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        See all jobs in Belfast

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        16 API jobs in Belfast + 20 miles

        Technical Architect

        Inspire People
        BT1, Belfast
        £67867 - £81793 per annum + 29% pension + Civil Service benefits
        Track record designing and delivering secure cloud solutions using AWS/Azure plus ideally API-driven architecture
        Track record designing and delivering secure cloud solutions using AWS/Azure plus ideally API-driven architecture
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        Deep understanding of HTTP, REST, JSON, and API performance testing principles * Experience designing and executing performance, load, and stress tests for web and API-based systems
        Deep understanding of HTTP, REST, JSON, and API performance testing principles * Experience designing and executing performance, load, and stress tests for web and API-based systems
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        Proven experience with API automation using REST Assured or similar tools * Experience with integration, API, and data-driven testing across distributed systems
        Proven experience with API automation using REST Assured or similar tools * Experience with integration, API, and data-driven testing across distributed systems
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        Integration & Extensibility - Connect solutions to Microsoft 365, Dynamics 365 Customer Engagement, Azure services (Functions, Logic Apps, API Management), and external systems using standard connectors and custom connectors/APIs. * Integration : Hands-on with Microsoft 365, Dynamics 365 CE, Azure integration patterns (HTTP, queues, webhooks), and API design/consumption.
        Integration & Extensibility - Connect solutions to Microsoft 365, Dynamics 365 Customer Engagement, Azure services (Functions, Logic Apps, API Management), and external systems using standard connectors and custom connectors/APIs. * Integration : Hands-on with Microsoft 365, Dynamics 365 CE, Azure integration patterns (HTTP, queues, webhooks), and API design/consumption.
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        2021 Best API & Best Trading Technology - presented by Global Fintech Awards - Youll partner with Engineering, Compliance, Operations, Client Success, and external vendors to deliver a resilient, API-first communications platform for our B2B2C clients and their millions of end investors.
        2021 Best API & Best Trading Technology - presented by Global Fintech Awards - Youll partner with Engineering, Compliance, Operations, Client Success, and external vendors to deliver a resilient, API-first communications platform for our B2B2C clients and their millions of end investors.
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        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
        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
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        Technology Solutions Analyst (IT Business Analyst) The CME markets technology portfolio seeks a Technology Solutions Analyst to join the global solutions and architecture team. This role is vital for providing the technical analysis necessary to drive the evolution and growth of CMEs core trade execution and post trade systems. These systems power major electronic trading platforms across Futures & Options, EBS and BTEC markets. The mission of the team is to continuously deliver new features while maintaining systems that are both low latency and demonstrate high reliability. This role will involve working closely with Product Owners, Scrum Masters, Development, Testing and Architecture stakeholders to provide creative solutions that meet the functional business needs whilst strictly maintaining the required performance profile, along with other non-functional require
        Technology Solutions Analyst (IT Business Analyst) The CME markets technology portfolio seeks a Technology Solutions Analyst to join the global solutions and architecture team. This role is vital for providing the technical analysis necessary to drive the evolution and growth of CMEs core trade execution and post trade systems. These systems power major electronic trading platforms across Futures & Options, EBS and BTEC markets. The mission of the team is to continuously deliver new features while maintaining systems that are both low latency and demonstrate high reliability. This role will involve working closely with Product Owners, Scrum Masters, Development, Testing and Architecture stakeholders to provide creative solutions that meet the functional business needs whilst strictly maintaining the required performance profile, along with other non-functional require
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        NEW
        As we embark on a journey to transform the Network Services Group in CME, we are seeking a Site Reliability Engineer II to join our dynamic team. In this role, you will design, develop and maintain self-service tools and applications that enhance productivity and reduce operational costs. You will work across the full stackboth front-end and back-endto architect microservices (GKE) in Google Cloud Platform (GCP), driving our infrastructure towards greater automation and reliability. We are a global team across US, UK, India and Singapore made up of a diverse range of people from varied backgrounds who each bring unique network experiences and skill sets. The relatively new Network Reliability/Automation team are responsible for building a suite of custom automation tools and developing our self-healing capabilities while working closely with other members of the Netwo
        As we embark on a journey to transform the Network Services Group in CME, we are seeking a Site Reliability Engineer II to join our dynamic team. In this role, you will design, develop and maintain self-service tools and applications that enhance productivity and reduce operational costs. You will work across the full stackboth front-end and back-endto architect microservices (GKE) in Google Cloud Platform (GCP), driving our infrastructure towards greater automation and reliability. We are a global team across US, UK, India and Singapore made up of a diverse range of people from varied backgrounds who each bring unique network experiences and skill sets. The relatively new Network Reliability/Automation team are responsible for building a suite of custom automation tools and developing our self-healing capabilities while working closely with other members of the Netwo
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        NEW

