Api developer jobs in Belfast

Java Developer – High-Growth Tech Business Location: Belfast or London (Hybrid working) Salary: Up to £55,000 + benefits Tech Stack: Java, Spring Boot, Microservices, AWS, Kubernetes, API Design, SQL We're partnered with a high-growth UK tech company delivering... 

 ...JavaScript/TypeScript stack, from front-of-frontend through to Node APIs and infrastructure.  You will work alongside colleagues from...  ...Prisma) and service-oriented architectures.  ~ Experience of developing cloud-native applications in one of AWS, Azure or GCP, ideally... 

 ...local experts interact with global teams in over 100 countries developing and supporting next-generation technology solutions for the enterprise...  ...is a common pattern for applications running on ECS. RESTful APIs: Designing, developing, and consuming RESTful web services using... 

 ...000 - 60,000 per year Requirements: ~ I am looking for a Java Developer with at least 5 years of hands-on experience in Java development....  ...develop robust web applications with MVC frameworks and create RESTful APIs. Implementing automated testing using JUnit, Mockito, Cucumber,... 

 ...experiences. You'll own the user-facing layer of our nextgeneration Developer Productivity platform @ Citi, transforming complex AI...  ...TypeScript Experience with state management libraries (redux, context API, zustand), for building wellstructured applications. Experience... 

 ...solving hard UI challenges. You'll own the UI of our next-generation Developer Platform @ Citi. You’ll be working on creating a near real-time...  ...~ Experience with state management libraries (redux, context API, zustand), for building well-structured applications.  ~ Experience... 

 ...Job description Job Title: Front-End Developer (React / Node.js) - Contract Location: Remote (Northern Ireland based) Duration:...  ...or financial services highly desirable. Knowledge of RESTful APIs, microservices, and integration best practices. Familiarity with... 

 ...code: We are  Problem Solvers  who are  Humble , have a  Can-do Attitude , and believe in  Togetherness . If you’re a kdb+ developer ready to deepen your skills, contribute to impactful projects, and grow in a supportive, high-performance environment - this is your... 

 ...Most Innovative Companies - presented by Fast Company 2021 Best API & Best Trading Technology - presented by Global Fintech Awards...  ...Rebalancer engineering team, who is responsible for designing, developing, and maintaining Apex's best in class real-time automated portfolio... 

 ...high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms...  ...Kotlin or Java (we’re using Java 21), building and consuming RESTful APIs.  ~ Proficiency with relational and/or NoSQL databases:... 

 ...sports streaming and iGaming sector, is hiring a Team Lead Backend Developer to join an established engineering team based in Belfast. This...  ...team delivering innovative, high-performance streaming and API solutions to major sportsbook operators worldwide. My client is passionate... 

 ...Architects, Product Owners, and UX designers understanding and demonstrating how written requirements translate into a technical solution Develop interfaces for applications and develop high quality, efficient, reusable code and libraries for future use Follow the agile... 

 ...Technology Application Strategy team, where we empower Citi's global developer community to build better, faster, and with greater satisfaction....  ...SpringBoot microservices on Linux on OpenShift. You’ll build APIs to integrate with other systems across the bank using industry... 

 ...growing backend team in building scalable, AI-powered platforms and services. You will work alongside engineers to design and deliver APIs, microservices, and backend systems that power our products and AI/agent integrations. This is a great opportunity for an experienced team... 

 ...streaming technologies such as Kafka or Kinesis Familiarity with Infrastructure as Code (Terraform or CDK) Experience integrating APIs and working with event-driven architectures Knowledge of monitoring and observability tools (e.g. Grafana) Experience working in... 

 ...be doing?  The primary function of this position is to join the Developer team, offering enhanced support to developers by maintaining and...  ...Programming Methodologies. Proven experience building RESTful APIs, microservices. Working knowledge of the software development... 

 ...specialising in intelligent automation solutions is seeking a Senior C++ Developer to join an established engineering team based in Belfast....  ...Python bindings for C/C++ Understanding of web services (REST APIs) and messaging systems (e.g., RabbitMQ) Familiarity with... 

 ...build. In this role you will Help build and deliver the APIs and infrastructure that powers our whole platform catalogue, including brand new integrations you help design from scratch. Develop in TypeScript on Node and deploy to AWS, primarily with serverless... 

 ...markets technology and liquidity solutions, is hiring a Senior .NET Developer (Back End) to join an established engineering team. This is a key...  ...decisions and technical direction. You will build and maintain APIs (REST/GraphQL), develop cloud-native applications, and ensure... 

Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong...

 ...Experience with Git version control Responsibilities: ~ In this role as a C++ Software Engineer, I will be responsible for designing, developing, and supporting high-throughput, low-latency applications. I will collaborate with the wider team to develop new features and... 

 ...frameworks and tools such as LangChain, LlamaIndex, Hugging Face, and APIs from OpenAI and Anthropic. Building retrieval-augmented...  ...generation (RAG) prototypes with vector stores and knowledge graphs. Developing and testing agentic architectures through our own Genie Platform... 

 ...in us and we’ll invest in you! Job Description Design, develop, and implement Power Platform and D365 solutions based on...  ..., Power BI). Experience integrating Power Apps solutions with APIs or third-party solutions Knowledge of Azure PaaS, APIs, and integration... 

 ...excellence are key to success. What the role covers: Designing, developing, optimizing, and enhancing a GenAI prompt security platform to...  ...Bitbucket etc) Expertise in designing and implementing secure APIs and libraries. Experience in Generative AI, LLM frameworks,...