1 to 25 of 91 Java Jobs in County Antrim

someone with solid commercial software engineering experience and a good understanding of modern development practices. You should have experience with several of the 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 ...

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 ...

responsibility. Strong experience with JavaScript or TypeScript and modern front-end frameworks such as React, Angular or Vue. 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 ...

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 ...

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 ...

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 ...

Exposure to headless CMS or commerce tooling - Contentful, Commercetools, Algolia, or similar Experience working within an agency or consultancy environment alongside client engineering teams Java or Python experience alongside Node.js What's on Offer Fully remote role, open to candidates anywhere in the UK Competitive salary commensurate with senior-level ...

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 with data-processing platforms from vendors such as AWS, Azure, GCP, Databricks. Experience of developing substantial components for large ...

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 ...

Competences Essential Extensive experience in QA automation within Agile environments. Strong automation experience using tools such as Selenium, Cypress, Playwright, or TestComplete. Proficiency in Java, JavaScript, or similar programming/scripting languages. Proven ability to design and maintain scalable automation frameworks (Playwright/WebDriverIO preferred). Experience integrating automation within ...

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 ...

Experience within financial services/trading platforms and understanding of financial markets. Knowledge of the FIX protocol and experience managing FIX connectivity. Exposure to Java and/or JavaScript. Deeper expertise in AWS services, including serverless architectures and microservices. Experience with TDD, BDD, or similar engineering practices for defining ...

Senior Java Developer - Build at Scale, Shape What's NextBelfast | Hybrid | Multiple Roles | Highly Competitive Package Why This Role If you're a strong Java engineer who wants to do more than just code, this is your opportunity to work on some of the most complex, high-impact technology programmes … team What We're Looking ForWe're not just looking for experience - we're looking for engineers who want to push Strong background in Java development (Spring Boot essential) Experience building REST APIs and distributed systems Solid understanding of OOP, design patterns, clean architecture Experience working with Docker/Kubernetes ...

organisation as it builds a new engineering capability in Belfast. This is a significant period of growth, with multiple opportunities available for experienced Java Developers across mid-level, senior and technical leadership grades. You will join a collaborative engineering environment, delivering modern software solutions for large, complex projects. The work … technical stakeholders. At the more senior level, provide technical direction, mentor developers and take ownership of delivery. What you need Strong commercial Java development experience. Experience with Spring or Spring Boot. A good understanding of object-oriented development, SOLID principles and common design patterns. Experience designing and developing REST APIs. ...

experience building and running production-grade services. You're still writing code regularly. You're good at itStrong server-side engineering skills: Kotlin or Java (we're using Java 21), building and consuming RESTful APIs. Proficiency with relational and/or NoSQL databases: Couchbase, PostgreSQL or MongoDB.Highly Desirable skillsExperience with … understand requirements and deliver robust backend solutions. AI experience is highly desirable but not mandatoryTools you'll use (depending on role)Server: Kotlin, Java, Spring Boot, ktor, PostgreSQL, MongoDB, Apache Kafka, Docker, Kubernetes, Helm, Tekton, HarnessInfra: OpenShift, Tekton, Harness,Mac or PC - It's up to you. Access to time ...

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 ...

will bring: - Extensive QA automation experience within Agile environments - Strong automation experience using tools such as Selenium, Cypress, Playwright or TestComplete - Proficiency in Java, JavaScript and TypeScript - Proven ability to design and maintain scalable automation frameworks (Playwright/WebDriverIO preferred) - Experience integrating automation within CI/CD pipelines (Jenkins, GitLab ...

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 ...

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

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 ...

approaches. Demonstrated interest in continuously improving cloud security controls through learning, experimentation, and collaboration. Proficiency in one or more modern programming languages (e.g., Python, Java, JavaScript), with the ability to write, review, and maintain production-quality code. Supervisory Responsibilities: This role has supervisory responsibilities and serves as the first level ...

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 ...