Senior OAT Tester (SC Eligible/ Cleared) in Staines

Senior OAT Tester (SC Eligible/ Cleared) in Staines

Staines Full-Time 50000 - 60000 £ / year (est.) No working from home possible
Scrumconnect Limited

At a Glance

  • Tasks: Lead Operational Acceptance Testing to ensure software is ready for launch.
  • Company: Join Scrumconnect, a dynamic digital transformation consultancy in the UK.
  • Benefits: Enjoy a competitive salary, flexible working options, and a supportive team environment.
  • Other info: Diverse and inclusive workplace committed to innovation and professional growth.
  • Why this job: Make a real impact by ensuring high-quality software delivery in a collaborative setting.
  • Qualifications: 4-7 years of software testing experience with strong analytical skills.

The predicted salary is between 50000 - 60000 £ per year.

About Scrumconnect

Scrumconnect Consulting is a UK-based digital transformation consultancy delivering secure, scalable, and user-centred solutions across government and enterprise organisations. We specialise in agile delivery, cloud platforms, data, and modern engineering practices—helping clients build reliable services that meet high operational and compliance standards.

Role Overview – Senior Operational Acceptance Tester

The Senior Operational Acceptance Tester (OAT) is responsible for planning, coordinating, and executing Operational Acceptance Testing activities to ensure applications and services are fully operationally ready before production deployment.

You will work closely with delivery teams, infrastructure, DevOps, service management, and business stakeholders to validate operational readiness, identify operational risks, and provide confidence for successful production releases.

Key Responsibilities

  • Plan and execute Operational Acceptance Testing activities across multiple releases.
  • Define operational test scenarios, test data, and execution plans.
  • Validate operational readiness before production deployment.
  • Ensure OAT activities align with release and deployment schedules.

Operational Test Execution

  • Execute and coordinate testing for:
  • Monitoring and alert validation
  • Alert simulation and escalation testing
  • Backup and restore validation
  • Failover and disaster recovery testing
  • Batch processing and restart validation
  • Stability and soak testing
  • Operational support procedures
  • Security and access validation
  • Environment verification

Defect & Evidence Management

  • Produce comprehensive operational test evidence.
  • Record, prioritise, and manage operational defects.
  • Support root cause analysis of production readiness issues.
  • Coordinate retesting after fixes.
  • Maintain OAT documentation and audit artefacts.

Collaboration

  • Work closely with DevOps, Infrastructure, Service Management, and Development teams.
  • Participate in release readiness and go-live reviews.
  • Support operational sign-off activities.
  • Contribute to continuous improvement of operational testing practices.

Mentoring

  • Support and mentor junior testers.
  • Review operational test cases and evidence.
  • Promote testing best practices across the team.

Required Experience

  • 4–7 years of Software Testing experience.
  • Strong hands-on Operational Acceptance Testing (OAT) experience.
  • Experience executing production readiness testing.
  • Good understanding of SIT, UAT, and Release Management.
  • Experience with defect management tools.
  • Excellent analytical and troubleshooting skills.
  • Strong documentation and stakeholder communication skills.
  • Experience working within Agile delivery teams.
  • Experience working in regulated or enterprise environments.

Nice to Have

  • Exposure to AWS and/or Azure.
  • Experience with monitoring and logging platforms.
  • Understanding of ITIL processes.
  • Knowledge of Change, Incident, and Problem Management.
  • Exposure to CI/CD pipelines.

Our Commitment to Diversity & Inclusion

At Scrumconnect Consulting, we believe diversity drives innovation. We are committed to fostering an inclusive workplace where everyone feels respected, valued, and supported.

We actively encourage applications from women, people with disabilities, individuals from under-represented communities, and those seeking flexible working arrangements.

As a Disability Confident Level 1 employer, we provide reasonable adjustments throughout the recruitment process and employment to ensure equal opportunity for all.

Scrumconnect Limited

Contact Details:

Scrumconnect Limited Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior OAT Tester (SC Eligible/ Cleared) in Staines

Join Local Tech Meetups

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Contribute to Open Source Projects

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We think you need these skills to ace Senior OAT Tester (SC Eligible/ Cleared) in Staines

Operational Acceptance Testing (OAT)
Production Readiness Testing
Test Scenario Definition
Test Data Management
Monitoring and Alert Validation
Backup and Restore Validation
Failover and Disaster Recovery Testing

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Scrumconnect Limited.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Scrumconnect Limited and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Scrumconnect Limited

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Scrumconnect Limited uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.