1 to 25 of 27 Permanent REST Jobs in Belfast

Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
following: Java, C#, .NET, Python, JavaScript, TypeScript or another relevant language Object oriented programming and software design principles SQL and database technologies REST APIs and integrations Git and source control Automated testing CI/CD and deployment processes Agile development environments You should be comfortable taking ownership of development tasks ...

Senior Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
experience working with cloud platforms (AWS, Azure, or GCP) Good understanding of system design, distributed systems, and scalable architectures Experience building and consuming APIs (REST and event‐based systems) Comfortable working across the full software delivery lifecycle (build, deploy, operate) Strong understanding of software engineering fundamentals and best practices Experience ...

Senior Python Full Stack Engineer

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
Qualifications Required Skills & Experience Strong hands-on experience with Python (5+ years preferred) Proven experience in application support/production support environments Experience with REST APIs , microservices architecture, and integration patterns Solid understanding of software development lifecycle (SDLC) and Agile practices Experience with cloud platforms (AWS, Azure, or GCP) Proficiency ...

Backend/API Engineer - Telecoms & Cloud

Location
Belfast City District, Northern Ireland, United Kingdom
estate, improving automation, system interoperability and operational efficiency. The Person Experience developing RESTful APIs and backend applications in a commercial environment. Strong understanding of REST, HTTP, JSON and API design principles . Experience with one or more backend development languages such as C#, Java, Python, Node.js or PHP . Experience ...

Senior Front-End Web Developer (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
related field (or equivalent practical experience). Technical Skills Commercial experience of React.js, JavaScript, HTML, and CSS. Understanding of Java Familiarity with REST APIs. Knowledge of version control systems such as Git. Knowledge of Agile/Scrum methodologies Basic understanding of SQL databases. Understanding of object-oriented programming concepts. Experience ...

Lead D365 CE Engineer

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
React) JavaScript form customisation and Power Automate Knowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offerings Desirable Typescript REST API integrations Azure DevOps and Power Platform ALM Azure Functions APIM/Azure Service Bus AI Driven Delivery WHO YOU ARE: Our vision ...

Power Platform / D365 Technical Lead

Location
Belfast City District, Northern Ireland, United Kingdom
JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs/custom connectors Azure Integration Knowledge - Azure Functions, Logic Apps, Service Bus ALM and CI/CD experience Azure DevOps + Agile Practices Comprehensive ...

Solutions Architect

Location
Belfast City District, Northern Ireland, United Kingdom
services. Strong track record of producing architectural artefacts: Solution Architecture Descriptions, ADRs, NFR specifications, and Well‐Architected Review outputs. Experience designing system integrations, including REST and event‐based API contracts, and working within complex integration landscapes that span modern and legacy systems. Solid understanding of data architecture patterns, including data ...

Mid & Senior Java Developers

Location
Belfast City District, Northern Ireland, United Kingdom
following: Commercial experience building applications using TypeScript and Node.js Modern frontend development with React or similar frameworks Experience developing cloud-hosted applications (AWS preferred) REST APIs and microservice architecture SQL databases and data modelling CI/CD pipelines and modern development practices A passion for writing clean, maintainable, well-tested ...

Frontend Quality Assurance Specialist

Location
Belfast City District, Northern Ireland, United Kingdom
front‐end automation suite in Playwright to ensure regression stability across modern web interfaces Develop back‐end automation to validate Admin and Customer facing REST and Websocket API endpoints Develop back‐end end‐to‐end testing to validate critical system workflows Integrate automated test suites into the CI/ ...

Back-End Developer

Location
Belfast, Northern Ireland, United Kingdom
architecture , ORMs (Eloquent) , and service containers . Experience with MySQL databases, including schema design and query optimisation. Solid understanding of API development (REST, JSON). Proficient in Git and modern version control workflows (GitHub/Bitbucket). Experience with queuing systems (e.g. Laravel Queues, Redis, RabbitMQ). Familiarity with containerisationand ...

Software Developer - Online Prize Competitions - Exclusive

Location
Belfast City District, Northern Ireland, United Kingdom
high-traffic, high-volume or transactional websites/applications . Strong Full Stack development experience across backend and frontend technologies. Experience developing and integrating REST APIs and third‐party services . Strong understanding of application performance, scalability and optimisation. Experience with Git, code reviews, testing and software development best practices. ...

Hybrid Senior Full-Stack Engineer - AWS Fusion Platform

Location
Belfast City District, Northern Ireland, United Kingdom
backend, collaborating with AWS and other engineers. You will mentor juniors, own features end-to-end, and contribute to scalable microservices, GraphQL and REST APIs using React, TypeScript and cloud services. The role is hybrid, based in Belfast City Quays. #J-18808-Ljbffr ...

Customer Success Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
programming concepts and data structures. A background in software engineering, IT, technical support, or comparable technical work. Bonus skills Experience working with databases or REST APIs. Experience with Budibase or another low-code platform. Experience building AI agents or automations. DevOps/SysAdmin/Infrastructure experience Benefits Flexible working: work ...

