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        See all jobs in Belfast

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        16 API jobs in Belfast + 20 miles

        Snr Test Analyst Data migration

        Experis
        BT1, Belfast
        Up to £400 per day
        Use Postman for API testing and PowerShell to support automation.
        Use Postman for API testing and PowerShell to support automation.
        PREMIUM

        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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        NEW
        We are seeking innovative Frontend/API Developers proficient in React, TypeScript, GraphQL, to build user-friendly interfaces and efficient APIs for engagement with our AWS Data Lake. * Develop intuitive, scalable front-end applications using React and Typescript, integrated with API frameworks * Design and build efficient API solutions using GraphQL, ensuring seamless access to data lake resources * Optimize API performance for efficient real-time querying * Strong knowledge of GraphQL API development and query optimization
        We are seeking innovative Frontend/API Developers proficient in React, TypeScript, GraphQL, to build user-friendly interfaces and efficient APIs for engagement with our AWS Data Lake. * Develop intuitive, scalable front-end applications using React and Typescript, integrated with API frameworks * Design and build efficient API solutions using GraphQL, ensuring seamless access to data lake resources * Optimize API performance for efficient real-time querying * Strong knowledge of GraphQL API development and query optimization
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        Working directly with customers and internal stakeholders, this role acts as our technical expert providing dedicated technical assistance on the inbound and outbound integration and API technology utilised to get payroll processes up and running.
        Working directly with customers and internal stakeholders, this role acts as our technical expert providing dedicated technical assistance on the inbound and outbound integration and API technology utilised to get payroll processes up and running.
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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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        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 Network Services team in project delivery to ensure one of the largest Exchange network infrastructures in the world is highly available, resilient, ..
        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 Network Services team in project delivery to ensure one of the largest Exchange network infrastructures in the world is highly available, resilient, ..
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        NEW
        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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        NEW
        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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        Software Engineer Financial Services Technology - Are you an ambitious software engineer eager to work with cutting-edge technologies in financial services? Do you thrive in collaborative teams where learning, innovation, and delivery go hand in hand? If so, this role could be the perfect next step for you. About the Role - Our client, a leading global financial services institution, is building a new platform using the latest technologies and modern architecture. As a Software Engineer , you will join a newly formed team working closely with AWS experts and senior engineers. Youll contribute to the design, development, and testing of software, while gaining exposure to cloud-native practices and engineering excellence. This is a fantastic opportunity to grow your skills while helping shape the next generation of the organisations technology landscape. Key Responsibil
        Software Engineer Financial Services Technology - Are you an ambitious software engineer eager to work with cutting-edge technologies in financial services? Do you thrive in collaborative teams where learning, innovation, and delivery go hand in hand? If so, this role could be the perfect next step for you. About the Role - Our client, a leading global financial services institution, is building a new platform using the latest technologies and modern architecture. As a Software Engineer , you will join a newly formed team working closely with AWS experts and senior engineers. Youll contribute to the design, development, and testing of software, while gaining exposure to cloud-native practices and engineering excellence. This is a fantastic opportunity to grow your skills while helping shape the next generation of the organisations technology landscape. Key Responsibil
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        As a Salesforce Solutions Architect, you will lead design and delivery of scalable Salesforce solutions, ensuring alignment with customer needs. Responsibilities include overseeing integrations, defining best practices, and providing technical guidance to teams. As a Lead Solutions Architect, you'll design Salesforce solutions, oversee integrations, define best practices, and lead cross-functional collaboration. Top Skills: Data Privacy RegulationsIntegration SystemsSalesforceArtificial Intelligence Marketing Tech Software ConsultingThe Salesforce B2B Solution Architect leads technical teams to develop enterprise Salesforce solutions, manages client engagements, and ensures project success. Top Skills: CSSExperience CloudHTMLLightning FrameworkOmsRest ApisSalesforceSalesforce B2B CommerceSalesforce Data ToolsSoap Apis Join Kainos and Shape the Future
        As a Salesforce Solutions Architect, you will lead design and delivery of scalable Salesforce solutions, ensuring alignment with customer needs. Responsibilities include overseeing integrations, defining best practices, and providing technical guidance to teams. As a Lead Solutions Architect, you'll design Salesforce solutions, oversee integrations, define best practices, and lead cross-functional collaboration. Top Skills: Data Privacy RegulationsIntegration SystemsSalesforceArtificial Intelligence Marketing Tech Software ConsultingThe Salesforce B2B Solution Architect leads technical teams to develop enterprise Salesforce solutions, manages client engagements, and ensures project success. Top Skills: CSSExperience CloudHTMLLightning FrameworkOmsRest ApisSalesforceSalesforce B2B CommerceSalesforce Data ToolsSoap Apis Join Kainos and Shape the Future
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        150 exact matches jobs are outside your preferred location

