Senior QA Engineer

Ocho; Belfast City District; Hybrid; GBP 70,000 - 95,000; Full time

Job summary

Ocho is hiring a Senior QA Engineer for a hands-on role in Belfast. You will lead test strategy across multiple teams and build frameworks for services, APIs and UI. The position involves distributed systems testing across AWS, GCP, Azure and Oracle Cloud, with Kubernetes, Docker, & data stores.

You will work closely with Backend, Frontend, DevOps, Product and Customer Success to raise testing capability and quality standards. Hybrid work Tue–Thu in Belfast city centre is offered.

Qualifications

• 5+ years in software testing or QA engineering.
• 2+ years leading test strategy for a team.
• Strong programming in Golang, Java, Python or TypeScript.
• Experience testing backend services and APIs (REST, gRPC).
• CI/CD experience; tests in containerised environments (Docker/Kubernetes).
• Experience with cloud providers (AWS/GCP/Azure).
• Excellent written and verbal communication skills.
• Residence in Northern Ireland.

Responsibilities

• Design, build and maintain fast, reliable test frameworks and tooling for services, APIs and the UI.
• Define test strategies with each team, pushing coverage below the UI across unit, integration, contract and end-to-end levels.
• Integrate automated tests into CI/CD pipelines as quality gates.
• Address flaky and slow tests and reduce them in the pipeline.
• Write testing standards, examples and documentation adopted by teams.
• Coach engineers in testing through pairing, reviews and guides.
• Review test and production code with a testing lens and provide feedback.
• Build test data sets and cloud test environments for security findings accuracy.
• Contribute to performance, load and reliability testing against quality targets.
• Measure and report escaped defects and coverage to guide investments.

Skills

Testing experience

Test strategy leadership

Golang

API testing

CI/CD

AWS/GCP/Azure

Communication

CS degree

Northern Ireland

Education

Bachelor's in CS/SE

Tools

Docker

Kubernetes

Neo4j

ElasticSearch

TimescaleDB

RabbitMQ

REST/gRPC

Job description

Senior QA Engineer - Exciting NEW Exclusive OchoX FDI - Hybrid role, Belfast

At-a-Glance

• Senior, hands-on QA engineering role leading test strategy across several Belfast teams
• Golang, Java and React TypeScript platform running on AWS, GCP, Azure and Oracle Cloud
• Hybrid: Tuesday to Thursday in Belfast city centre Belfast
• Competitive salary and package
• Shape quality engineering from the ground up at a fast-growing cloud security scale-up

About the Company

Our client is a fast-growing, next-generation cloud security platform that uses runtime context to identify and prioritise the risks that matter most. Their eBPF-powered sensors deliver agentless cloud posture discovery, real-time threat protection and integrated API security across every major cloud provider. With strong backing and a rapidly expanding Belfast engineering hub, they offer a high-impact environment for engineers who enjoy distributed systems and security challenges.

The Role

This is a senior, hands-on quality engineering role spanning several engineering teams in Belfast. You will write test code every week, build and own the frameworks the teams rely on, and set the standard for how engineers test their own work. The teams build distributed scanning systems across AWS, GCP, Azure and Oracle Cloud, backed by Kubernetes, Docker, Neo4j, ElasticSearch, Redis, TimescaleDB and RabbitMQ. You will work closely with Backend, Frontend, DevOps, Product and Customer Success. The role suits someone who leads through influence and enjoys raising the testing capability of everyone around them.

Key Responsibilities

• Design, build and maintain fast, reliable test frameworks and tooling for services, APIs and the UI
• Define test strategies with each team, pushing most coverage below the UI across unit, integration, contract and end-to-end levels
• Integrate automated tests into CI/CD pipelines as quality gates
• Treat flaky and slow tests as defects and drive them out of the pipeline
• Write the testing standards, examples and documentation teams adopt as their default
• Coach engineers in testing practice through pairing, code review, workshops and written guides
• Review test and production code with a testing lens, giving clear and constructive feedback
• Build test data sets and cloud test environments that verify the accuracy of security findings
• Contribute to performance, load and reliability testing against measurable quality targets
• Measure and report on escaped defects, coverage and pipeline stability to guide investment

  What You'll Need

  • 5+ years in software testing, quality engineering or software development in test
  • 2+ years leading test strategy for a team or product area
  • Strong programming skills in Golang, Java, Python or TypeScript, with test code held to production standard
  • Experience testing backend services and APIs (REST, gRPC or event-driven), including integration and contract testing
  • CI/CD experience and running tests in containerised environments (Docker, Kubernetes)
  • Experience with AWS, GCP or Azure, microservices and data-intensive systems
  • Excellent written and verbal communication skills
  • A degree in Computer Science or Software Engineering, or equivalent practical experience
  • Residence in Northern Ireland

  Desirable / Nice to Have:

  • Experience standing up a test automation framework from scratch and scaling it with the product
  • Performance or load testing with k6, Gatling or JMeter
  • Background in cybersecurity, cloud security or testing detection systems