Senior tester Work, Jobs in Lightwater, Sry (with Salaries)

Senior OAT Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £48,000 a year
- Azure
- AWS
- Analysis skills
6d
Senior Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- AWS
- APIs
- Agile
6d
OAT Tester (SC cleared/Eligible)
Scrumconnect Consulting —Staines-upon-Thames
- £40,000 a year
- Azure
- AWS
- Agile
6d
Senior QA Tester (SC Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £300 - £350 a day
- Travel
- Scripting
- Agile
Senior Performance Tester
IT VALLEY (LONDON) LIMITED —Egham
- £40,000 - £52,000 a year
- Full-time
- Azure
- Sales
- Java
Quick apply
Senior Penetration Tester
Intact Insurance UK Limited —Horsham
- Hybrid work
- Computer networking
- Communication skills
- SDLC
- Annual leave
- Flexible schedule
Quick apply
8d
Senior Penetration Tester
NPL —Teddington
- Computer networking
- Software development
- In-person
Senior DevOps Engineer
CGI —Reading
- Full-time
- Azure
- DevOps
- AWS
Quick apply
Quality Assurance – Performance Tester
InfoSum —Basingstoke
- Hybrid work
- Azure
- AWS
- APIs
Junior Penetration Tester
Cooper Parry —Reading
- Full-time
- Remote
- Computer Science
- Java
- C++
Senior Azure Developer
Thatcham Research —Thatcham
- £63,140 a year
- Monday to Friday
- Hybrid work
- Azure
- Data analysis skills
- SQL
- Free parking
Senior Business Analyst
Northrop Grumman —London
- Analysis skills
- Travel
- Agile
Senior Java Developer
Eeze —London
- Hybrid work
- Azure
- Computer Science
- Java
- Annual leave
- Employee assistance programme
Senior Salesforce Software Engineer
Sage —Winnersh
- Hybrid work
- Management
- Salesforce
- Java
- Annual leave
Principal Penetration Tester (9 Month FTC)
Allwyn UK —Watford
- Hybrid work
- Windows
- Java
- AWS
- Annual leave
- Employee assistance programme
Quick apply
Senior Data Platform Engineer
FalconSmartIT —Guildford
- Azure
- Computer Science
- Master's degree
Quick apply
Sr. Systems Validation Engineer (SerDes / Physical Layer)
MDA Space —Farnborough
- Computer Science
- Engineering
- Master's degree
- Employee assistance programme
- Life insurance
2d
Sr. Systems Validation Engineer (SerDes / Physical Layer)
MDA —Farnborough
- Full-time
- Computer Science
- Engineering
- Master's degree
- Employee assistance programme
- Life insurance
1d
Diagnostic Technician
Ancaster Nissan and Renault Penge —Epsom
- £45,000 - £48,000 a year
- Full-time
- Driving
- In-person
- Automotive diagnostics
- Employee discount
Quick apply
3d
Senior Automation Engineer ( UK & Ireland )
Uniphar PLC —Middlesex
- Azure
- Computer Science
- Java
Quick apply
19h

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senior tester jobs near lightwater, sry

Senior OAT Tester (SC Eligible/ Cleared)

Scrumconnect Consulting
Staines-upon-Thames

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Job details

Permanent
£48,000 a year
6 days ago

Qualifications

Azure
AWS
Analysis skills
Release management
ITIL
User acceptance testing
Software testing
Agile
Problem management
Root cause analysis
Communication skills

Full job description

Job Information

Date Opened

10/07/2026

Job Type

Permanent

Industry

IT Services

Salary

48K

City

Staines

Province

Surrey

Country

United Kingdom

Postal Code

TW18

Job Description

Senior Operational Acceptance Tester (SFIA Level 4)

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

Operational Acceptance Testing

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.

Apply Now

Refine Your Search

senior tester jobs in lightwater, sry

Senior OAT Tester (SC Eligible/ Cleared)

Senior Performance Tester (SC Eligible/ Cleared)

OAT Tester (SC cleared/Eligible)

Senior QA Tester (SC Cleared)

Senior Performance Tester

Senior Penetration Tester

Senior Penetration Tester

Senior DevOps Engineer

Quality Assurance – Performance Tester

Junior Penetration Tester

Senior Azure Developer

Senior Business Analyst

Senior Java Developer

Senior Salesforce Software Engineer

Principal Penetration Tester (9 Month FTC)

Senior Data Platform Engineer

Sr. Systems Validation Engineer (SerDes / Physical Layer)

Sr. Systems Validation Engineer (SerDes / Physical Layer)

Diagnostic Technician

Senior Automation Engineer ( UK & Ireland )

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