1 to 25 of 40 Permanent Java Jobs in Northern Ireland

Technical Lead

Hiring Organisation
Alexander Associates
Location
Belfast, County Antrim, United Kingdom
Employment Type
Permanent
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 ...

Senior Software Developer

Hiring Organisation
Reed
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum, Inc benefits
escalation point for complex issues. Required Skills & Qualifications: Minimum 5 years’ experience in software development. Proficiency in one or more programming languages (e.g., C#, Java, Python, or JavaScript/Node.js). Experience with relational databases (e.g., SQL Server). Strong knowledge of APIs (REST, SOAP, XML/JSON ...

Technical/Engineering Lead

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
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 ...

Technical/Engineering Lead

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
Belfast, UK
Employment Type
Full-time
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 ...

Senior Backend Engineer(Golang) - PerfectScale by DoiT

Hiring Organisation
DoiT
Location
Belfast, UK
Employment Type
Full-time
unknowns as early as possible Qualifications Excellent communication skills in English, both written and verbal 6+ years of backend development experience (Go/Java/Rust/Python) 3+ years of commercial Golang experience 2+ years of experience with high traffic/high load distributed systems and data pipelines Experience ...

Staff Site Reliability Engineer

Hiring Organisation
CME Group
Location
Finaghy, Belfast, UK
Employment Type
Full-time
bonus Strong knowledge of application architectures, messaging middleware, and network protocols Strong coding capabilities (scripting languages Python, Bash, Ansible, Terraform, etc.); Java a bonus Experience with monitoring and observability tools such as OpenTelemetry, Splunk, Prometheus, Grafana, etc Experience automating CI/CD processes and solutions A growth mindset; eagerness ...

Middle/Senior Java Developer

Hiring Organisation
EPAM Systems
Location
Belfast, UK
Employment Type
Full-time
feature completeness Requirements 4-6 years of experience in software development with minimum of 3 years of hands-on backend development background Proficiency in Java and Spring Boot framework for enterprise applications Understanding of RESTful API design, microservices architecture and cloud-native development Experience with security frameworks, authentication/authorisation ...

Middle/Senior Java Developer

Hiring Organisation
EPAM Systems
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
feature completeness Requirements 4-6 years of experience in software development with minimum of 3 years of hands-on backend development background Proficiency in Java and Spring Boot framework for enterprise applications Understanding of RESTful API design, microservices architecture and cloud-native development Experience with security frameworks, authentication/authorisation ...

Observability Engineer (Custom Data Integration)

Hiring Organisation
Ascendion
Location
Belfast, UK
Employment Type
Full-time
time-series data, including PromQL. Strong knowledge of API design, data modeling, and data pipelines. Expertise in scripting and backend development (e.g., Python, Go, Java). Experience: Proven experience designing and scaling observability stacks for production systems. Hands-on experience with cloud platforms (AWS, Azure). o Experience with containerization ...

Data Engineer - Hybrid

Hiring Organisation
Aspire Personnel Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £100,000 per annum
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 ...

Senior Software Engineer

Hiring Organisation
Elastic Path
Location
Belfast, UK
Employment Type
Full-time
experience do you need to Be Remarkable in this position? Around 5 years of developing large-scale software products, ideally in languages like Go, Java, C#, etc. Understanding of server-side development and a RESTful API layer Experience of the full software development lifecycle Familiarity with the design and best ...

Site Reliability Engineer

Hiring Organisation
iManage
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
rollout strategies. A bachelor's degree (or equivalent experience) in Computer Engineering or related field. Proficiency in one or more programming languages (e.g., Java, Python, Golang). Familiarity with scripting languages (e.g., PowerShell, Bash, Python, Ruby). Don't meet every qualification listed above? Studies show that women and people ...

Technical Lead - Hybrid

Hiring Organisation
Aspire Personnel Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £105,000 per annum
brief in short: Tech Lead/Engineering Lead experience – leading pods of around 3–6 engineers Strong, recent hands-on coding in .NET, Java, or Python (not just oversight) Deep experience in cloud architecture and infrastructure , (AWS or Azure, Terraform, Kubernetes, CI/CD) Proven ability to re-architect ...

Go Engineer

Hiring Organisation
Stockford Recruitment
Location
Belfast, UK
Employment Type
Full-time
closely with senior technical leaders. Candidate Profile 2+ years of backend experience building service-oriented applications. Proficient in Go or a similar language (Python, Java, C#, etc.). Experience with GCP or another cloud provider. Strong understanding of CI/CD pipelines, SQL, containers, and modern Git workflows. Knowledge ...

Staff Software Engineer

Hiring Organisation
SailPoint
Location
Belfast, UK
Employment Type
Full-time
Experience with cloud databases such as Amazon DynamoDB, Aurora or Snowflake Experience with data platform tools such as Apache Flink and Kafka Experience with Java/python CI/CD pipelines – CloudBees/Jenkins SailPoint is an equal opportunity employer and we welcome all qualified candidates to apply to join ...

Full Stack Software Engineer (Java & Angular)

Hiring Organisation
TP ICAP
Location
Finaghy, Belfast, UK
Employment Type
Full-time
issues and related support needs. Keep current with industry trends and incorporates emerging best practices into everyday work. Essential Criteria Experience developing applications with Java and web technologies. Good understanding of HTML, CSS, and JavaScript. Knowledge of the Spring framework. Knowledge of PL SQL (Oracle). Knowledge of Typescript. …/BA degree or higher in Computer Science and/or Engineering, Mathematics, or equivalent experience Expert proficiency with computer technologies including Java, Linux, and OO Design with a focus on performance, re-usability, test automation and flexibility for customizations. Strategic thinking, analytical, problem solving and troubleshooting skills. Ability ...

