Full Stack Java Developer

Northern Ireland Water Limited; Belfast; On-site; GBP 40,000 - GBP 60,000; Full time

Job summary

A global financial technology organisation is seeking a Full-Stack Java Engineer in Belfast. You will design and develop scalable Java-based services and enhance web applications using Angular and TypeScript. This role offers ownership of the full development lifecycle and collaboration with stakeholders in an agile environment. Applicants should have strong experience in Java and modern frameworks and a relevant technical background. This is an opportunity for long-term career progression within a stable enterprise.

Benefits

Long-term career progression

Equality, Diversity, and Inclusion commitment

Qualifications

• Strong commercial experience with Java and modern backend frameworks.
• Experience with Angular and TypeScript.
• Understanding of RESTful APIs and relational databases.

Responsibilities

• Design and develop scalable Java-based services.
• Build and enhance web applications using modern frameworks.
• Collaborate with stakeholders to deliver solutions.

Skills

Java

Angular

TypeScript

RESTful APIs

Problem-solving

Education

Degree in Computer Science, Engineering, Mathematics or equivalent

Job description

MCS Group is delighted to be working with a global financial technology organisation as they expand their engineering team in Belfast with the addition of a Full-Stack Java Engineer

This is an opportunity to join a highly regarded technology function within a large, established financial services environment, building robust, high-performance systems used by clients across international markets. The team operates in an agile, delivery-focused way and values engineers who enjoy solving complex problems and building software that truly matters.

The Role

You’ll join a collaborative development team responsible for designing and building internal tools and client-facing services that support a fast-moving, data-driven trading environment. The role offers genuine ownership across the full development lifecycle, from design through to production support, while working closely with product, trading and support stakeholders.

What You’ll Be Doing

• Designing and developing scalable Java-based services using modern frameworks
• Building and enhancing web applications using Angular and TypeScript
• Working across the full SDLC, including design, development, testing and optimisation
• Collaborating closely with product and business stakeholders to deliver high-quality solutions
• Contributing to agile delivery, technical discussions and continuous improvement
• Supporting production systems and helping resolve complex technical issues when required

What We’re Looking For

• Strong commercial experience with Java and modern backend frameworks (e.g. Spring)
• Front-end experience with Angular and TypeScript
• Solid understanding of RESTful APIs, web technologies and relational databases
• Experience working in a performance-critical or complex systems environment
• Strong problem-solving skills and the ability to work effectively in a team
• A background in Computer Science, Engineering, Mathematics or equivalent experience

Why Apply?

• Work on high-impact, business-critical systems
• Join a well-established engineering team with a strong delivery culture
• Long-term career progression within a stable, global organisation

To speak in absolute confidence about this opportunity, please send an up to date CV via the link provided or contact matthew rainey at [e-mail]

MCS Group is committed to Equality, Diversity, and Inclusion for all, being the first recruitment agency in NI to achieve Bronze Diversity Mark accreditation, if you have a disability which means you require a reasonable adjustment to be considered at any stage of the recruitment process, please contact us and we will endeavour to facilitate the request.