26 to 50 of 141 Java Jobs in Northern Ireland

MS in Computer Science, Engineering or related technology field. 2-4 years of experience in software testing or development Proven experience in at least one modern language (Golang OR Java). Experience using and/or designing with RESTful APIs/gRPC Experience with Google Cloud Platform/Amazon Web Services is required. Skilled at creating comprehensive test plans with More ❯

Apex Fintech Solutions (AFS) powers innovation and the future of digital wealth management by processing millions of transactions daily, to simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech solutions enables us to support More ❯

Trade Dissemination product team in Belfast where they will have an opportunity to innovate and lead both the migration and the development of our suite of enterprise applications using Java, cloud and automation technologies. With the Google Cloud migration along with DevOps and automation as driving forces to maximize customer value, we are looking for an engineer who is excited … by the opportunity to hone these kinds of skills to complement their core Java skills. In this role you can expect to work with technologies such Google Cloud Platform, Argo workflows, Kubernetes, Docker and Jenkins to name but a few. Internal mobility and flexibility are a key part to our agile approach to technology delivery. The successful candidate will play … solutions to application and cloud challenges. Essential Criteria Bachelor's degree (with honors) or equivalent/better strongly preferred, but substantial relevant experience could substitute Strong knowledge of core Java skills, with demonstrable experience A strategic mentality, able to propose and articulate solutions to complex technical challenges whilst maintaining a balance against over engineering A critical thinker, with good analysis More ❯

databases, data warehousing, big data platforms (e.g., Hadoop, Spark), data streaming (e.g., Kafka), and cloud services (e.g., AWS, GCP, Azure). Ideally some programming skills in languages like Python, Java, or Scala, with experience in automation and scripting. Experience with containerization and orchestration tools like Docker and Kubernetes is a plus. Experience with data governance, data security, and compliance best … cloud adoption Create CI/CD pipelines using Jenkins, Bitbucket/Git Create monitoring dashboards and metrics using Splunk, Prometheus, Grafana Write unit tests in Go/Python/Java Work on a globally distributed team CME Group: Where Futures Are Made CME Group (www.cmegroup.com) is the world's leading derivatives marketplace. But who we are goes deeper than that. More ❯

application link. VANRATH is acting as an employment agency on behalf of our client. All applications will be treated with the strictest confidentiality. Skills: senior engineer software engineer backend java .net More ❯

collaboration Manage multiple workstreams, ensuring technical alignment and timely delivery Communicate progress, risks, and solutions clearly with cross-functional teams and leadership Required Skills & Experience: Extensive experience with Core Java, JEE technologies, and modern web frameworks Proven track record in designing and deploying REST/SOAP APIs using JSON and XML Hands-on experience with Kafka (setup, maintenance, stream processing More ❯

configuration management and automation tools (e.g., Puppet, Ansible, Chef, CloudFormation, SaltStack, Terraform). Strong Linux system administration experience. Strong programming experience in at least one language (.Net, C#, node, java, go, c/C++, ruby). Experience with logging and monitoring tools such as ELK, DataDog or NewRelic, LogEntries, SumoLogic, etc. BENEFITS: Competitive Base Salary Employee Performance Related Bonus Clear More ❯

IoT applications. Knowledge of DevOps practices, CI/CD pipelines, and containerization (Docker, Kubernetes). Familiarity with monitoring tools (Splunk, Grafana, Prometheus, etc.). Background in C++, Python, or Java for integration with KDB+. Location & Workplace Type: This position takes on a Hybrid working model based in Belfast, NI. Why Choose KX? Data Driven: We lead with instinct and follow More ❯

environments and automated test packs. Continuously improve the test automation framework and processes. Contribute to improving team processes and methodologies and following best practices. Essential Criteria Competent in Python, Java or alternative object-oriented language(s). Competent working in a Linux command line driven environment. Experience of writing and refactoring both manual and automated tests that touch multiple applications More ❯

