25 of 25 API Development Jobs in the North of England

solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development … founder of SkyScanner. Profits with Purpose - 10% of profits donated to 1moreChild orphanage yearly Markets: Marketing & eCommerce Agencies. eCommerce retailers. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. At ASK BOSCO , part of Modo25, were building a smarter, faster, people-first marketing tech business. We're entering a phase … take ownership of key technical decisions, mentor a talented team of developers, and help build a culture of engineering excellence. What Youll Be Doing: Youll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, youll work cross-functionally to turn strategy into powerful More ❯

solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development … founder of SkyScanner. Profits with Purpose - 10% of profits donated to 1moreChild orphanage yearly Markets: Marketing & eCommerce Agencies. eCommerce retailers. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. At ASK BOSCO , part of Modo25, were building a smarter, faster, people-first marketing tech business. We're entering a phase … take ownership of key technical decisions, mentor a talented team of developers, and help build a culture of engineering excellence. What Youll Be Doing: Youll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, youll work cross-functionally to turn strategy into powerful More ❯

solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development … founder of SkyScanner. Profits with Purpose - 10% of profits donated to 1moreChild orphanage yearly Markets: Marketing & eCommerce Agencies. eCommerce retailers. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. At ASK BOSCO , part of Modo25, were building a smarter, faster, people-first marketing tech business. We're entering a phase … take ownership of key technical decisions, mentor a talented team of developers, and help build a culture of engineering excellence. What Youll Be Doing: Youll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, youll work cross-functionally to turn strategy into powerful More ❯

solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development … co-founder of SkyScanner. Profits with Purpose - 10% of profits donated to 1moreChild orphanage yearlyMarkets: Marketing & eCommerce Agencies. eCommerce retailers. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. At ASK BOSCO® , part of Modo25, we’re building a smarter, faster, people-first marketing tech business. We're entering a … of key technical decisions, mentor a talented team of developers, and help build a culture of engineering excellence. What You’ll Be Doing: You’ll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, you’ll work cross-functionally to turn strategy into More ❯

driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior Backend Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development … founder of SkyScanner. Profits with Purpose - 10% of profits donated to 1moreChild orphanage yearly Markets: Marketing & eCommerce Agencies. eCommerce retailers. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. At ASK BOSCO® , part of Modo25, we're building a smarter, faster, people-first marketing tech business. We're entering a … of key technical decisions, mentor a talented team of developers, and help build a culture of engineering excellence. What You'll Be Doing: You'll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, you'll work cross-functionally to turn strategy into More ❯

shaping the design and delivery of Ofsted's digital services. You will work collaboratively with colleagues and partners across Ofsted and the wider public sector. You will lead the development and enhancement of Ofsted's Common Data Platform Service - a suite of .Net applications hosted in Microsoft Azure, using Rest and GraphQL APIs with SQL Server and CosmosDB databases. … Big Picture Making Effective Decisions Communicating and Influencing Working Together Technical skills We'll assess you against these technical skills during the selection process: Experience of leadership, motivation and development of technical teams. Demonstrable credibility with senior business and technical stakeholders. Ability to explain, persuade and influence. Demonstrable commercial awareness in the context of procurement and supplier management. Experience … and practical knowledge of common cloud platforms, patterns and services, specifically Microsoft Azure. Experience and practical knowledge of .Net (C#) based API development with an understanding of GraphQL as a query language. Knowledge and experience of working with Microsoft Azure SQL Server and/or Cosmos DB. Knowledge and experience of CI/CD Pipelines, Infrastructure as Code More ❯

streamlines compliance, enhances conversion, and improves the overall student experience. How youll spend your day As a Full Stack Lead Engineer, you will be responsible for leading the design, development, and maintenance of scalable, high-performance applications across both frontend and backend systems. You will collaborate closely with product managers, designers, and other engineers to deliver features that create … enjoys solving complex technical challenges. Youll also be expected to actively explore, evaluate, and adopt the latest Generative AI tools and practices to enhance productivity, streamline workflows, and accelerate development across the engineering team. Lead full stack development using ReactJS, TypeScript, Node.js , and related technologies. Architect and implement robust, scalable, and secure APIs and web applications. Collaborate with … and enforce coding standards, best practices, and documentation. Identify and resolve complex performance, scalability, and reliability challenges. Contribute to DevOps processes (CI/CD, monitoring, infrastructure) and help optimize development pipelines. Participate in architecture discussions and influence the future direction of the platform. Investigate and adopt new technologies (e.g. WASM, serverless patterns) to continually improve the platform. What youll More ❯

