Senior tester Work, Jobs in Morden, Gtl (with Salaries)

Senior OAT Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £48,000 a year
- Azure
- AWS
- Analysis skills
Senior QA Tester (SC Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £300 - £350 a day
- Travel
- Scripting
- Agile
Senior Performance Tester (SC Eligible/ Cleared)
Scrumconnect Consulting —Staines-upon-Thames
- £50,000 a year
- Full-time
- AWS
- APIs
- Agile
Senior QA Tester - Paper.io 2
Voodoo —London
- Full-time
- Remote
- Management
- English
- Communication skills
Senior Product Manager (Location)
Pointr —London
- £100,000 a year
- Full-time
- Hybrid work
- Travel
- Agile
- Marketing
13d
Senior Test Analyst - C3
Scale Factory —London
- Hybrid work
- Agile
- Communication skills
- Annual leave
10d
QA Automation Tester
Scrumconnect Consulting —Croydon
- £65,000 a year
- Oracle
- DevOps
- SQL
Senior Automation Tester
DLA Piper —London
- Mentoring
- Scripting
- APIs
Senior Business Analyst
Northrop Grumman —London
- Analysis skills
- Travel
- Agile
Senior Accessibility Tester
Atos —London
- JavaScript
- Communication skills
- HTML
- Annual leave
Senior Test Engineer (up to £81,736)
Department for Education —London
- £58,185 - £62,336 a year
- Part-time
- Analysis skills
- Presentation skills
- Mentoring
5d
OAT Tester (SC cleared/Eligible)
Scrumconnect Consulting —Staines-upon-Thames
- £40,000 a year
- Azure
- AWS
- Agile
Senior Data Analyst (Exp into ETL, Azure AWS GCP)- London, UK - Fulltime Hybrid
Capgemini —London
- Hybrid work
- Microsoft Powerpoint
- Microsoft Excel
- Azure
Senior Consultant, Salesforce Testing
Kate Matthews Solutions —London
- £40,000 - £60,000 a year
- Salesforce
- Agile
Senior Product Manager
Pointr —London
- £100,000 a year
- Full-time
- Hybrid work
- Travel
Senior Penetration Tester
NPL —Teddington
- Mentoring
- In-person
Senior Delivery Manager
Informed Solutions —London
- Full-time
- Hybrid work
- Azure
- Continuous improvement
- Contracts
- Gym membership
- Referral programme
Quick apply
Senior Business Analyst
Cancer Research UK —London
- £46,000 - £55,000 a year
- Full-time
- Leadership
- Communication skills
Business Analyst
IXICO —London
- Full-time
- Hybrid work
- Azure
- Data analysis skills
- Analysis skills
- Annual leave
- Employee assistance programme
Senior Consultant - ServiceNow Functional Consultant - Warwick
Infosys —London
- Analysis skills
- Continuous improvement
- Team management
7d

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senior tester jobs near morden, gtl

Senior OAT Tester (SC Eligible/ Cleared)

Scrumconnect Consulting
Staines-upon-Thames

Apply Now

Job details

Permanent
£48,000 a year

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 morden, gtl

Senior OAT Tester (SC Eligible/ Cleared)

Senior QA Tester (SC Cleared)

Senior Performance Tester (SC Eligible/ Cleared)

Senior QA Tester - Paper.io 2

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Senior Test Analyst - C3

QA Automation Tester

Senior Automation Tester

Senior Business Analyst

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Senior Test Engineer (up to £81,736)

OAT Tester (SC cleared/Eligible)

Senior Data Analyst (Exp into ETL, Azure AWS GCP)- London, UK - Fulltime Hybrid

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Senior Delivery Manager

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Senior Consultant - ServiceNow Functional Consultant - Warwick

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