performance engineer jobs in Northern Ireland

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Process Performance Engineer

Airbus
Belfast

You will join the Manufacturing Engineering team for A220 Wing production, work with a busy and collaborative team. The Process Performance Engineer (PPE) responsibility is to define the best industrial sequence of work to be operated on the shop floor, optimising overall aircraft production.

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8 minutes ago

Senior Performance Engineer

e-STORAGE
Belfast

Senior Performance Engineer - UK Ready to Make a Real Impact? Join e-STORAGE! Who We Are Welcome to e-STORAGE, a proud member of the Canadian Solar Inc. (NASDAQ: CSIQ) family! We’re leading the way in designing, building, and integrating advanced battery energy storage systems for utility-scale projects. Our mission? To accelerate the world’s renewable energy transition and create a more...

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2 days ago

Performance Optimization Engineer

Belfast

You will be tasked with complex technical troubleshooting, diagnosing root causes of failures, and developing sustainable maintenance protocols. Proficiency in data analysis tools and scripting languages is essential, alongside a proactive approach to continuous process improvement and long-term system health planning.

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a day ago

Senior Java Engineer – High-Performance Microservices

Citi
Belfast

A leading global bank in Belfast is seeking a Senior Software Engineer (Java) to design and develop complex systems. The ideal candidate will have over 5 years of experience in Java and a solid understanding of microservices architecture. This role offers a competitive package including 27 days of annual leave, a performance-related bonus, and private medical care. Join a diverse team in a...

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2 days ago
Hybrid

Senior Java Engineer - Hybrid, High-Performance Fixed Income Systems

Citigroup
Belfast

A leading global bank in Belfast is seeking a Senior Software Engineer (Java) to design and develop high-performance, distributed systems for Fixed Income trade processing. The ideal candidate will have over 5 years of experience in Java development and a solid understanding of multi-threaded applications and modern development practices. Employees will benefit from a competitive salary, flexible...

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2 days ago
Hybrid

Senior Java Engineer: High-Performance Microservices

Citibank (Switzerland) AG
Belfast

A leading global bank located in Belfast is seeking a Senior Software Engineer (Java) to design and develop large, complex distributed systems. The role requires 5+ years of Java experience, strong knowledge in Spring Framework, and proficiency in multi-threaded applications. Additionally, candidates should have excellent problem-solving skills and the ability to work under pressure. The position...

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2 days ago

Performance Test Engineer

Kainos
Belfast

JOB DESCRIPTION Join Kainos and Shape the Future At Kainos, we’re problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we’re transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture, where your ideas are valued,...

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an hour ago

Head of Performance Development

Scalian
Northern Ireland

We are seeking an experienced Professional in Supplier Development for one of our international clients in the Aerospace sector. Lead complex supplier development and recovery missions to safeguard delivery and quality Facilitate transformation initiatives using Lean, APQP, and Six Sigma tools Support cross-functional teams in major Transfers of Work or industrial ramp-ups Conduct industrial...

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an hour ago

Supply Chain Performance Manager

Vertiv
Derry

The Supply Chain Performance Manager plays a key role within the EMEA Supply Chain Performance team, supporting initiatives aimed at improving supplier performance, reducing supply chain risk, and ensuring operational continuity. This position focuses on supplier assessment, performance tracking, risk mitigation, and process improvement, while also supporting strategic sourcing projects and part...

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an hour ago

Field Service Engineer

Recruit Mint
Antrim County

You will be responsible for delivering high-quality technical service rather than high-volume callouts, acting as the technical face of the business in the field.

You will work across multiple regions, gain exposure to advanced machinery, and receive ongoing technical training while being trusted to manage your own workload.

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5 hours ago

Field Service Engineer

Reactive Recruitment NI
Magherafelt

Field Service Engineer £40,000 to £45,000 Key Responsibilities Assemble and fit industrial shredding machinery to engineering drawings and build specifications. Prepare, test, and inspect machines prior to dispatch. Carry out on-site installation, commissioning, servicing, and operator training. Diagnose mechanical faults and perform preventative and reactive maintenance. Experience &...

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8 minutes ago

Design Services Engineer Signals & Crossings

Telent Technology Services Ltd
Belfast

When you join our Engineering Team at Telent, you'll be empowered to innovate and drive common solutions, working closely with technical experts who are proud of the impact their work makes. Come join a high-performing team doing complex and critical work. Help build and keep the nation's critical infrastructure connected and protected 24/7. This is an exciting role within the traffic signal...

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4 hours ago

Full Stack Engineer

Randstad Digital
Belfast

You will be responsible for the end-to-end delivery of scalable, secure solutions-from intuitive React frontends to robust backend APIs.

You will work in an Agile environment, leveraging CI/CD and containerization to ship high-quality code.

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2 hours ago

Automation and Maintenance Engineer

Black Fox Solutions
Dungannon

Automation and Maintenance Engineer - £35k - £45k - Dungannon Were looking for an Automation and Maintenance Engineer to join our growing team. This role focuses on electrical automation systems, PLCs, and ensuring equipment reliability across the facility. Key Responsibilities: Design, program, and troubleshoot PLCs and HMIs. Maintain electrical schematics, control panels, and circuits. Perform...

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8 minutes ago

Senior Design Engineer

Hunter Savage
Dungannon

Senior Design Engineer Dungannon Salary up to £55,000 depending on experience An excellent opportunity for a Senior Design Engineer to join a local engineering firm based in Dungannon. Reporting to the Design Manager and working as part of a team you will focus on development of new and existing products within defined timescales. Top 3 Things to Know About this Job: Secure, global employer...

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8 minutes ago
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Fire Alarm Engineer (Leading Company)

VANRATH
Belfast

VANRATH is supporting a thriving services company with the recruitment of a Fire Alarm Engineer to join their fun and friendly team based in Belfast. This company is well-known for promoting a great work-life balance and offers excellent opportunities for career progression. It's truly a fantastic place to work. Position: Permanent, Monday to Friday Location: Office located near Hannahstown /...

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8 minutes ago
Remote

Associate Civil Engineer | Water

Vickerstock
Belfast

Associate Civil Engineer - Water / Wastewater | Belfast Vickerstock are delighted to be representing a globally recognised engineering consultancy, with a proven track record in delivering major water, environmental and infrastructure programmes across the UK, Ireland and internationally. As they continue to expand their technical presence in Northern Ireland, this organisation is seeking a high...

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8 minutes ago
Remote

Test Engineer

MCS Group
Belfast

MCS Group is seeking a Software Test Engineer to join one of their closest clients, a fast-growing Insurtech firm. With huge investment onboard in 2025, this firm's technology function is planning to scale by over 50% in the first half of 2026 and this will include it's quality assurance division scaling. An exclusive role to MCS Group, the Software Tester will champion quality across their...

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8 minutes ago
No Experience

Electrical Maintenance Engineer

Manpower
Lisburn

Shift Maintenance Engineer - Belfast / Lisburn Area Electrical Bias Our client are a global manufacturer supplying products worldwide We are recruiting a Shift Maintenance Engineer (Electrical Bias) who will carry out planned and reactive maintenance on production equipment, based at their site close to Belfast and Lisburn. Shift pattern is continentals 2 week days and 2 week nights, with a...

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8 minutes ago

Fire Alarm Service Engineer

VANRATH
Belfast

VANRATH is supporting a thriving services company with the recruitment of a Alarm Engineer to join their fun and friendly team based in Belfast. This company is well-known for promoting a great work-life balance and offers excellent opportunities for career progression. It's truly a fantastic place to work. Position: Permanent, Monday to Friday Location: Office located near Hannahstown /...

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8 minutes ago
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