range of £30,000 - £50,000 The chance to contribute to an organisation making a meaningful social impact. Working within a supportive and mission-driven environment. Opportunities for professional development and career progression. Key Responsibilities Design, development, and implementation of modern, web-based applications. Drive improvements across codebases, development practices, and deployment processes. Build and manage APIs … and cloud platforms. Work within Agile and DevOps methodologies to deliver high-quality solutions. About You Proven experience in software development with expertise in C#, .NET, Azure, and SQL . Strong background in API development, cloud adoption frameworks, and modern architectures. Excellent problem-solving skills with the ability to thrive under pressure. Skilled in CI/CD More ❯

Axway API Developer + 6 month initial contract + Full remote + 650 to 690 per day + SC Cleared role Key Skills: + Axway API Development/Administration + SC Clearance Responsibilities Designing, developing and deploying of Axway policies and containers using Axway Policy Studio v7.7 Working with DevOps toolset for develop and maintain Automated Testing … and Code Deployment Provide Assistance to Axway support team to resolve technical issues Administrating the Axway Environment, using Axway Policy Studio, Axway API Manager, Cassandra and API Gateway for Deployment of Axway Patches, monitor capacity, providing service improvements Liaise with customers to define project requirements, document and design solutions Knowledge of: SFTP HTTPS SSL/TLS oAuth JSON More ❯

Axway API Developer + 6 month initial contract + Full remote + £650 to £690 per day + SC Cleared role Key Skills: + Axway API Development/Administration + SC Clearance Responsibilities Designing, developing and deploying of Axway policies and containers using Axway Policy Studio v7.7 Working with DevOps toolset for develop and maintain Automated Testing … and Code Deployment Provide Assistance to Axway support team to resolve technical issues Administrating the Axway Environment, using Axway Policy Studio, Axway API Manager, Cassandra and API Gateway for Deployment of Axway Patches, monitor capacity, providing service improvements Liaise with customers to define project requirements, document and design solutions Knowledge of: SFTP HTTPS SSL/TLS oAuth JSON More ❯

You'll help design and implement robust, secure systems, write clean and testable code, and support key architectural decisions. You'll also collaborate with cross-functional teams, contribute to API development, and mentor junior developers. There's potential to lead a small team and take ownership of a stream of work depending on your experience and goals. Key … using Java, TypeScript, and React-so flexibility and a passion for learning are key. Benefits: Salary up to £70k depending on experience 25 days' holiday + bank holidays Personal development budget Collaborative, supportive engineering culture Modern stack with evolving tech roadmap Opportunity to lead a small development team What Happens Next? Please either apply online or email me … only. We look forward to hearing from you! Key Skills: PHP, Symfony, MySQL, REST APIs, Microservices, JavaScript, React, Java, AWS, Docker, CI/CD, Git, Secure Coding, Test-Driven Development, Distributed Systems, Infrastructure as Code (CDK/Terraform), Linux/Bash More ❯

/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions Mentor junior developers and promote best practices Drive improvements in development processes and tools What You Bring 5+ years of backend development experience Expertise in C#, .NET (preferably .NET 6+), and SQL Server Deep understanding of SOLID and OOP … principles Skilled in Git, Unit Testing (NUnit), and API development Familiarity with CI/CD pipelines and agile methodologies Strong communication and problem-solving skills Desire to grow within a dynamic and evolving team Why Join? This is an incredible opportunity to make your mark in a company that prioritises purpose, innovation, and professional growth. You'll be … part of a team where your ideas are welcomed, your development is encouraged, and your work truly matters. Ready to build something that helps others-and builds your career in the process? Apply today. 48954MS INDMANS More ❯

