QA Engineer

United Gas and Power; Guiseley; On-site; GBP 45,000 - 60,000; Full time

Benefits offered by this job

25 days annual leave

Holiday Purchase Scheme

Health and Wellbeing programme

Cycle to Work Scheme

Company social events

Job summary

United Gas & Power, a Yorkshire‑based business energy supplier, is hiring a QA Engineer for its IT team at the Guiseley/Leeds head office. The role focuses on test strategy, data validation, API validation, and ensuring accuracy, security, and reliability of energy‑sector digital solutions.

You will collaborate with engineers, data engineers, and product owners to test end‑to‑end workflows, verify transformations, and enforce quality gates.

Qualifications

• 8+ years hands‑on QA experience testing complex systems, APIs, databases and integrations.
• Experience in energy sector testing or utilities domain is advantageous.
• Strong SQL skills for data validation and backend verification.
• Proven ability to design test plans, cases, and risk-based testing approaches.

Responsibilities

• Define test strategy, scope, environments, and risk-based priorities for data and analytics projects.
• Provide accurate test estimates and resource planning for sprints and releases.
• Validate data accuracy, transformations, and business rules across systems.
• Conduct end-to-end and integration testing across ETL, databases, reporting tools, and downstream apps.
• Log, track, and drive defects to closure with evidence; enforce quality gates.
• Enhance automation for regression, API, and data validation; evaluate new testing tools.
• Collaborate with BAs, architects, SMEs, developers, data engineers, and product owners.
• Create test artefacts, reports, and risk communications; mentor junior testers; contribute to QA standards.

Skills

Test automation

SQL testing

Data testing

Defect analysis

Risk-based testing

Communication

Cross-functional collaboration

Project planning

Education

Bachelor's degree in Computer Science / related field

ISTQB or equivalent certifications

Job description

Full-time Permanent Associate

Description

Overview

As one of the fastest-growing and highest-rated commercial energy suppliers in the UK, we are looking to recruit a QA Engineer to join our IT team, based at our Guiseley Head office in Leeds.

The successful candidate will have a strong interest in energy‑sector applications, API validation, and the Microsoft technology stack. You will work closely with our engineering and product teams to support the testing of our energy‑focused digital solutions, ensuring they are accurate, compliant, secure, and reliable.

UGP is an inclusive organisation, and we aim to attract people from diverse backgrounds. We welcome applications from everyone regardless of age, race, gender, religion or beliefs, disability, gender identity, or sexual orientation.

Responsibilities

• Test strategy creation — Define test scope, approach, environments, and risk‑based priorities for complex data and analytics projects.
• Effort estimation — Provide accurate test estimates and resource planning for sprints and releases.

Data Validation & Quality Assurance

• Data accuracy checks — Validate correctness, completeness, and consistency of data across systems.
• Business rule verification — Ensure transformations and calculations align with business logic.

Functional & Integration Testing

• End‑to‑end workflow testing — Validate full data flow across multiple systems, APIs, and pipelines.
• Integration point validation — Test interfaces between ETL, databases, reporting tools, and downstream apps.

Defect Management & Quality Governance

• Defect lifecycle ownership — Log, track, prioritise, and drive defects to closure with clear evidence.
• Quality gate enforcement — Ensure releases meet defined acceptance criteria before deployment.

Automation & Tooling

• Automation framework enhancement — Improve or extend automation for regression, API, or data validation.
• Tool evaluation — Assess new testing tools for efficiency, coverage, and integration.

Collaboration & Stakeholder Engagement

• Requirement clarification — Work with BAs, architects, and SMEs to refine requirements and identify gaps.
• Cross‑team coordination — Collaborate with developers, data engineers, and product owners to ensure alignment.

Documentation & Reporting

• Test artefact creation — Produce test plans, test cases, traceability matrices, and execution reports.
• Risk reporting — Highlight risks, dependencies, and quality concerns to leadership.
• Process optimisation — Recommend improvements to QA processes, and test coverage.
• Knowledge sharing — Mentor junior testers and contribute to testing standards and guidelines.

The Individual

Technical Skills

• Test automation proficiency — Skilled in designing, executing, and maintaining automated test suites across API, UI, and data layers.
• Strong SQL and data testing — Able to write queries to validate data integrity, transformations, and backend logic.

Analytical Skills

• Defect root‑cause analysis — Capable of identifying underlying issues in data, logic, or system behaviour through structured investigation.
• Risk‑based testing — Skilled at analysing requirements and prioritising test coverage based on business and technical risk.

Communication and Collaboration

• Clear defect reporting — Able to document issues with clarity, reproducibility, and strong technical detail for developers.
• Cross‑functional teamwork — Works closely with BAs, developers, and product owners to ensure shared understanding of requirements and quality goals.

Project Management

• Test planning & ownership — Experienced in creating test plans, estimating effort, and managing QA deliverables within sprint timelines.
• Agile QA practices — Actively participates in Agile ceremonies and supports continuous integration and delivery workflows.

  Educational Background

  • Relevant academic foundation — Degree in Computer Science, IT, or related field supporting strong analytical and technical testing skills.
  • Professional QA certifications — ISTQB or similar certifications that demonstrate structured testing knowledge.

  Professional Experience

  • Hands‑on QA experience — 8+ years testing complex systems, including APIs, databases, integrations, and end‑to‑end workflows.
  • Domain knowledge advantage — Experience in UK Energy Supply or Utilities testing is beneficial for understanding industry‑specific data flows and regulations.

  Good to Have

  • Load and stress testing — Assess system behaviour under peak data volumes and concurrent usage.
  • Bottleneck identification — Analyse slow queries, long refresh times, and system latency.
  • Strong energy domain knowledge across UK gas and electricity markets, including industry processes, metering, billing, and regulatory requirements.

  Join The Team

  • Excellent salary based on your experience
  • 25 days annual leave (plus Bank Holidays)
  • Holiday Purchase Scheme – Buy up to 5 additional days of leave per year
  • Health and Wellbeing programme including GP consultations, Mental Health support and discounted gym memberships
  • Ongoing training & guidance provided
  • A great working environment with a real team spirit
  • Company social events
  • Cycle to Work Scheme

  Company Overview

  United Gas & Power (UGP), is a business energy supplier based in Yorkshire that truly puts customer service at the heart of its organisation. We supply businesses across the UK and handle the entire end-to-end switching process to make your switch as hassle free as possible.