        Systems Engineer

        Options Technology Ltd.
        Belfast, County Antrim
        Competitive
        Location: Belfast - Salary: Competitive - Join our team of expert engineers in the Engineering Team! Who are we? Options is the largest global financial technology company headquartered in Belfast. We are at the forefront of banking and trading infrastructure, serving clients globally with offices in New York, Chicago, Toronto, London, Cambridge, Paris, Hong Kong, Tokyo, Singapore, and Auckland. At Options, our services are woven into the hottest trends in global tech, including high-performance Networking, Cloud, Security, and AI (Artificial Intelligence). Why Options? Global travel: We have offices in New York, Chicago, Toronto, London, Belfast, Dublin and across Asia. Continuous career development opportunities: We provide professional skills development and technical training. The chance to be a part of a self-sufficient, successful team: The Options team operates
        Location: Belfast - Salary: Competitive - Join our team of expert engineers in the Engineering Team! Who are we? Options is the largest global financial technology company headquartered in Belfast. We are at the forefront of banking and trading infrastructure, serving clients globally with offices in New York, Chicago, Toronto, London, Cambridge, Paris, Hong Kong, Tokyo, Singapore, and Auckland. At Options, our services are woven into the hottest trends in global tech, including high-performance Networking, Cloud, Security, and AI (Artificial Intelligence). Why Options? Global travel: We have offices in New York, Chicago, Toronto, London, Belfast, Dublin and across Asia. Continuous career development opportunities: We provide professional skills development and technical training. The chance to be a part of a self-sufficient, successful team: The Options team operates
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        CME Technology and Support Services is relentlessly focused on developing the worlds most advanced electronic trading, post trade processing and risk management systems. We are the worlds leading and most diverse derivatives marketplace, providing risk management solutions that help drive the global economy. Our customers include leading investment and commercial banks, hedge funds, proprietary trading firms, pension funds, sovereign wealth funds, asset managers, corporations, and individual traders. The selected candidate will join the Data Services Domain within Technology in Belfast as a Senior Software Engineer. You will be part of the Market Data Core APIs and Processing team. This role will be instrumental in designing, developing, and maintaining the systems and tools used for the accurate calculation and dissemination of CME Group's proprietary market data ...
        CME Technology and Support Services is relentlessly focused on developing the worlds most advanced electronic trading, post trade processing and risk management systems. We are the worlds leading and most diverse derivatives marketplace, providing risk management solutions that help drive the global economy. Our customers include leading investment and commercial banks, hedge funds, proprietary trading firms, pension funds, sovereign wealth funds, asset managers, corporations, and individual traders. The selected candidate will join the Data Services Domain within Technology in Belfast as a Senior Software Engineer. You will be part of the Market Data Core APIs and Processing team. This role will be instrumental in designing, developing, and maintaining the systems and tools used for the accurate calculation and dissemination of CME Group's proprietary market data ...
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        Role Overview This is a Senior QA Engineer role that sits within the Brokerage & Pricing team within the TP ICAP Technology division. The QA engineer will join an Agile team alongside other software engineers, working on the next generation of strategic back office applications, ensuring solutions provide maximum value to users. The teams focus on Brokerage & Pricing technology is to optimise the management of brokerage data and calculations used to drive all broking activity in our £1billion+ revenue Global Broking organisation, and carrying out commercial analysis on that data to understand revenues and drive client commercial agreements. The QA engineer will ensure comprehensive QA strategies are in place. They will develop and maintain automated testing frameworks, collaborate with various departments to understand system requirements, and design effective test ..
        Role Overview This is a Senior QA Engineer role that sits within the Brokerage & Pricing team within the TP ICAP Technology division. The QA engineer will join an Agile team alongside other software engineers, working on the next generation of strategic back office applications, ensuring solutions provide maximum value to users. The teams focus on Brokerage & Pricing technology is to optimise the management of brokerage data and calculations used to drive all broking activity in our £1billion+ revenue Global Broking organisation, and carrying out commercial analysis on that data to understand revenues and drive client commercial agreements. The QA engineer will ensure comprehensive QA strategies are in place. They will develop and maintain automated testing frameworks, collaborate with various departments to understand system requirements, and design effective test ..
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        Sr Software Engineer - BETS CME Technology and Support Services is relentlessly focused on developing the worlds most advanced electronic trading, post trade processing and risk management systems. We are the worlds leading and most diverse derivatives market place providing risk management solutions that help drive the global economy. Our customers include leading investment and commercial banks, hedge funds, proprietary trading firms, pension funds, sovereign wealth funds, asset managers, corporations, and individual traders. The selected candidate will join the CME Engineering and Execution team in Belfast, as a Senior Software Engineer on the BrokerTec Back End Trading Services Team. The Belfast team is a high performing group of individuals that deliver on a broad range of functions including systems/business analysis, software development and quality assurance .
        Sr Software Engineer - BETS CME Technology and Support Services is relentlessly focused on developing the worlds most advanced electronic trading, post trade processing and risk management systems. We are the worlds leading and most diverse derivatives market place providing risk management solutions that help drive the global economy. Our customers include leading investment and commercial banks, hedge funds, proprietary trading firms, pension funds, sovereign wealth funds, asset managers, corporations, and individual traders. The selected candidate will join the CME Engineering and Execution team in Belfast, as a Senior Software Engineer on the BrokerTec Back End Trading Services Team. The Belfast team is a high performing group of individuals that deliver on a broad range of functions including systems/business analysis, software development and quality assurance .
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        130 exact matches jobs are outside your preferred location

