Senior QA Engineer, Cybersecurity Scale-up — Remote Options

Northern Ireland Water Limited; Belfast; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A fast-growing cybersecurity company in Belfast is seeking a Senior QA Engineer to take ownership of end-to-end quality across the product stack. In this hands-on role, you will execute manual testing across various platforms, ensure features are reliable, and promote QA best practices. The company offers a highly competitive salary, unlimited PTO, and flexible working options, requiring at least one commute to the Belfast office weekly.

Benefits

Highly Competitive base salary

Unlimited PTO

Pension contribution

Flexible working options

Qualifications

• 5+ years' experience in QA, ideally in a senior or lead capacity.
• Strong background in manual testing across web, API, and mobile platforms.
• Understanding of structured data (e.g. JSON, CSV) and backend validation.

Responsibilities

• Execute manual testing across web applications, APIs, mobile apps, and backend services.
• Design and maintain test plans, test cases, and regression suites.
• Promote QA best practices and continuous improvement.

Skills

Manual testing

RESTful APIs testing

SQL

Attention to detail

Collaboration

Tools

Postman

Job description

A fast-growing cybersecurity company in Belfast is seeking a Senior QA Engineer to take ownership of end-to-end quality across the product stack. In this hands-on role, you will execute manual testing across various platforms, ensure features are reliable, and promote QA best practices. The company offers a highly competitive salary, unlimited PTO, and flexible working options, requiring at least one commute to the Belfast office weekly.