Application Support Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
tooling in a professional setting Ability to read and modify application code in a compiled language preferred Required Skills/Abilities Strong understanding of REST APIs, Google Cloud Platform, and microservices architecture Proficiency in SQL and NoSQL databases (MSSQL, MongoDB, Postgres) Solid networking knowledge, including TCP/ ...

Senior Quality Engineer

Location
Belfast, Northern Ireland, United Kingdom
approach to identify edge cases, usability issues, and defects. Perform hands‐on API and integration testing using automation tools such as Postman and REST Assured. Conduct hands‐on cross browser and mobile app testing across devices and platforms, utilising cloud‐based testing services and device farms. Evaluate and implement emerging … JavaScript, or TypeScript with tools such as Selenium WebDriver, Cypress, Playwright, XCUITest, Espresso and Appium. Strong experience with API testing tools and frameworks (Postman, REST Assured, SoapUI). Hands‐on experience with AI testing platforms such as Claude Code, Copilot, Cursor, or similar intelligent testing solutions. Proven track record ...

Senior Data Engineer - Databricks

Location
Belfast City District, Northern Ireland, United Kingdom
leading engineering teams or workstreams Strong stakeholder engagement and consulting skills Working knowledge of Hadoop Experience with test-driven development and CI/CD REST APIs and Kafka experience Nice to Have Experience leading data platform migrations Experience managing delivery in large transformation programmes Experience delivering projects in regulated environments ...

Senior Data Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
leading engineering teams or workstreams Strong stakeholder engagement and consulting skills Working knowledge of Hadoop Experience with test-driven development and CI/CD REST APIs and Kafka experience Nice to Have Hands on experience with databricks a distinct advantage Experience leading data platform migrations Experience managing delivery in large ...

Software Engineer (.net)

Location
Belfast City District, Northern Ireland, United Kingdom
complex, live business. What we're looking for Around four or more years' commercial C#/.NET development experience Strong experience building or integrating REST APIs Good knowledge of object-oriented development Experience with SQL Server and Entity Framework Strong communication skills and the ability to explain technical concepts clearly ...

Workday Extend Developer

Location
Belfast City District, Northern Ireland, United Kingdom
area. Minimum (essential) Requirements Hands-on experience developing Extend applications. Experience developing & coding within agile delivery environments. Experience with working with web service technologies (REST, SOAP). Clear and effective communicator, able to communicate with customers and colleagues with credibility, including in a remote working situation. Proficient with ...

Managing Engineer, Data Security Engineering

Location
Belfast City District, Northern Ireland, United Kingdom
access controls, and data governance.* Comprehensive understanding of cloud, SaaS, CASB, and enterprise data protection architectures.* Strong scripting and automation proficiency using Python, PowerShell, REST APIs, Terraform, YAML, JSON, or comparable technologies.* Proven ability to build version-controlled security solutions using policy as code, automated delivery pipelines, APIs, and reusable ...

Fullstack Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
scalable, maintainable UI architectures and reusable component libraries Develop and maintain backend services using technologies such as Python, Java, Node.js, and C# Integrate with REST and GraphQL APIs Design, build, and operate cloud-native solutions on AWS Work with AWS services to deliver secure, scalable, and resilient applications Deploy … Docker and Kubernetes Experience with CI/CD pipelines and modern software delivery practices Familiarity with monitoring, logging, and observability tooling Experience integrating with REST and/or GraphQL APIs Strong software engineering fundamentals and system design skills Understanding of security best practices, particularly within cloud environments Nice to Have ...

Java AVP Engineer - Trading Tech Innovator

Location
Belfast City District, Northern Ireland, United Kingdom
hiring for a Java developer role within its technology wing. The role focuses on building and maintaining scalable trading platform solutions, with emphasis on REST APIs, messaging systems, and distributed architectures. The team operates in a hybrid model with exposure to global teams and modern SDLC practices. You will participate ...

Java Developer (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
assistants and AI powered SDLC processes Mandatory Skills Strong commercial experience as a Java developer. This will be tested during interview stage Experience in REST API and authentication mechanisms (OAuth/Basic Authentication) Messaging Systems experience in any of the following middleware technologies (Kafka preferrable, Nats, Solace, TiBCo, RabbitMQ etc. … Experience working with SQL and databases such as Oracle, SQL Server, Hadoop etc. Experience with Java Multithreading/Concurrency, Web Services (SOAP/REST), DB2 Database, JMS, MQ, NDM, SFTP Acquainted with industry best practices and standards, software development tools and techniques Experience in developing distributed systems Experience ...

Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
take digital screens next. Then help get the best of these into the hands of real customers of course. Requirements: You have experience building REST or GraphQL services, and considering how your API choices impact the clients that call them You might have worked with cloud providers like … highest standard whilst being able to make time for the things you love! Take the Time You Need – Unlimited paid time off to rest, recharge, or explore. AI Tooling As Standard - You'll have access to the AI tools you need to work the way we're describing. ...