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19 Permanent API jobs in Northern Ireland + 20 miles
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We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. Theyre looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal for a developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. * Developing backend services using Java (JDK 11+) & Spring Boot * Building scalable microservices & REST APIs * Working in Agile Scrum teams * Supporting cloud deployments (AWS environments) * Contributing to CI/CD and automated testing practices * Collaborating with technical leads, testers and DevOps engineers * 5+ years commercial Java development experience * Strong Spring Boot knowledge * Experience working in Agile environments
We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. Theyre looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal for a developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. * Developing backend services using Java (JDK 11+) & Spring Boot * Building scalable microservices & REST APIs * Working in Agile Scrum teams * Supporting cloud deployments (AWS environments) * Contributing to CI/CD and automated testing practices * Collaborating with technical leads, testers and DevOps engineers * 5+ years commercial Java development experience * Strong Spring Boot knowledge * Experience working in Agile environments
PREMIUM
Were working with an innovative technology company thats transforming how large-scale enterprises monitor and optimise their physical environments through intelligent, data-driven software. This is a unique opportunity to join a team building a cutting-edge platform at the intersection of smart buildings, IoT, energy optimisation, and real-time analytics. As a Front-End Software Developer, youll design and build high-performance, user-friendly interfaces for a data-rich platform used by major enterprise clients. * Developing modern, scalable web applications * Creating intuitive dashboards for complex IoT and energy data * Turning large datasets into clear, actionable visual insights * Collaborating closely with backend engineers, data scientists, and product teams * Build and maintain responsive, high-quality front-end applications
Were working with an innovative technology company thats transforming how large-scale enterprises monitor and optimise their physical environments through intelligent, data-driven software. This is a unique opportunity to join a team building a cutting-edge platform at the intersection of smart buildings, IoT, energy optimisation, and real-time analytics. As a Front-End Software Developer, youll design and build high-performance, user-friendly interfaces for a data-rich platform used by major enterprise clients. * Developing modern, scalable web applications * Creating intuitive dashboards for complex IoT and energy data * Turning large datasets into clear, actionable visual insights * Collaborating closely with backend engineers, data scientists, and product teams * Build and maintain responsive, high-quality front-end applications
NEWPREMIUM
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Associate Technology Consultant
Associate Technology Consultant
Corecom Consulting
Belfast (BT1), BT1
Up to £25500 per annum + Benefits
Do you have an inquisitive mindset, enjoy problem solving, and have an interest in tech? Our Technology Academy provides you with the opportunity to learn everything you need to build a successful career in IT, across a range of roles, without any previous experience or a specific degree. In fact, if you don't have a degree we definitely want to hear from you! Why choose CTA? We are an inclusive and diverse technology academy committed to creating equitable opportunities for those looking to work in tech. Our academy pays a competitive salary, above the National Living Wage from day one while you train, before finding the ideal client project for you to work on using the skills you've gained. About the role - It all starts with our introductory training courses, covering everything you need to know to get started in the world of consulting.
Do you have an inquisitive mindset, enjoy problem solving, and have an interest in tech? Our Technology Academy provides you with the opportunity to learn everything you need to build a successful career in IT, across a range of roles, without any previous experience or a specific degree. In fact, if you don't have a degree we definitely want to hear from you! Why choose CTA? We are an inclusive and diverse technology academy committed to creating equitable opportunities for those looking to work in tech. Our academy pays a competitive salary, above the National Living Wage from day one while you train, before finding the ideal client project for you to work on using the skills you've gained. About the role - It all starts with our introductory training courses, covering everything you need to know to get started in the world of consulting.
A brand-new international technology consultancy is establishing its first delivery centre in Belfast, creating a unique opportunity to join at the ground level and help shape a high-performing engineering function. About the Company - This privately held cloud, data, and AI engineering consultancy is headquartered in North America, with an established presence across major global tech hubs. 1. Cloud transformation - 2. Data engineering & analytics - 3. AI-driven solutions - They work with globally recognised organisations across e-commerce and financial services, delivering high-quality, scalable technology solutions. Belfast Expansion - As part of a strategic expansion, the business is building a new Belfast-based delivery team to bring key project work in-house and better support international clients. 4. Strong focus on autonomy, ownership, and delivery excellence - 5.