faults and remedy under time pressure. Additional beneficial skills or experience: Experience with stream processing (Kafka, Flink). Experience with dbt, Snowflake, Airflow. Experience with other programming languages Python, Java, Scala, F#. Kubernetes/OpenShift/Docker, helm templates. PERKS & BENEFITS Annual Discretionary Bonuses. Annual Training Allowance. Pension Scheme. Charity Donation Matching. Complimentary breakfast and lunch. Health and Life Insurance. More ❯

on cloud platforms, preferablyMicrosoft Azure. Collaborate with cross-functional teams to deliver high-quality, AI-powered software solutions. Essential Skills 4 + years of full-stack development experience with Java Spring Boot and Python. Proven experience with Generative AI frameworks (e.g., OpenAI, Hugging Face, LangChain )and APIs. Strong understanding of CI/CD pipelines, DevOps practices, and infrastructure as code. More ❯

distributed delivery models We'd be thrilled if you also have experience with, and are keen to grow your skills in, some of these other areas: Programming Languages - Kotlin, Java Analytics engines, especially ElasticSearch KeyCloak ETL tools Performance engineering principles and tools CI/CD and DevOps tooling Open Telemetry and related observability tools and techniques, especially Grafana and Prometheus More ❯

Experience of financial/trading platforms and knowledge of financial markets Knowledge of FIX protocol and ability to handle FIX interactions In-depth knowledge of AWS services Experience with Java, JavaScript or React Experience with serverless architecture and microservices Experience with TDD, BDD or similar approaches Band & Level - Manager, 7 Company Statement We know that the best innovation happens when More ❯

MCS Group is proud to be working with an innovative, rapidly scaling technology organisation whose products are used globally across many industries in their search for a Principal Java Developer. The Principal Java Engineer will join an existing, scaling software engineering team to take on responsibility for the a specific function of their core software platform - in a fast-paced … role which will encompass development, architecture and the mentoring and coaching of junior software engineers This is a fantastic opportunity for an experienced Principal Java Engineer to join a small, yet hugely successful team headed up an incredibly passionate Head of Engineering. You'll get the chance to work on a brilliant product and avail of great (fast-tracked) career … in the last 18 months to scale significantly in 2025 and beyond. The Role: The Principal Engineer will lead the design and architecture of complex, high-scale applications using Java and AWS . Yiu'll set engineering best practices and drive adoption of cloud-native solutions. You'll collaborate with cross-functional teams (interfacing with product and work closely with More ❯

p.m. Excludes public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail): ü Experience Level: The candidate must have more than 7 years of relevant Java/JEE Development experience at a senior level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must be fluent … in both spoken and written English. The following non-exhaustive list of Key Deliverables are applicable to this Role: Expert in Java development, with experience using industry-standard frameworks, e.g. Quarkus/Spring Boot. Microservice and API development (RESTful, experience of REST design and implementation). understanding of API security protocols Knowledge of Kubernetes, API managers and WebLogic. Experience with … enterprise applications within given scope and timeframes requirements. The following Experience/Competencies/Skillsets are applicable to this Role. Responsibility for building high-performing, scalable, enterprise-grade applications. Java application development while providing expertise in the full software development lifecycle, from concept and design to testing. HTML, XML, CSS or equivalent. Toolset/Other Experience o OpenShift and Docker More ❯

Java Developer Equity Finance Technology - VP (BELFAST) The Equity Finance Technology team are seeking a software engineer for the Trading technology team Belfast. This role requires strong expertise in Java and the ability to work with traders in building business added value through agile delivery. Responsibilities: Resolve variety of high impact problems/projects through in-depth evaluation of complex … of Applications Development Ability to adjust priorities quickly as circumstances dictate Demonstrated leadership and project management skills Consistently demonstrates clear and concise written and verbal communication Essential Skills: Strong Java Core & Enterprise JMS, TIBCO, Kafka Oracle RDBMS Unix and scripting skills (Bash/PERL) Experience in performing QA Git or equivalent JUnit Desirable: Equity Finance IT experience in Securities Lending More ❯