        Type: Full-time, Permanent - The OpportunityWe're recruiting on behalf of a leading organisation undergoing a major digital transformation. This is a hands-on, senior engineering role for someone who thrives on solving complex data challenges, building scalable platforms, and integrating operational systems across a diverse business landscape. You'll work closely with stakeholders in Logistics, Operations, Finance, and Compliance to modernise data infrastructure, automate workflows, and embed AI into BI and operational processes. If you're ready to take ownership of high-impact projects and shape the future of data in logistics, this is the role for you. What You'll Be DoingData Platform & BI Engineering * Architect and implement cloud-native data platforms (AWS S3, Glue, Athena, Redshift, QuickSight).
        Type: Full-time, Permanent - The OpportunityWe're recruiting on behalf of a leading organisation undergoing a major digital transformation. This is a hands-on, senior engineering role for someone who thrives on solving complex data challenges, building scalable platforms, and integrating operational systems across a diverse business landscape. You'll work closely with stakeholders in Logistics, Operations, Finance, and Compliance to modernise data infrastructure, automate workflows, and embed AI into BI and operational processes. If you're ready to take ownership of high-impact projects and shape the future of data in logistics, this is the role for you. What You'll Be DoingData Platform & BI Engineering * Architect and implement cloud-native data platforms (AWS S3, Glue, Athena, Redshift, QuickSight).
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        NEW
        In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
        In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
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        NEW
        Skilled in cloud technologies (Azure, GCP, or AWS), microservices, and API strategy
        Skilled in cloud technologies (Azure, GCP, or AWS), microservices, and API strategy
        FEATURED

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        Frequently Asked Questions

        How many API jobs are there in Belfast?
        There are 16 API jobs within 20 miles of Belfast available on CWJobs right now.

        What other similar jobs are there to API jobs in Belfast?
        As well as API jobs in Belfast, you can find Cyber Security, Data Migration, IT, amongst many others.