18 of 18 Permanent Java Jobs in Northern Ireland

for someone who thrives on tackling complex challenges, developing people, and crafting scalable, cloud native systems across a range of modern technologies. Our Technology Landscape Languages:JavaScript/TypeScript, Java, C# Frameworks:React, Angular, Vue, Node.js, Next.js, Spring Boot, .NET Cloud Providers:AWS, Azure, GCP CI/CD Tools:GitHub Actions, Jenkins, Azure DevOps Infrastructure as Code:Terraform, Cloud Formation More ❯

for using the right tech for the right task, you can expect to work with the following technologies to ensure scalable, high-performance applications: Programming Languages: JavaScript/TypeScript, Java, C# Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Cloud platforms: AWS, GCP, Azure CI/CD:Jenkins, GitHub Actions, Azure More ❯

for using the right tech for the right task, you can expect to work with the following technologies to ensure scalable, high-performance applications: Programming Languages: JavaScript/TypeScript, Java, C# Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Cloud platforms: AWS, GCP, Azure CI/CD:Jenkins, GitHub Actions, Azure More ❯

Synechron is looking for a Senior Java Microservices Developer to design, develop and maintain scalable, event-driven microservices using Java 17+ and Spring Boot. You will work with a modern tech stack, including Kafka, Docker, Kubernetes, and cloud-native tools, to deliver high-quality solutions that support a dynamic enterprise environment. Key Responsibilities Design, develop, and deploy Java 17+ microservices … a containerised environment leveraging Load Balancers and other cloud infrastructure components Participate in continuous improvement initiatives, including code reviews, system tuning, and automation Required Skills & Experience Proven experience with Java 17+ and Spring Boot Microservices Strong knowledge of event-driven architecture with Kafka Hands-on experience with relational databases (DB2, Oracle) and NoSQL databases (MongoDB, Reactor.js, Typescript) Familiarity with Docker More ❯

Supporting activities during the project discovery phase. Required experience and skills: Hands on software engineering skills using various platforms and tools. JavaScript/Typescript experience. Any experience in C#, Java or Python will be beneficial. Experience with both Front End frameworks (React, Vue, or Angular) and Server Side JavaScript/TypeScript (Node.js/Next.js) will be advantageous. DevOps and CI More ❯

reproduce, and remediate bug tickets Perform other duties required by Management Essential Criteria BSc or MSc in Computer Science/related qualification OR commercial experience of developing in C#, Java or other OO programming languages Minimum 7+ years of hands on experience programming on the .NET platform using C#, including ASP.NET (MVC) Expertise with Design Patterns, refactoring, OO Design and More ❯

testing frameworks, pipelines, and CI/CD integration What we’re looking for: Experience in QA or software engineering with a focus on test automation Proficiency in JavaScript, Python, Java, C# , or Go Hands-on experience with Cypress , Playwright , or Postman/Newman Exposure to CI/CD tools and agile delivery environments A self-driven mindset with curiosity for More ❯

product, engineering, and AI teams to shape quality from day one. Key Skills Experience in software testing or software engineering with a QA focus Programming/scripting skills ( JavaScript, Java, C#, Python, Go ) Hands-on test automation experience Familiarity with CI/CD and modern agile practices Self-driven, curious, and eager to grow within test automation Nice to Have More ❯

built in any modern framework, whether that's Node with tools like Express or NestJS, or one of the many MVC flavours of frameworks in .NET/Rails/Java, etc. Working on modern webapps, built with tools like React or Angular. NoSQL experience with services like DynamoDB, or MongoDB. Database design with query and performance optimisation. End to end More ❯

love to hear from you. Experience working with data: wrangling, cleaning, and transforming datasets for analysis. Familiarity with tools such as Alteryx, DataRobot, SAS, Databricks, SPSS, R, Python, Scala, Java, or Spark. Exposure to data visualisation platforms like Tableau or Power BI. Understanding of machine learning concepts and algorithms (e.g. classification, clustering, regression). Interest in or experience with Natural More ❯

North and South Benefits package Career progression and skill up opportunities Plus more What do I need? Ability to write clean reusable code for mobile development in languages like Java or JavaScript, Kotlin etc Experience working on applications for deployment on Google Play/Android Store Fronts Have an interest or some knowledge of Kotlin Experience testing and releasing new More ❯

Enhancing CI/CD pipelines and automating delivery to production Using AI-assisted tools to boost productivity and innovation Participating in code reviews and mentoring other engineers Tech environment: Java, Spring Boot, React, Python, Kubernetes, Terraform, Jenkins, AWS, SQL About you: experience in software development (SaaS or cloud environments) Strong skills in Java and modern JavaScript frameworks (React/TypeScript More ❯

software solutions for both internal and external stakeholders across global financial and commodities markets. This is an ideal position for an experienced engineer with strong proficiency in C# or Java, a passion for quality and testing, and a desire to be part of a modern, forward-thinking development culture. The Opportunity As a Senior Engineer, you will join a high … risks and blockers early to minimise delivery delays. Essential Skills & Experience: Degree in Computer Science or relevant industry experience. Proven software development experience with C# .NET and/or Java . Solid understanding of secure coding practices and API architecture . Strong focus on software testing and quality assurance . Experience with git-based source control and CI/CD More ❯

Ireland - United Kingdom Type: Permanent Technical Lead - Belfast Belfast | Hybrid Up to £95,000 Join a dynamic digital consultancy as a Technical Lead in Belfast . Bring your JavaScript, Java, C#, or .NET expertise to projects that combine hands-on coding with client-facing consulting . Perks of the role: Lead and mentor high-performing teams Hybrid working flexibility Salary More ❯

improve existing functionality, and play a part in defining mobile standards and best practices within the team. Tech stack & requirements Solid commercial experience developing Android apps using Kotlin and Java Strong understanding of RESTful Web Services and API integration Skilled in Google Play deployment , release management, and version control (Git) Knowledge of Android SDK , Material Design , and mobile UI/ More ❯

Java Engineer 35, 39 Queen St, Belfast BT1 6EA Antrim, BT1 4JR, United Kingdom, Belfast, Full-time Company Description We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients More ❯

team shaping the future of digital agriculture by developing cutting-edge digital solutions that make a real difference to customers. We are looking for full-stack engineers coming from Java/Angular background where you will: Develop & Improve Features - Design and build solutions that make a real impact for users. Take Ownership - Drive the full development lifecycle, delivering clean, maintainable … Strong focus on quality, reproducibility, and delivering reliable, maintainable solutions. Collaborative mindset with excellent problem-solving skills. Good communication skills in English, both written and spoken. Technology Stack Backend: Java, Spring Framework, PostgreSQL Frontend: TypeScript, Angular DevOps & Tools: Docker, Azure DevOps, Git, Jenkins, SonarQube You’ll be joining at an exciting time, with an ambitious roadmap and plenty of innovation More ❯

grown success story, recognised in the Deloitte Fast 50 and multiple industry awards for product innovation and customer support. Key Responsibilities Develop and maintain Android applications using Kotlin and Java Deploy applications to Google Play and support release processes Integrate RESTful web services and APIs Collaborate with product, QA and design teams to enhance user experience Participate in testing, troubleshooting … and optimisation of mobile and web applications Qualifications and Skills Approx. 4+ years’ commercial Android development experience Strong knowledge of Kotlin , Java , RESTful APIs , JSON Proven experience with Google Play deployment Experience with Android/web app testing frameworks Strong problem-solving mindset and clean coding practices Interested? Apply now or get in touch for a confidential chat. More ❯