        IT Jobs in Poland With Work Sponsorship / VISA Hiring at Infinity Quest (Please apply if you are currently in Poland) Already living in Poland? We're hiring experienced tech professionals for global projects - full work permit provided. Only candidates based in Poland will be considered. 1. DevOps Engineer (AWS / Azure / GCP | CI/CD | Terraform / Ansible | Kubernetes) 2. Cloud Data Engineer (AWS (Redshift, Glue) / Azure (ADF, Synapse) / GCP (BigQuery, Dataflow) | Python | SQL | Spark | DBT) 3. Full Stack Engineer (React / Angular | Java / Python / Node.js | Cloud) 4. Java Backend Developer (Java | Spring Boot | Microservices | Cloud Platforms) 5. Data Engineer (Power BI / MSBI | Python | SQL | Snowflake) 6. Data Scientist / ML Engineer (Python | Pandas | TensorFlow / PyTorch | Data Modelling) 7. Golang Developer (Golang | REST APIs | Concurrency | Cloud-native develop
        IT Jobs in Poland With Work Sponsorship / VISA Hiring at Infinity Quest (Please apply if you are currently in Poland) Already living in Poland? We're hiring experienced tech professionals for global projects - full work permit provided. Only candidates based in Poland will be considered. 1. DevOps Engineer (AWS / Azure / GCP | CI/CD | Terraform / Ansible | Kubernetes) 2. Cloud Data Engineer (AWS (Redshift, Glue) / Azure (ADF, Synapse) / GCP (BigQuery, Dataflow) | Python | SQL | Spark | DBT) 3. Full Stack Engineer (React / Angular | Java / Python / Node.js | Cloud) 4. Java Backend Developer (Java | Spring Boot | Microservices | Cloud Platforms) 5. Data Engineer (Power BI / MSBI | Python | SQL | Snowflake) 6. Data Scientist / ML Engineer (Python | Pandas | TensorFlow / PyTorch | Data Modelling) 7. Golang Developer (Golang | REST APIs | Concurrency | Cloud-native develop
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        One of our leading clients is looking to recruit a UI Engineer / Developer / Front End Developer / Software Engineer. Location remote - Duration 6 months - Experience in a UI Engineer / Software Engineer / Front End Developer / Angular Developer role - Angular experience essential - Building and maintaining responsive and accessible interfaces at scale - Familiarity with state management libraries (e.g., Redux, Zustand) and component-based architectures - Solid understanding of web performance optimisation, testing (unit, integration, and end-to-end), and cross-browser compatibility - Collaborate with UX designers and product teams to translate design wireframes and prototypes into working front-end components - Ensure a consistent look and feel across all digital products through the implementation and maintenance of a shared design system.
        One of our leading clients is looking to recruit a UI Engineer / Developer / Front End Developer / Software Engineer. Location remote - Duration 6 months - Experience in a UI Engineer / Software Engineer / Front End Developer / Angular Developer role - Angular experience essential - Building and maintaining responsive and accessible interfaces at scale - Familiarity with state management libraries (e.g., Redux, Zustand) and component-based architectures - Solid understanding of web performance optimisation, testing (unit, integration, and end-to-end), and cross-browser compatibility - Collaborate with UX designers and product teams to translate design wireframes and prototypes into working front-end components - Ensure a consistent look and feel across all digital products through the implementation and maintenance of a shared design system.
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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 DevOps, Aws, Implementation, amongst many others.