Full Stack Software Engineer (Java & Angular)

Hiring Organisation
TP ICAP
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
issues and related support needs. Keep current with industry trends and incorporates emerging best practices into everyday work. Essential Criteria Experience developing applications with Java and web technologies. Good understanding of HTML, CSS, and JavaScript. Knowledge of the Spring framework. Knowledge of PL SQL (Oracle). Knowledge of Typescript. …/BA degree or higher in Computer Science and/or Engineering, Mathematics, or equivalent experience Expert proficiency with computer technologies including Java, Linux, and OO Design with a focus on performance, re-usability, test automation and flexibility for customizations. Strategic thinking, analytical, problem solving and troubleshooting skills. Ability ...

Java Engineers

Hiring Organisation
Ocho
Location
Finaghy, Belfast, UK
Employment Type
Full-time
Java Software Engineer – Multiple Roles (Junior to Senior) Want to work with one of Northern Ireland's fastest-growing tech companies? Looking for a team where your input genuinely shapes the architecture and direction of projects? How about working on greenfield builds using the latest Java and cloud technologies every … Role You'll be developing high-quality, scalable Java solutions as part of a small, talented engineering team. From day one, you'll be hands-on — writing clean, testable code, designing APIs, and contributing to technical decisions that make a real impact. This is a collaborative environment where engineers ...

Java Engineers

Hiring Organisation
Ocho
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
Java Software Engineer – Multiple Roles (Junior to Senior) Want to work with one of Northern Ireland's fastest-growing tech companies? Looking for a team where your input genuinely shapes the architecture and direction of projects? How about working on greenfield builds using the latest Java and cloud technologies every … Role You'll be developing high-quality, scalable Java solutions as part of a small, talented engineering team. From day one, you'll be hands-on — writing clean, testable code, designing APIs, and contributing to technical decisions that make a real impact. This is a collaborative environment where engineers ...

Java Engineers

Hiring Organisation
Ocho
Location
Lisburn, Co. Antrim, UK
Employment Type
Full-time
Java Software Engineer – Multiple Roles (Junior to Senior) Want to work with one of Northern Ireland's fastest-growing tech companies? Looking for a team where your input genuinely shapes the architecture and direction of projects? How about working on greenfield builds using the latest Java and cloud technologies every … Role You'll be developing high-quality, scalable Java solutions as part of a small, talented engineering team. From day one, you'll be hands-on — writing clean, testable code, designing APIs, and contributing to technical decisions that make a real impact. This is a collaborative environment where engineers ...

Web Developer (Remote)

Hiring Organisation
Hire Wave
Location
Belfast, UK
Employment Type
Full-time
What We're Looking For Education: Bachelor's degree (or higher) in Computer Science or a related field. Technical Skills: Strong proficiency in Python, Java, JavaScript, or C++. Language Skills: Fluent in Spanish (required) and English (preferred). Writing Skills: Ability to explain programming concepts clearly in Spanish. Experience (Preferred ...

Solutions Architect

Hiring Organisation
AxiaMetrics
Location
Belfast, UK
Employment Type
Full-time
design to BI and analytics tools Familiarity with industry common BI and ETL solutions Hands-on experience in a technical role leveraging SQL, Python, Java and/or Spark to build, operate and maintain data analytics solutions Extensive knowledge of and experience with large-scale database technology (e.g. Snowflake, Netezza ...

Palantir Technical Architect

Hiring Organisation
Anson Mccade
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
technical audiences. • Experience applying design patterns, development standards, and operational readiness practices. • Proven experience designing, building, and productionising distributed, data-intensive applications. • Proficient in Java, Scala, or Python, with comfort across multiple programming paradigms. • Experience deploying contemporary data stores (object, document, key-value, search, RDBMS, graph). • Experience with ...

Technology - Application Development, Full Time Analyst, Belfast, 2026

Hiring Organisation
Citi
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
will need to succeed. While technologies can vary slightly from team to team, some developers will have exposure within the following categories: Microservices Developer: Java, Spring Framework, Pivotal Cloud Foundry iOS: Swift, Xcode, MVC Architecture Android: Java, Android Studio, JavaScript, CSS, AJAX, Java Web Services Generative AI tools: Github … Pilot for code generation, for automated code reviews, etc. Web: Angular (latest version), Eclipse, Java, JSP, TypeScript, HTML, JavaScript, CSS, AJAX While other developers will be exposed to the following: Data Analytics tools such as Splunk, Tableau, and Adobe Analytics to track adoption of customer journeys and derive business value ...

Technology - Application Development, Full Time Analyst, Belfast, 2026

Hiring Organisation
Citi
Location
Lisburn, Co. Antrim, UK
Employment Type
Full-time
will need to succeed. While technologies can vary slightly from team to team, some developers will have exposure within the following categories: Microservices Developer: Java, Spring Framework, Pivotal Cloud Foundry iOS: Swift, Xcode, MVC Architecture Android: Java, Android Studio, JavaScript, CSS, AJAX, Java Web Services Generative AI tools: Github … Pilot for code generation, for automated code reviews, etc. Web: Angular (latest version), Eclipse, Java, JSP, TypeScript, HTML, JavaScript, CSS, AJAX While other developers will be exposed to the following: Data Analytics tools such as Splunk, Tableau, and Adobe Analytics to track adoption of customer journeys and derive business value ...