1 to 25 of 66 Java Jobs in Northern Ireland

implement intelligent automation, anomaly detection, or data classification solutions within the regulatory reporting pipelines. Hands-On Development: Write clean, robust, and testable code using Java and Spring Boot, setting a high standard of engineering quality for the team. Component Design: Design scalable application components, microservices, and data integration layers … Experience: Significant experience of hands-on software engineering experience in enterprise-scale environments, with a proven track record of delivering robust, high-performance applications. Java/J2EE Expertise: Deep, authoritative knowledge of the J2EE platform and Core Java (Java 8 and above), including advanced concepts such as multi-threading, concurrency ...

Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate ...

features, while contributing to the technical growth of the team. Essential Experience: Solid experience in software development, with proficiency in languages such as Python, Java, or C++, writing clean, efficient, and maintainable code for production grade AI solutions. Hands-on experience deploying AI/ML models to production environments, with ...

engineering excellence. Skills and attributes for success Strong professional full-stack development experience, with increasing levels of responsibility. Strong backend development experience using Node.js, Java, Python, .NET or similar technologies. Proven ability to design and build scalable APIs and distributed systems. Solid experience with relational databases such as PostgreSQL ...

Experience: Typically 2+ years of relevant industry experience Foundational experience in software development, with working knowledge of Python (or a similar language such as Java or C++), and a willingness to develop clean, maintainable code under guidance. Some exposure to deploying or supporting AI/ML models — through academic projects ...

optimizing performance, and maintaining the reliability of AI-driven features. Essential Experience: Extensive experience in software development, with proficiency in languages such as Python, Java, or C++. Emphasis on writing clean, efficient, and maintainable code for production-grade AI solutions. Proven experience in deploying AI/ML models to production ...

experience in production environments (or equivalent demonstrated through academic projects, internships, or shipped personal projects) Proficiency in at least one primary backend language: Python, Java, or TypeScript Demonstrated hands-on experience using AI tools actively in day-to-day engineering work — with practical examples of how AI was used ...

technical implications of user stories and user journeys. Coaching and mentoring team members. M INIMUM ( ESSENTIAL ) REQUIREMENTS : Strong software development experience in one of Java, Scala, or Python Software development experience withdata-processing platforms from vendors such as AWS, Azure, GCP, Databricks. Experience of developing substantial components for large-scale ...

mentor junior SRE colleagues. What We're Looking ForEngineering & Scripting Discipline: Programming and scripting skills in high-level languages such as Python, Go, Java, or Bash to construct production-grade tooling. Cloud Native & Systems Fundamentals: Proficiency with Linux-based systems, distributed systems, containerization (Kubernetes/GKE), and public cloud platforms ...

mentor junior SRE colleagues. What We're Looking For Engineering & Scripting Discipline: Programming and scripting skills in high-level languages such as Python, Go, Java, or Bash to construct production-grade tooling. Cloud Native & Systems Fundamentals: Proficiency with Linux-based systems, distributed systems, containerization (Kubernetes/GKE), and public cloud ...

Citibank (Switzerland) AG in Belfast is seeking a Senior Software Engineer (Java or Python) to co-create and evolve financial software platforms. You will work on full-stack development, applying Spring Boot/Spring Core, Flask/FastAPI, and modern JavaScript frameworks to deliver scalable cloud-native applications. You will ...

technologies such as Docker or Kubernetes, and experience deploying or operating on cloud platforms. Expertise in at least one major programming language such as Java or Python, combined with extensive practical experience using testing frameworks and tools such as JUnit, TestNG, Selenium, Playwright, Cucumber, or Postman. Experience building and maintaining ...

Oversee production support processes, collaborating with operations and business stakeholders. Analyze issue patterns to drive improvements. Guide documentation efforts. Key Skills and Experience required Java & Test-Driven Development are essential. React Front End Development Extensive experience system analysis and in programming of software applications Experience in managing and implementing successful ...

Solid understanding of CI/CD pipelines, ideally with a background in software engineering, product management or data analytics. Strong proficiency in Python or Java, SQL, and data pipeline frameworks (e.g., Airflow, dbt, Spark), with solid experience with the AWS ecosystem. Excellent problem-solving skills and ability to work ...

Citi is recruiting a Senior Software Engineer (Java or Python) to help shape tech for global finance. You will work on full‐stack development, leveraging Spring Boot, Flask/FastAPI, and modern JS frameworks. Expect cloud-native design, Gen‐AI concepts, and involvement across architecture, infrastructure, and AI integration. Hybrid ...

with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented programming backgrounds, with experience designing, operating and improving distributed systems. This permanent Grade 7 role can be based ...

with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented programming backgrounds, with experience designing, operating and improving distributed systems. This permanent Grade 7 role can be based ...

related field, or previous commercial experience 4+ years of industry experience in software engineering or application development Significant experience in a microservice driven Java role, with n-tier, database and client server design and development Strong understanding of AWS and experience building and deploying large scale, high traffic software solutions ...

Warehouse, and building Semantic Models. Strong SQL and data modeling skills. Experience building and optimizing ETL/ELT pipelines. Desirable Skills Strong proficiency in Java and experience building distributed applications and services. Experience with Kafka or similar event-streaming platforms. Understanding of Data Governance, Data Quality, Security, and Privacy controls. ...

Job ID: 97625839872Posted: 2026-08-21Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiCiti is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more ...

foster them, it's deeply embedded within our DNA. Invest in us and we'll invest in you!. Job DescriptionWe are seeking a Java Engineer to join our UK Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and you will have the opportunity to develop your career … technical skills. You will be working for one of our high-profile trading clients within the financial services domain, contributing hands-on to a Java-based development team supporting a high-volume message processing environment. The team is heavily Java-focused, operating within a client ecosystem that relies extensively ...

Instil Software Ltd is seeking experienced Senior Software Engineers to design, build, and operate scalable cloud-native solutions using Java, Python, C#/.NET and TypeScript. You’ll influence architecture, drive API design, and guide production deployments across AWS, Azure, or GCP. You’ll work with cross-functional teams, adopt ...

## Senior Software Engineer (Java Or Python) - VPApplylocations: Belfast United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26969354**Senior Software Engineer (Java Or Python)**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every … reporting control issues with transparency.**Key Skills and Experience required****Additional Job Description*** Experience in full‐stack application development with strong expertise in **Java or Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend experience with **modern JavaScript frameworks** (React ...

Citi is seeking a lead developer to drive business book of work delivery with a focus on future state architecture. You will champion CI/CD, automated testing, and quality improvements across the SDLC, collaborating ...

Senior Software Engineer (Java Or Python) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From … reporting control issues with transparency. Key Skills and Experience required Additional Job Description Experience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript frameworks (React ...