role Our client is on a mission to build a cutting-edge API management platform in AWS, and they need a Senior Integration Engineer to drive this initiative forward. This role is crucial in designing, implementing, and optimizing integrations across … ecosystem, ensuring seamless connectivity, security, and efficiency. If you thrive in cloud-native environments , have deep expertise in AWS services , and are passionate about API architecture and integrations , we’d love to hear from you! Key Responsibilities Architect and develop scalable, resilient, and secure integrations for our API management platform in AWS Design and implement API gateways, authentication mechanisms, and monitoring solutions Develop automation pipelines for API deployments and infrastructure management Collaborate with engineering teams to define best practices and governance for API lifecycle management Ensure compliance with security policies and standards, implementing robust More ❯

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few years and support … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯

shape and optimise critical business applications used worldwide, making a tangible impact across multiple regions and business units. This is more than just a development job — it's a chance to collaborate with international teams, deliver meaningful solutions to real business challenges, and grow your technical expertise in a … smooth deployment, testing, and maintenance of software products Providing expert-level technical support and user training across the business Promoting best practices in software development and contributing to a high-performance IT team culture What You’ll Bring Essential Skills & Experience: 3+ years’ experience in software development, ideally … using Java, C# (.NET), and SQL Server Proficiency with Microsoft development tools like Visual Studio and SQL Server Management Studio Solid understanding of system architecture, software development lifecycles, and enterprise application integration Excellent problem-solving skills with a hands-on approach to debugging and optimisation Desirable: Familiarity with More ❯

exciting products for our clients. To ensure everyone gets the help and encouragement they need, we've developed a structured progression framework to support development plans and career growth for each person within Engineering. You'll get close support from your line manager with your day-to-day work … interaction with databases with a focus on readable, maintainable and well-tested code Integrating with third-party APIs, such as payment gateways Creating associated API documentation and working in partnership with developers consuming your APIs and services Working as part of a cross-functional scrum team and contributing your … which is scalable with a long term impact and broader concerns underpinning decisions We'd love to talk if you have: Strong knowledge of API development using C# .NET/.NET Core, including ORM and dependency injection experience Experience of working with other languages and associated frameworks/ More ❯

Level). 🎯 Impact | Technology Transformation, Modernization, and Scalability. 📏 Size | Medium-sized team, part of an exciting in-house engineering transformation. 🌟 Skills | PHP (Laravel), JQuery, API Development, MySQL, SOLID Principles, and modern DevOps tools. 📍 Location | London, UK/Remote - You must be eligible to work in UK 💻 Hybrid | Flexible … opportunity to make a real impact within a fast-growing fintech company undergoing an exciting technology transformation? As part of a motivated and collaborative development team, you’ll play a pivotal role in enhancing and modernizing the company’s tech stack. This involves building a robust backend API … points if you have worked with DevOps practices or modern tools like Docker or Kubernetes . Role Responsibilities: • Develop and maintain a robust backend API using PHP Laravel. • Enhance the platform with innovative new features that align with the product roadmap. • Seamlessly integrate third-party APIs into the system. More ❯

an absolutely excellent mentorship structure with a number of the engineering leaders in there highly involved from a coding perspective... Great pedigree of professional development with virtually everyone joining having gained promotion within the 1st year. Technically challenging and interesting projects with the opportunity to gain experience across The … a small team you would be expected to help support the seniors and leads in architectural decisions for new products and help support the development of the more junior engineers. Full-list: Java (Spring Boot) Front-End (React or similar) React Native Docker Experience building CI/CD pipelines … API Development, NodeJS AWS cloud infrastructure High volume kinesis data streaming processing and DynamoDB The Benefits? (Skinny) 25 days holidays Bi-annual personal development reviews Hybrid working Loads of others.. get in touch and request! And finally.. Who are we? FORT - Future of Recruiting Technologists is a More ❯

an absolutely excellent mentorship structure with a number of the engineering leaders in there highly involved from a coding perspective... Great pedigree of professional development with virtually everyone joining having gained promotion within the 1st year. Technically challenging and interesting projects with the opportunity to gain experience across The … a small team you would be expected to help support the seniors and leads in architectural decisions for new products and help support the development of the more junior engineers. Full-list: Java (Spring Boot) Front-End (React or similar) React Native Docker Experience building CI/CD pipelines … API Development, NodeJS AWS cloud infrastructure High volume kinesis data streaming processing and DynamoDB The Benefits? (Skinny) 25 days holidays Bi-annual personal development reviews Hybrid working Loads of others.. get in touch and request! And finally.. Who are we? FORT - Future of Recruiting Technologists is a More ❯

developing, and maintaining data infrastructure to ensure the seamless inflow, data sanitation/consolidation and automated report production for clients. Key Responsibilities: Design and Development: Design, develop, and maintain scalable ETL pipelines to process and integrate data from various sources. Implement data validation routines to ensure data quality and … understand data requirements. Database Management: Design and maintain relational database schemas to support business needs. Ensure efficient storage, retrieval, and management of large datasets. API Management: Develop and maintain APIs for data access and integration. Utilize tools like Postman for API testing and documentation. A good understanding of … working with APIs: Ensure robust and efficient API integration and management. Data bricks Management: Manage permissions and access controls within Databricks to ensure data security and compliance Data Analytics and Reporting: Work with data analysts to provide clean and well-structured data for analysis. Develop and maintain documentation for More ❯

