12 of 12 Permanent Java Jobs in Northern Ireland

Senior Product Engineer - AI, Data, Cloud (Innovation Labs)

Hiring Organisation
Serve Legal
Location
Belfast, UK
Employment Type
Full-time
fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ...

Principal Software Engineer

Hiring Organisation
TopTek Talent
Location
Belfast, UK
Employment Type
Full-time
record of continuous experience in a Senior Staff, Principal or Architect capacity. Back-End Mastery: Extensive professional background working with the JVM ecosystem (specifically Java or Kotlin). Modern Web & Orchestration: Ideally you will have proficiency in JavaScript frameworks and experience with workflow engines. Cloud-Native Data: Solid experience architecting ...

Engineering Team Lead (Belfast, NI)

Hiring Organisation
Anson McCade
Location
Belfast Metropolitan Area, United Kingdom
What We’re Looking For 8+ years’ engineering experience; 2+ years in a leadership role Strong AWS, DevOps, and cloud-native experience Proficient in Java and Python Experience with agile delivery and SaaS products Understanding of AI, MLOps, and automation Strong communication and stakeholder skills Comfortable supporting US-based customers ...

Engineering Team Lead

Hiring Organisation
Anson Mccade
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
Looking For 8-10 years' engineering experience; 2+ years in a leadership role Strong AWS, DevOps, and cloud-native experience Proficient in Java and Python Experience with agile delivery and SaaS products Understanding of AI, MLOps, and automation Strong communication and stakeholder skills Comfortable supporting US-based customers Nice ...

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 ...

Software Engineering Team Lead

Hiring Organisation
Anson Mccade
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
Salary
£90,000
including time as an Engineering Team Lead or senior technical lead Strong background in AWS, DevOps, cloud infrastructure and modern software architecture Proficiency in Java and Python Experience leading teams within SaaS, scale-up or high-growth environments Solid understanding of agile delivery and stakeholder management Exposure to AI, automation ...

Senior Full Stack Developer | £80k GBP

Hiring Organisation
Ingenio Global
Location
Belfast, UK
Employment Type
Full-time
Sales, Marketing, and Leadership. What You Need Strong full-stack or backend-leaning engineering experience. Deep capability in a server-side language — PHP preferred (Java or similar fine if you transition quickly). Proven experience building and shipping scalable web apps and APIs. Strong SQL skills (MySQL ideal). Good ...

React Native Developer

Hiring Organisation
Asseticom
Location
Belfast, UK
Employment Type
Full-time
researching to improve your level of expertise. Nice to Have Experience with native mobile development (Swift/Objective-C for iOS, Kotlin/Java for Android). A keen eye for design, accessibility and user experience best practices. Accomplished in web development. Experience with Sentry or similar application monitoring tools. ...

Staff Software Engineer

Hiring Organisation
Ocho
Location
Belfast, Northern Ireland, United Kingdom
Principal/Staff Java Developer – (Cybersecurity) The Opportunity The Ocho Exclusive opportunity for a Staff Java Developer to play a foundational role in a greenfield backend team at a fast-scaling, cloud-first business. This is a key hire into the backend function, with the chance to set the tone … engineering standards, own key parts of the architecture, and mentor incoming talent as the team scales. You’ll bring deep experience in Core Java and cloud systems, and use it to lead by example, from system design through to hands-on coding and mentoring. Key Responsibilities Designing and delivering complex ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Belfast, UK
Employment Type
Full-time
networking data path and kernel-level networking (e.g., XDP, eBPF, dpdk, iptables, nftables) for traffic processing, filtering, and observability. Proficiency in one or more: Java/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance ...

Senior Principal Offensive Security Engineer

Hiring Organisation
Oracle
Location
Belfast, UK
Employment Type
Full-time
code audits to reveal subtle security vulnerabilities Writing new tools such as fuzzers in languages such as C/C++, Python, Ruby, Go or Java, Tearing apart an undocumented file format or network protocol Coming up with novel techniques to solve unique and interesting security problems Review new services, including … skills Intermediate knowledge of Linux OS Internals Advanced knowledge of one programming language and ability to read two high level programming language such as Java Preferred Qualifications Undergraduate or Graduate degree in Electrical Engineering, Computer Science, or another related field or equivalent work experience. Hands-on experience developing services ...

Remote Software Engineer (UK)

Hiring Organisation
Turing
Location
Belfast, UK
Employment Type
Full-time
models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go; evaluating and refining AI-generated code for efficiency, scalability, and reliability; and working with cross-functional teams to enhance enterprise-level … Like? Working on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code to ensure that it is efficient, scalable, and reliable. Collaborate with cross-functional teams to enhance ...