/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions Mentor junior developers and promote best practices Drive improvements in development processes and tools What You Bring 5+ years of backend development experience Expertise in C#, .NET (preferably .NET 6+), and SQL Server Deep understanding of SOLID and OOP … principles Skilled in Git, Unit Testing (NUnit), and API development Familiarity with CI/CD pipelines and agile methodologies Strong communication and problem-solving skills Desire to grow within a dynamic and evolving team Why Join? This is an incredible opportunity to make your mark in a company that prioritises purpose, innovation, and professional growth. You'll be … part of a team where your ideas are welcomed, your development is encouraged, and your work truly matters. Ready to build something that helps others-and builds your career in the process? Apply today. 48954MS INDMANS More ❯

student experience. How youll spend your day Build and Maintain Integrations : Design, implement, and maintain integrations that enable customers to connect their internal systems with the CAS Shield platform. API Development : Develop and optimize APIs and tools to ensure seamless interaction between our platform and customer systems. Collaboration : Work closely with product managers, engineers, and customer support teams … with the willingness to learn). Hands-on experience with SQL-based and NoSQL (Document-based) databases. Deep understanding of AWS services and cloud environments. Familiarity with AWS Cloud Development Kit (CDK)and services like Lambda, SQS, S3, Cognito, EventBridge, and more. Experience with DevOps practices, including CI/CD pipelines, Docker, and GitHub Actions. Strong knowledge of security … best practices for APIs and data privacy. Proficiency in unit, integration, and API testing using Jest. Ability to optimize software for performance and cost-efficiency in cloud environments. Excellent problem-solving abilities and troubleshooting skills. Strong communication and collaboration skills, with the ability to convey complex concepts to diverse audiences. Detail-oriented with a commitment to delivering high-quality More ❯

and technical excellence. What they offer: Work with an advanced core platform built on MS .NET C# and hosted in the public cloud using MS Azure. Engage with modern API development using Node.js with TypeScript and create dynamic web experiences with Angular. Gain experience with Infrastructure as Code via Terraform, streamline development using CI/CD with More ❯

UK (Hybrid) Duration: 6months+ 500GBP/Day Inside IR35 Summary: Skilled Python developer responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. PostgreSQL Database Administration Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build … and Integrate API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting, API s and containerized environments. Nice to have Exposure on enhancing observability with knowledge of tools such as Prometheus, Grafana, and OpenTelemetry. Advantageous to have enterprise tools knowledge (i.e., Control M, True sight, Guardium, Tenable Nessus, Delinea) Knowledge of Security and Software Development More ❯

UK (Hybrid) Duration: 6months+ 500GBP/Day Inside IR35 Summary: Skilled Python developer responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. PostgreSQL Database Administration Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build … and Integrate API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting, API s and containerized environments. Nice to have Exposure on enhancing observability with knowledge of tools such as Prometheus, Grafana, and OpenTelemetry. Advantageous to have enterprise tools knowledge (i.e., Control M, True sight, Guardium, Tenable Nessus, Delinea) Knowledge of Security and Software Development More ❯

teams to support CI/CD pipelines Manage cookies and session handling effectively Write and maintain unit tests using JUnit Work with POJOs and mock data for testing and development Integrate front-end components using Thymeleaf and JSON What you'll need to succeed Essential Skills: Java (Core and Advanced) Government Digital Service standard Spring Boot & Spring Framework jQuery … Thymeleaf RESTful API development and testing (Postman, Swagger) CI/CD pipelines and DevOps collaboration Cookies/session management Unit testing with JUnit Handling POJOs and mock data Desirable: Exposure to modern frontend frameworks (e.g., React, Angular, Vue) What you'll get in return Location: Liverpool (2 on-site per week is a must)?? Contract Length: 6 months More ❯

