1 to 25 of 33 Java Jobs in Belfast

Principal Java Engineer Up to £120,000 Candidates must be based in Belfast All applications not based in Belfast will be disregarded Do you enjoy shaping the technical direction of complex, large-scale systems - and doing it with modern Java at the highest level? My client is looking … Principal Java Engineer to take a lead role in defining architecture, driving engineering standards and delivering systems that matter. This isn't a heads-down coding role - it's for someone who can operate at the intersection of deep technical expertise and strategic thinking, and who wants to leave ...

quality, testing, reliability, and developer experience. Required Experience & Skills Engineering Lead or Software Engineering Manager experience delivering large‐scale systems. Proficiency in Python, Java, TypeScript/JavaScript, or Go. Experience deploying LLM/GenAI systems to production with a focus on evaluation, safety, monitoring. Strong background in distributed systems, microservices ...

processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with ...

processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with ...

Our Ways of Working Principles: We believe that most of us do our best work when we work together, but we know that everyone works in different ways, and quite frankly, has other commitments and ...

modern software engineering practices What you will need? Proven experience leading software engineering teams Strong cloud experience Hands-on development background in Java, .NET or JavaScript/TypeScript Experience with CI/CD, Infrastructure as Code and modern engineering practices Strong stakeholder management and communication skills Previous consultancy or client ...

driven architectures Hands-on experience with Azure or AWS and container platforms such as Kubernetes Tech Stack C# and .NET, legacy and modern frameworks Java and Python for architectural experimentation and prototyping Docker, Kubernetes, and CI/CD pipelines SQL Server, PostgreSQL, and performance optimisation Leadership Experience leading multiple engineering ...

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 ...

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 ...

require strong technical ownership, autonomy, and adaptability. While the initial project will involve TypeScript-focused development, the company is open to engineers from strong Java or Python backgrounds who are comfortable learning new technologies and working across a modern engineering stack. This role would particularly suit someone who enjoys solving … bring Strong commercial software engineering experience in large-scale production or enterprise environments High proficiency in at least one core backend language such as Java or Python Experience building scalable backend systems, APIs, and modern applications Exposure to TypeScript/Node.js or a strong willingness to work with and learn ...

stack We'd like to speak with people who have: Commercial software engineering experience delivering production applications Experience with technologies such as TypeScript, Python, Java, C#, .NET or similar Exposure to cloud environments (AWS/Azure), CI/CD, testing and modern engineering practices Hands-on experience using AI coding ...

client is seeking a Full Stack Developer (Java/Python/Go) to join a leading global Tier 1 financial institution undergoing a major transformation of its technology landscape. You will support with evolving an application and data hosting system into an integrated, hybrid multi-cloud ecosystem, leveraging … Google Cloud. In this role, you will design, build, and operate resilient, scalable, and secure applications and services. Role : Full Stack Developer (Java/Python/Go) Day rate : £390 - 425 per day (inside IR35) Pay framework : Umbrella Company Start date : ASAP Contract duration : 12 months initially (with scope ...

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 ...

Proven, hands-on experience with infrastructure as code in production (Terraform, Terragrunt, CloudFormation, CDK, ARM-BICEP or similar) Some programming experience, with Golang or Java preferred Scripting skills with Python, Bash or Csh A curious mindset and willingness to dive deep when required A strong sense of ownership and accountability ...

features, tools, and industry trends to continually improve integration strategies. Skills & Experience Proven experience as a MuleSoft Developer with hands-on development in MuleSoft, Java, and Salesforce. Strong MuleSoft Anypoint Platform experience, including designing APIs, creating Mule flows, and managing MuleSoft runtime environments. Familiarity with REST/SOAP APIs, JSON ...

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 ...

maintain secure, quality, and innovative software at scale. As founders of Nexus Repository and stewards of Maven Central, the world’s largest repository of Java open-source software, we are software pioneers and our open source expertise is unmatched. We empower innovation with an unparalleled commitment to build faster, safer ...

Java Developer At a Glance Java developer role open to junior through to mid-level candidates Core stack: Java, with exposure to modern frameworks and tooling Belfast-based hybrid working £35,000 to £45,000 Exclusive to Ocho People - this role will not be advertised elsewhere About the Company … team where developers at all levels are given the space to learn, contribute, and grow. The Role This is a great opportunity for a Java Developer looking to build on their commercial experience within a supportive, well-structured engineering team. You will work on real, live systems from ...

bring Strong commercial software engineering experience in large-scale production or enterprise environments High proficiency in at least one core backend language such as Java or Python Experience building scalable backend systems, APIs, and modern applications Exposure to TypeScript/Node.js or a strong willingness to work with and learn … first-class service to all our customers and have an independent review rating of 4.9 stars on Google. Skills: typescript node SQL Python Java GCP JBLE1 ...

software developer to design, develop, and maintain critical software on a scalable platform. The ideal candidate will have 7-11 years of experience in Java and Golang, along with a solid foundation in data structures and algorithms. This role offers a competitive salary range of $150,000 – $226,000 along ...

Required Experience Need Hands on experience with Java/Golang is must Hands-on engineerdelivering distributed, cloud-native systems Deep expertise inKubernetes, especiallystateful applications Strong hands-on experience withAWS (EKS, EBS, IAM, VPC) Solid background inGo orJava servicesand service modernization Experience withKafka or similar distributed/streaming platforms Solid background ...

base code and drive improvement. Work alongside Site Reliability Engineers and cross‐functional teams to diagnose/troubleshoot any production performance related issues. Use Java, Golang, and Python. Build systems on Docker, Kubernetes, MongoDB, ELK, TimescaleDB, GCP Stackdriver, GCS, Cloud Composer, and AI Platform. About You Desire to build products … that solve complex technical problems for end users. 7‐11 years experience developing highly scalable distributed applications, products, and services in Java and Golang. Design and develop REST, gRPC, and GraphQL APIs. Working knowledge of SQL and No‐SQL database technologies. Solid foundation in data structures, algorithms, and software design ...

full stack or backend engineering (TypeScript preferred) Strong experience with React, TypeScript, REST/GraphQL APIs Solid backend development experience (Node.js/C#/Java) Experience with AWS (Lambda, API Gateway, AppSync, Fargate) Microservices, event-driven architecture & messaging systems Strong database experience (SQL & NoSQL) CI/CD, testing, and Agile … about providing a first-class service to all our customers and have an independent review rating of 4.9 stars on Google. Skills: Typescript c# java html react developer JBLE1 ...

Full-time At a Glance Role: Backend Software Engineer Location: Belfast - Hybrid (3 days in office) Employment Type: Full-time Stack Highlights: Go or Java | AWS/GCP/Azure | Microservices | CI/CD Environment: Product-driven, cloud-native engineering team Who You'll Work For Our client … Looking For Essential Degree in a relevant technical discipline Solid commercial experience in backend software engineering Strong programming skills in Go or Java Hands-on experience with cloud platforms (AWS, GCP or Azure) Knowledge of distributed systems, databases and messaging systems Experience working with CI/CD pipelines and microservices ...

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in small, autonomous teams focused … outcomes over process. What you'll be doing: Designing and developing backend services, REST APIs and asynchronous messaging systems on a Java and Spring platform Working across a large, long-lived payments codebase - balancing new feature delivery with ongoing modernisation Collaborating closely with a cross-functional team through the full ...