26 to 50 of 61 Java Jobs in Belfast

office, Credit Risk Business. The candidate will be a core member of the technology team responsible implementing projects based on Python, FastAPI, MCP, LLM, Java and using latest technologies. Excellent opportunity to immerse in and learn within the Wholesale Credit Risk Division and gain exposure to business and technology initiatives ...

multi-threading and parallel task programming. Proven experience in ensuring robust testing quality practice and maintaining clean CI/CD pipelines. Experience working in Java/Kotlin, Kafka, ELK. Experience leveraging safely AI coding agents such as Devin, Copilot, Claude Code. Preferred Qualifications: Understanding of trade booking and life cycle ...

handle several tasks at once with multiple deadlines will be important Experience in back-end integration and any experience with backend technologies like Java/Python is an advantage. Additional Information Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises ...

developer academies that take new hires from university to production-ready inside a bank’s own environment and tooling. Current technologies across the portfolio: Java, Python, C#/.NET, SQL and data engineering, AWS and Azure, CI/CD and testing practice, and the current generation of AI and agentic ...

hackajob is partnering directly with Version 1 to hire for this role. Company Description Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions ...

data. You will ensure data completeness, quality, and timely delivery while collaborating with engineers, analysts and compliance teams. The role requires strong Python/Java, SQL and AWS experience, familiarity with Airflow, dbt and Spark, and a practical understanding of CI/CD and Agile delivery in a fast-paced ...

data platforms and production-grade pipelines in secure cloud environments for critical national-scale systems. You will work with Python, SQL, APIs, Spark or Java/Scala in AWS, Azure or GCP, delivering scalable ingestion, processing and serving layers while collaborating with engineering and delivery teams on mission-critical #J ...

risk assessments, and estimation activities. Drive continuous improvement of QA processes and testing practices. Leverage test automation experience and knowledge of coding languages (e.g., Java/Typescript/C#) to create and maintain automated tests using common libraries (e.g., Selenium/Playwright). Essential - Bachelor's Degree in Computer Science ...

fast-paced environment Experience in the design and deployment of production data pipelines from ingestion to consumption within a big data architecture, using Java, Python, Scala, Spark, SQL. Experience performing tasks such as writing scripts, extracting data using APIs, writing SQL queries etc. Experience in processing large amounts of structured ...

etc.* Understanding of authentication attack techniques, threat actors, and exploitation methods and controls to mitigate.* Scripting experience (PowerShell, Python, etc.)* Understanding of Full Stack Java development.* Understanding security standards and compliance requirements (NIST, ISO, PCI, HIPPA, Sox, etc.).* Experience leading global teams**Supervisory Responsibilities:**This job has supervisory duties ...

intersection of software engineering and cloud/platform engineering. You’ll be designing, building, and operating modern software solutions using technologies such as Java, Python, C#/.NET and TypeScript , while working closely with cloud platforms and engineering teams to deliver reliable, production‐ready systems. It’s a strong … working, to help teams work more effectively and deliver greater value. What You'll Be Doing Design, build, and maintain software solutions using Java, Python, C#/.NET and/or TypeScript Develop cloud‐native applications across AWS, Azure, or GCP Contribute to system architecture and make key technical decisions ...

friendly advisors will be in touch. Keywords: Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

engineering, architecture, and cloud/platform engineering. You’ll be designing, building, and guiding the delivery of modern software solutions using technologies such as Java, Python, C#/.NET and TypeScript , while working closely with engineering teams to ensure solutions are scalable, secure, and maintainable. It’s a strong … help teams work more effectively and deliver greater value. What You'll Be Doing Design, build, and guide the delivery of software solutions using Java, Python, C#/.NET and/or TypeScript Develop cloud-native applications across AWS, Azure, or GCP Provide technical leadership on complex projects and programmes ...

Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge of Fixed … expectations or requirements Experience required Solid understanding of software development fundamentals including data structures, design patterns and object‐orientated programming. Proficiency in core Java demonstrable success in developing multi‐threaded applications and expert level knowledge in data structures, algorithms, collections, and error handling. Spring Framework (and Spring Boot): This ...

development within the project using latest technologies. You will be creating best in class documentation with our client users in mind. Qualifications 5+ years Java development experience Experience with the Spring framework (Spring Boot 1 & 2) for the development of new or existing Microservices SQL databases (Oracle or PostgreSQL) Familiar ...

will shape future-state architecture, promote CI/CD and automated testing, and collaborate on design, planning, and documentation. The role requires strong Java and React experience, plus a track record of delivering complex projects within a regulated financial services environment. You’ll work in Belfast with a global team ...

another regulated, data-heavy domain Experience with MCP server development Experience with time series or analytical databases (kdb+/KDB-X, ClickHouse, Oracle) Python, Java and TypeScript Experience deploying models on-premise or in a locked-down cloud environment Who does well here People who are honest about what they ...

criteria: AWS certifications (Associate and Professional level)Security experienceA keen interest in technologyHave previously been hands onAt least one software development language (Python, NodeJS, Java, .Net etc.)CDK, Typescript, TerraformAn interest in mentoring and developing othersAdditional InformationWhy Version 1? At Version 1, we believe in providing our employees with ...

Citigroup Inc. is seeking a Senior Software Engineer (Java or Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore Gen‐AI concepts ...

providing great business benefit. This role is for a developer position responsible for accomplishing results through hands on development/bug fixes of our Java application. The overall objective of this role is to drive applications development through programming activities. Responsibilities Platform Support & Enhancement: Build and maintain common solutions … meet performance and scalability requirements Comfortable in using AI based coding 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 ...

testing such as Jenkins and/or TeamCity, within a continuous integration environment. Practical knowledge of at least one object-oriented programming language (e.g. Java). A high level of technical awareness and a sound understanding of software architectures. We are passionate about developing people experience in managing others, setting ...

systemic stability and drive informed, data-driven decision-making. Role Overview/What will you do: Develop and implement complex software solutions using Java/J2EE, Spring Boot, and RESTful web services. Design, develop, and maintain robust microservices adhering to architectural best practices. Apply hands‐on expertise in Core Java … culture of excellence, collaboration, and continuous improvement. Key Skills and Experience required: Experience in developing and implementing complex software solutions. Strong knowledge of Java/J2EE, Spring Boot, and RESTful web services (XML, JSON). Proven experience working with Microservices Architecture. Hands‐on experience with Core Java, Multi‐threading, Collections ...

Citi is hiring a Senior Java Developer to join the Risk Data Team. You will architect and implement robust microservices using Java/J2EE, Spring Boot, and RESTful services while optimizing SQL and CI/CD pipelines. You will lead a team of developers, promote clean code, and help advance ...

Role: Java Developer Type: PERM/FTE Location: Belfast, Northern Ireland Working Model: Hybrid Core Responsibilities: Develop: Architect and maintain robust Java-based microservices leveraging Spring and SpringBoot frameworks. Lead: Guide development efforts, mentor junior developers, and ensure code quality, security, and performance. Collaborate: Partner with cross-functional and DevOps … teams to automate deployments and deliver high-quality solutions. Key Skills Required: Mandatory: Java, Spring, SpringBoot, and SpringMVC. Experience: 5-7 years working with Java microservices, cloud platforms, and containerization technologies. Let me know if you are interested and we can have a confidential chat. You can also drop ...

latency market data functionality and work closely with floor traders, production support and other teams to diagnose real-world issues. The role emphasizes Java development, microservices, scripting, and a strong understanding of network protocols. #J-18808-Ljbffr ...