A brand-new international technology consultancy is establishing its first delivery centre in Belfast, creating a unique opportunity to join at the ground level and help shape a high-performing engineering function. About the Company - This privately held cloud, data, and AI engineering consultancy is headquartered in North America, with an established presence across major global tech hubs. 1. Cloud transformation - 2. Data engineering & analytics - 3. AI-driven solutions - They work with globally recognised organisations across e-commerce and financial services, delivering high-quality, scalable technology solutions. Belfast Expansion - As part of a strategic expansion, the business is building a new Belfast-based delivery team to bring key project work in-house and better support international clients. 4. Strong focus on autonomy, ownership, and delivery excellence - 5.
Web & API Penetration Testing: Conduct manual and automated testing of SaaS platforms and backend APIs against the OWASP Top 10 and API Security Top 10.
Web & API Penetration Testing: Conduct manual and automated testing of SaaS platforms and backend APIs against the OWASP Top 10 and API Security Top 10.
Ability to engage with developers and quants on technical design, data mapping, and API integrations.
Ability to engage with developers and quants on technical design, data mapping, and API integrations.
Leading the implementation of complex features, from API design and backend services through to responsive, high-performance front-end experiences * Owning API architecture, ensuring solutions are secure, scalable, maintainable, and well-documented
Leading the implementation of complex features, from API design and backend services through to responsive, high-performance front-end experiences * Owning API architecture, ensuring solutions are secure, scalable, maintainable, and well-documented
API Development: Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
API Development: Design robust, secure, and efficient gRPC and REST APIs for internal and external system interactions.
2021 Best API & Best Trading Technology - presented by Global Fintech Awards - As a Staff Platform Engineer in this multi-disciplinary team, you will play an integral role in designing, implementing, and optimizing our API edge services, tooling, and infrastructure to ensure robust and secure API management. Collaborating closely with development teams, product managers, and system administrators, you will manage and enhance our API management solutions, ensuring high performance, scalability, and reliability. * Edge Services Leadership: Design and oversee the implementation of enterprise-level API edge services and infrastructure to ensure optimal organization, security, and efficiency. Lead the establishment of best practices for API management, encompassing version control, security policies, and sophisticated traffic management techniques.
2021 Best API & Best Trading Technology - presented by Global Fintech Awards - As a Staff Platform Engineer in this multi-disciplinary team, you will play an integral role in designing, implementing, and optimizing our API edge services, tooling, and infrastructure to ensure robust and secure API management. Collaborating closely with development teams, product managers, and system administrators, you will manage and enhance our API management solutions, ensuring high performance, scalability, and reliability. * Edge Services Leadership: Design and oversee the implementation of enterprise-level API edge services and infrastructure to ensure optimal organization, security, and efficiency. Lead the establishment of best practices for API management, encompassing version control, security policies, and sophisticated traffic management techniques.
QA Analyst - Operations [Automation Engineer]
QA Analyst - Operations [Automation Engineer]
Marex Spectron International Limited
Belfast, County Antrim
Competitive
Technical Testing: Conduct specialized tests beyond UI checks, including API testing. * Experienced in the configuration and implementation of a cross section of automated testing approaches and tools; unit, UI, browser, contract/API, performance/load, Playwright, Postman, Swagger etc.
Technical Testing: Conduct specialized tests beyond UI checks, including API testing. * Experienced in the configuration and implementation of a cross section of automated testing approaches and tools; unit, UI, browser, contract/API, performance/load, Playwright, Postman, Swagger etc.
External Description: Reach beyond with Liberty IT; for this is where youll find the super challenges, where youll be given the scope and the support to go further, dig deeper and fly higher. We wont stand over your shoulder. We wont get in your way. We certainly wont hold you back. Youll bring the expertise. Well provide the platform to succeed. Ready? Its time to do your thing. * Experience in creating solutions and services using Typescript, JavaScript and AWS. * A third level qualification in Software Engineering, Computer Science or STEM subject and 3 years software development experience in a commercial environment; or current and valid industry recognised certifications and 5 years software development experience in a commercial environment * Have worked with DevOps tools such as GitHub Actions or similar for deployment purposes
External Description: Reach beyond with Liberty IT; for this is where youll find the super challenges, where youll be given the scope and the support to go further, dig deeper and fly higher. We wont stand over your shoulder. We wont get in your way. We certainly wont hold you back. Youll bring the expertise. Well provide the platform to succeed. Ready? Its time to do your thing. * Experience in creating solutions and services using Typescript, JavaScript and AWS. * A third level qualification in Software Engineering, Computer Science or STEM subject and 3 years software development experience in a commercial environment; or current and valid industry recognised certifications and 5 years software development experience in a commercial environment * Have worked with DevOps tools such as GitHub Actions or similar for deployment purposes
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you. A little more about your role - As a Senior Geospatial Consultant with WSP, you'll support multi-disciplinary projects within the Geospatial team as part of the Transformation & Digital Insights service line. Reporting to an Associate and collaborating with GIS, Geospatial and Technical Specialist teams, you'll help the team grow both personally and technically to maintain top-tier client service. Your tasks will include managing and analysing digital data, preparing GIS data, and ...