Our people love the exciting and meaningful work they do, the cutting-edge resources and technology they have access to, the benefits we offer and the great community we’ve built. Want to join them? MAIN PURPOSE OF THE ROLE More ❯

infrastructure security, including access controls, encryption, and vulnerability assessments, focusing on engineering security solutions. Collaborate on CI/CD (TeamCity) pipelines to automate software deployment, including the build platform (Java, Gradle Enterprise) and QA/Testing tooling to drive DevEx up and CFR to zero, emphasizing engineering and self-service automation. Define and maintain cloud engineering best practices and standards … environment. Excellent experience in Infrastructure-As-Code (IaC) best practices (Terraform). Experience in software development in general, with skills in a high-level language (e.g., Python, JavaScript, TypeScript, Java) and familiarity with modern development practices Understanding of Cloud Observability, Monitoring, and Tracing tools (Datadog, CloudWatch, Jaeger, ELK) and how best to leverage to support effective MTTR and mitigate high More ❯

years industry experience, preferably in finance or trading. Experience with JIRA, Zephyr, UI Automation tools (Test Complete, Selenium, Cypress, Playwright). Proficiency in programming or scripting languages such as Java, JavaScript, or similar. Ability to analyze and identify automation opportunities using development and scripting skills. Experience developing end-to-end automated tests. Knowledge of designing Acceptance Test Criteria and maintaining … financial/trading platforms and markets. Knowledge of financial markets and Equity products. Relevant testing certifications like ISTQB, Agile Testing courses. Knowledge of FIX protocol and interactions. Understanding of Java and JavaScript. Experience with AWS services, serverless architecture, and microservices. Experience with TDD, BDD methodologies. Band & Level – Manager, 6 Not The Perfect Fit? We encourage candidates who may not meet More ❯

entire lifecycle of various short-life projects, from initial design and development to deployment, monitoring and maintenance in a production environment Performing reliability and performance analysis on Golang/Java based applications Contributing to technical and architectural designs, performing capacity planning, defining SLOs and working with other teams to implement Conducting design and code reviews as part of a wider … Science in Computer Science/Software Engineering or related field 1+ years of experience with Backend Engineering in a high-level programming language (e.g. ideally Golang and/or Java) Experience with cloud platforms and products (e.g. AWS, GCP and Azure) Experience with continuous integration and deployment (CI/CD) Experience with microservices based architecture More ❯

and ensure production stability Communicate effectively with senior leadership on technical strategy and risks Play an active role in hiring, mentoring, and upskilling engineering talent Technical Environment Languages: C#, Java, JavaScript/TypeScript (React), C++ Architecture: Event-driven, Microservices, Micro Frontends DevOps: GitLab, TeamCity, CI/CD pipelines Cloud: AWS (hybrid infrastructure) Tools: Git, automated testing frameworks, GraphQL (desirable) Methodologies More ❯

and services Skills & Experience Required Proven experience in a Data Engineering or Software Engineering role with a strong data focus Proficient in at least one programming language (e.g. Python, Java, Go) Cloud experience (preferably Azure, though AWS or GCP also valuable) Solid grasp of SQL and experience handling large data sets Familiarity with ETL tools such as Fivetran and Azure More ❯

on the estimated effort and 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 data processing solutions and deploying More ❯

Pack? Minimum 4+ years’ experience in a Data Engineering role , or Software Engineering role with a focus on data. Hands-on skills with a programming language such as Python, Java, Go, etc. Public cloud experience (Azure, AWS or GCP) W riting complex SQL Queries ETL tools ( Fivetran , Azure Data Factory) or writing custom data extraction applications , Data Modeling, Data Warehousing More ❯

documentation of systems Desired Background and experience of financial/trading platforms and knowledge of financial markets Knowledge of FIX protocol and ability to handle FIX interactions. Understanding of Java and JavaScript. In-depth knowledge of AWS services. Experience with serverless architecture and microservices. Experience with TDD, BDD or similar approaches to specifying requirements and design. Band & Level – Manager More ❯