and FastAPI, though experience with other frameworks is valuable), cloud services (particularly AWS), and modern AI approaches including working with agentic architecture. Key ResponsibilitiesBackend Development & Architecture · Design and implement scalable backend services using Python, with experience in Django, FastAPI, or similar frameworks · Architect and maintain production-grade, multi-tenant … Implement data validation, transformation, and enrichment processes · Optimise data storage and retrieval for AI/ML workloads Security & Compliance · Implement security best practices in API development and backend systems · Design secure authentication and authorisation mechanisms · Ensure compliance with relevant regulations for pharmaceutical data · Conduct security reviews and implement … and technical roadmap planning · Work cross-functionally with data scientists and product managers Qualifications and SkillsRequired Skills and Experience · 5+ years of Python backend development experience · Proficiency with Django, FastAPI, or similar Python web frameworks · Experience building and maintaining production-scale, multi-tenant applications · Strong knowledge of cloud services More ❯

APIs for 3rd party integrations. The ideal candidate will have substantial expertise in working with Node, ideally in an AWS serverless environment. Responsibilities: Backend Development: Design, develop, and maintain serverless systems in Node on AWS. Utilize AWS services such as Lambda, DynamoDB, S3, ECS, ECR for efficient data processing. … Develop and maintain Docker containers for data processing. Integration and Deployment: 3rd party API development Work on systems using AWS ECS and ECR for deployment. Implement and optimize CI/CD pipelines for efficient deployment processes. Monitoring and Logging: Implement and maintain monitoring solutions using CloudWatch. Utilize EventBridge … flexibility of working from anywhere. Comprehensive health insurance coverage for you and your family. Plan: Secure your future with our contributory pension scheme. and Development: Continuous learning opportunities to enhance your skills. Balance: Flexible working hours to support your work-life balance. Leave: 25 days paid (plus Bank Holidays More ❯

and cloud-based projects with a strong emphasis on solution design and technical leadership. Role & Responsibilities: Lead delivery of key projects across cloud migration, API development, digital platforms, and system integration Work within value streams and Centres of Excellence, aligning project goals with business strategy Act as a More ❯

for a SIEM Engineer to continue developing their expertise in security platforms at an established Microsoft Partner. The company places strong emphasis on staff development, offering support for training and professional certifications. You’ll also gain exposure to cutting-edge technologies, working across security operations and cyberspace. This is … Roles & Responsibilities Create, maintain, and optimise Logic Apps and Sentinel playbooks to automate incident detection and response workflows in Microsoft Sentinel. Develop and implement API integrations between Microsoft Sentinel and other systems to enhance data collection, cross-system communication, and automation. Leverage APIs to streamline security operations and increase … workflows, and incident response processes within Microsoft Sentinel. Experience in building and maintaining workflows with Azure Logic Apps to automate processes. Strong experience in API development and integration. Proficiency in KQL, JSON, and PowerShell. Good written and verbal communication skills. Technical understanding of IT infrastructure – Microsoft 365 suite More ❯

implementation and improving the overall quality of these key growth drivers. Key Skills: Proficient in React Experience in Ruby environments. Experience with GraphQL for API development and integration. Solid understanding of HTML, CSS, and JavaScript standards. Knowledge of testing frameworks (e.g., Jest, React Testing Library) is a plus. More ❯

Laravel and bespoke MVC frameworks • A solid understanding of automated testing practices. • Expertise in performant MySQL and relational database design. • Hands-on experience with API design and development. • Be familiar with Agile methodologies • A great communicator who can hit the ground running with new projects • A positive attitude and … build robust and maintainable applications. • Using modern tooling, including Docker, Git, PHPStan, PHPUnit, and CD/CI pipelines. • Writing well-structured HTML and CSS. Development & Problem Solving: • Write clean, maintainable, and scalable code across a variety of projects. • Collaborate with the team to deliver software solutions that meet client … requirements. • Proactively address technical challenges during development, contributing effective and practical solutions. • Conduct code reviews to ensure quality, consistency, and adherence to best practices. Some of the projects in the pipeline include helping to scale a global white-label platform and launching a new IoT data service. The company More ❯

Interim API Developer | Hybrid or Remote | 3 Month Contract | Global Facilities Organisation We're working with a rapidly growing global facilities management business undertaking a large-scale digital transformation — moving from a patchwork of heavily customised on-prem systems to a modern cloud environment. The Situation Phase 1 of … the integration has been delivered by a third-party integrator, but Phase 2 is stalling. The business needs an experienced, independent API Developer to step in immediately, take the reins, and deliver point-to-point integrations between multiple systems. What’s In Place Legacy ERP, payroll, ops, and task … on the journey of the "what", "how", and "why". Must Haves Independent mindset — able to deliver under your own steam Strong experience building API integrations end-to-end Able to work across systems, define and advise on best approaches Comfortable working across business teams and tech stakeholders Integration More ❯

asset management sectors. Proficient in Python 3, including pandas, GeoPandas, boto3, Pydantic, and Data Version Control (DVC). Familiar with Django 4 and core API development. Strong hands-on experience with AWS cloud infrastructure, EKS, and Docker. Solid understanding of data concepts (relational databases, validation, cleansing) and algorithms/… data structures. Experienced in Agile development environments and test-driven development. Background working with geospatial data and feature engineering for machine learning applications. Good communicator, team player, with strong attention to detail and creativity. Desirable: Demonstrated portfolio of work (e.g., open-source contributions, blogs, talks). Experience working with More ❯