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you. A little more about your role - As a Senior Geospatial Consultant with WSP, you'll support multi-disciplinary projects within the Geospatial team as part of the Transformation & Digital Insights service line. Reporting to an Associate and collaborating with GIS, Geospatial and Technical Specialist teams, you'll help the team grow both personally and technically to maintain top-tier client service. Your tasks will include managing and analysing digital data, preparing GIS data, and ...
Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture, where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger. As a Senior Test Engineer (Senior Associate) in Kainos, youll work within a multi-skilled agile team, developing and executing functional automated and manual tests to help the team deliver working application software that meets user needs.
Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture, where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger. As a Senior Test Engineer (Senior Associate) in Kainos, youll work within a multi-skilled agile team, developing and executing functional automated and manual tests to help the team deliver working application software that meets user needs.
Posted Yesterday Be an Early Applicant Belfast, County Antrim, Northern Ireland Belfast, County Antrim, Northern IrelandAs a Senior Test Engineer, you will develop and execute functional automated and manual tests within an agile team, learning new technologies while improving testing processes. The summary above was generated by AI Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture , where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration.
Posted Yesterday Be an Early Applicant Belfast, County Antrim, Northern Ireland Belfast, County Antrim, Northern IrelandAs a Senior Test Engineer, you will develop and execute functional automated and manual tests within an agile team, learning new technologies while improving testing processes. The summary above was generated by AI Join Kainos and Shape the Future - At Kainos, were problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether were transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture , where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, youll be part of a diverse, ambitious team that celebrates creativity and collaboration.
REST API design
REST API design
Develop and maintain backend and API testing solutions for services communicating via mechanisms like SNS queues
Develop and maintain backend and API testing solutions for services communicating via mechanisms like SNS queues
Solid understanding of microservices architecture and RESTful API design
Solid understanding of microservices architecture and RESTful API design
Backend is primarily serverless (API Gateway + Lambda) so exposure to those would be highly beneficial
Backend is primarily serverless (API Gateway + Lambda) so exposure to those would be highly beneficial
We expand and enhance their experience through the development and maintenance of 3rd party integration that extends our API, CLI and Webhook capabilities, while curating a public knowledge base to support customers to independently resolve common issues. * ReST, GraphQL, gRPC API Design
We expand and enhance their experience through the development and maintenance of 3rd party integration that extends our API, CLI and Webhook capabilities, while curating a public knowledge base to support customers to independently resolve common issues. * ReST, GraphQL, gRPC API Design
35 exact matches jobs are outside your preferred location
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API Integration Developer - Remote - £400+ per day
API Integration Developer - Remote - £400+ per day
Exalto Consulting ltd
Other
£400+ per day Inside IR35
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
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Integrate the productwith client Allegro installations, including API connectivity and database schema mapping * Experience with API testing
Integrate the productwith client Allegro installations, including API connectivity and database schema mapping * Experience with API testing
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Hands on experience in implementing API, Micro-services and application security
Hands on experience in implementing API, Micro-services and application security
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• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
PREMIUM
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Graph Database Specialist (Neo4j / PostGIS)
Graph Database Specialist (Neo4j / PostGIS)
Searchstone Ltd
Europe
From £70,000 to £92,000 per annum + Benefits, Strong Contractors Consi
Strong API design for data-heavy systems
Strong API design for data-heavy systems
Graph Database Specialist (Neo4j / PostGIS)
Graph Database Specialist (Neo4j / PostGIS)
Searchstone Ltd
UK
From £70,000 to £92,000 per annum + Benefits, Strong Contractors Consi
Strong API design for data-heavy systems
Strong API design for data-heavy systems