pair programming and Agile ceremonies Contribute to second-line support and occasional out-of-hours support Communicate technical concepts clearly to non-technical stakeholders Stay engaged with the wider development community and share best practices Essential Skills Strong experience with Java 21 or later Deep understanding of TDD and BDD Proven experience with large-scale microservice architectures Agile development experience Familiarity with Unix-like systems (Linux/Mac OS X) Responsive Web Design principles API development and CI/CD pipelines Ability to quickly learn new tools and techniques Desirable Skills Jackson, JAX-RS, Mockito Messaging platforms: ActiveMQ, Kafka MongoDB or other document databases Experience with high-traffic websites and large datasets Ideal Candidate Traits Flexible More ❯

in secure government environments. Youll bring: Python and/or JavaScript/TypeScript experience, strong AWS skills, Kubernetes, CI/CD, and experience with data platforms, high-volume processing, API development, and Terraform. Exposure to Helm, Argo, or Tekton is a plus. This is an opportunity to work in a fast-paced, mission-critical setting with hybrid flexibility More ❯

in Agile teams with pair programming Support applications (including occasional out-of-hours) Essential skills: Strong Java (21+) experience TDD/BDD and Agile background Large-scale microservices expertise API development and integration Unix/Linux knowledge Desirable skills: Jackson, JAX-RS, Mockito, Kafka or ActiveMQ MongoDB/NoSQL databases High-traffic and large data systems experience Due More ❯

developer who is hands-on, strategically minded, and looking to grow into a more senior position as our software team expands. Must Have • 3+ years’ experience in full stack development, ideally in a product-focused or start-up environment • Strong proficiency in front-end frameworks (React/Next.js or similar) with a track record of building intuitive, customer-centric … applications • Back-end experience with Node.js and/or Python • Familiarity with cloud platforms (AWS preferred) and API development • Strong collaboration skills; comfortable working with Product, Engineering, Data, and R&D teams Nice to Have • Experience with data visualisation and dashboards • Exposure to IoT connectivity or real-time data systems • Understanding of user roles, permissions, and multi-level More ❯

deployment with automated test suites Communicate technical concepts clearly to non-technical audiences Participate in 2nd-line support, including occasional out-of-hours coverage Stay engaged with the wider development community and share best practices Essential Skills & Experience Strong experience with Java 21 or later Solid understanding of TDD and BDD methodologies Proven track record in Agile environments Experience … with micro services, API development, and Unix-like systems Ability to quickly learn new tools and techniques Familiarity with Responsive Web Design principles Desirable Skills Knowledge of Jackson, JAX-RS, Mockito, ActiveMQ/Kafka Experience with MongoDB or other document databases Background in high-traffic websites and large data sets Reasonable Adjustments: Respect and equality are core values More ❯

to clean energy and transport in Africa. Joining our growing team, you'll be working to match our ambition to radically reimagine transport and energy in Africa through the development of the MOPO Platform - the digital backbone that powers our energy distribution network across the continent. You'll be working across the full stack using Python/Django, Vue.js … Agile processes, contributing to planning and refinement sessions We would like to hear from you if you have the following experience Strong proficiency in Python and Django for backend development Good working knowledge of Vue.js (or similar Javascript framework, e.g. React) In-depth knowledge of MariaDB and SQL RESTful API design and development Version control systems (e.g. … and maintenance (e.g. nginx, cron, package managers) Strong debugging skills (e.g. PyCharm debugger, pdb, Sentry) The following would be a strong plus Experience building platforms for emerging markets Android development experience - our network of agents use our Android app to manage their batteries Knowledge of IoT or hardware integration Experience with distributed systems or offline-first architectures Background in More ❯

Role: As a Senior Mobile Developer, you will take ownership of designing and delivering mobile-first applications across iOS, Android and web. You will work across the full software development lifecycle, from gathering requirements and managing backlogs to testing, deployment and delivery. This is a hands-on position where you'll also provide mentoring, drive best practices and ensure … Develop and implement applications using React Native, Xamarin, Blazor and Objective-C Build and maintain REST APIs with third-party integrations Lead automated testing and CI/CD pipeline development Oversee deployment processes and ensure robust release quality Mentor junior developers and share technical expertise Ensure compliance with security and industry best practice Requirements: 5+ 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 opportunity to join a More ❯