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Systems Engineer III - Workplace Technology

Tesco

Systems Engineer III - Workplace Technology

full-timePosted: Jan 13, 2026

Job Description

This role sits within the workplace Identity team which is part of the Tesco Workplace Technology engineering team, part of a global engineering function delivering secure, scalable, and modern workplace solutions for Tesco colleagues. As a senior engineer and domain expert in Identity technologies, you will lead the full technology lifecycle — from strategy and design through to engineering, testing, and delivery — for the services that underpin our digital colleague experience.


Strategic Leadership

  • Act as a senior engineer for Identity within the Workplace Technology team, setting the direction, roadmap, and architectural standards for core identity services including Active Directory, Entra ID, PKI, and modern authentication protocols.
  • Align identity strategy to Tesco’s broader digital workplace vision, collaborating closely with architects, product managers, security, and infrastructure teams.
  • Stay ahead of market trends and emerging technologies in identity and access management, advocating for their adoption where beneficial.

Engineering & Delivery

  • Design and deliver secure, scalable identity platforms that support global business needs and enable modern digital workplace capabilities.
  • Engineer solutions across the identity lifecycle: concept, evaluation, prototyping, testing, production deployment, and service transition.
  • Implement automation, codification (IaC), and integration with CI/CD practices to drive efficiency and resilience.
  • Act as a senior escalation point for complex issues related to authentication, replication, certificate lifecycle, hybrid identity, and directory services.

Operational Excellence

  • Build systems that are secure, stable, and easy to operate, with monitoring, alerting, and lifecycle planning embedded by design.
  • Champion remediation of legacy identity components and uplift the security and operational posture of all identity services.
  • Ensure knowledge is well documented and transitions smoothly into operational support with clear SLAs and handover practices.

Governance & Security

  • Drive adoption of Zero Trust principles, secure admin tiering, modern auth standards, conditional access, and multifactor authentication.
  • Own the health, design, and policy of PKI infrastructure and associated services (including certificate templates, CRLs, and HSMs).
  • Work closely with the Security and Risk teams to ensure compliance with internal controls, regulatory obligations, and audit findings.

Leadership & Influence

  • Represent Workplace Technology Identity Engineering across Tesco Technology and into broader cross-functional initiatives.
  • Lead by example in engineering excellence, stakeholder engagement, and mentoring of less experienced engineers.
  • Promote a culture of simplification, technical rigour, and continuous improvement.


  • Deep expertise in:
    • Active Directory: design, hardening, replication, domain controller lifecycle, GPOs, admin tiering.
    • Azure AD / Entra ID: hybrid identity, conditional access, MFA, identity protection, SSO, SCIM.
    • Public Key Infrastructure (PKI): policy, lifecycle, templates, automation, CRL/OCSP, HSMs.
    • Authentication protocols: OAuth2, OpenID Connect, SAML, Kerberos, NTLM, WS-Fed.
  • Demonstrated ability to design and deliver identity platforms in large, complex environments.
  • Understanding of identity’s role in enterprise security frameworks and compliance requirements.
  • Proficiency with scripting and automation tools (PowerShell, Terraform, etc.).
  • Familiar with monitoring, backup, recovery, and DR practices for identity systems.
  • Ensure identity services are designed with built-in resilience, supporting high availability, fault tolerance, and fast recovery across hybrid environments.
  • Contribute to and maintain Business Continuity Plans (BCPs), ensuring critical identity components are documented with clear recovery priorities.
  • Design and validate Disaster Recovery (DR) strategies for directory services, authentication systems, and PKI, with regular failover testing and documented RTO/RPO.

Our vision at Tesco is to become every customer's favourite way to shop, whether they are at home or out on the move. Our core purpose is ‘Serving our customers, communities and planet a little better every day’. Serving means more than a transactional relationship with our customers. It means acting as a responsible and sustainable business for all stakeholders, for the communities we are part of and for the planet. 
 
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. At Tesco, we not only celebrate diversity, but recognise the value and opportunity it brings. We're committed to creating a workplace where differences are valued, and make sure that all colleagues are given the same opportunities. We’re proud to have been accredited Disability Confident Leader and we’re committed to providing a fully inclusive and accessible recruitment process. For further information on the accessibility support we can offer, please click here. 
 
We’re a big business and we can offer a range of diverse full-time & part-time working patterns across our many business areas, which means that we can find something that works for you.  We work in a more blended pattern - combining office and remote working.  Our offices will continue to be where we connect, collaborate and innovate.  If you are applying internally, please speak to the Hiring Manager about how this can work for you - Everyone is welcome at Tesco. 

Locations

  • Welwyn Garden City, United Kingdom of Great Britain and Northern Ireland

Salary

Estimated Salary Rangemedium confidence

60,000 - 100,000 GBP / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Identity technologies (Active Directory, Entra ID, PKI, modern authentication protocols)intermediate
  • Strategic leadership and roadmap settingintermediate
  • Engineering full technology lifecycle (strategy, design, engineering, testing, delivery)intermediate
  • Automation, IaC, CI/CD integrationintermediate
  • Operational excellence (monitoring, alerting, lifecycle planning)intermediate
  • Complex issue escalation (authentication, replication, certificate lifecycle, hybrid identity)intermediate

Required Qualifications

  • Senior engineer and domain expert in Identity technologies (experience)

Responsibilities

  • Act as senior engineer for Identity, setting direction, roadmap, architectural standards
  • Align identity strategy to digital workplace vision, collaborate with teams
  • Stay ahead of market trends in IAM
  • Design and deliver secure, scalable identity platforms
  • Engineer solutions across identity lifecycle
  • Implement automation and integrations
  • Escalation for complex identity issues
  • Build secure, stable systems with embedded monitoring
  • Champion remediation of legacy components

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Identity technologies (Active Directory, Entra ID, PKI, modern authentication protocols)Strategic leadership and roadmap settingEngineering full technology lifecycle (strategy, design, engineering, testing, delivery)Automation, IaC, CI/CD integrationOperational excellence (monitoring, alerting, lifecycle planning)Complex issue escalation (authentication, replication, certificate lifecycle, hybrid identity)Retail
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Tesco logo

Systems Engineer III - Workplace Technology

Tesco

Systems Engineer III - Workplace Technology

full-timePosted: Jan 13, 2026

Job Description

This role sits within the workplace Identity team which is part of the Tesco Workplace Technology engineering team, part of a global engineering function delivering secure, scalable, and modern workplace solutions for Tesco colleagues. As a senior engineer and domain expert in Identity technologies, you will lead the full technology lifecycle — from strategy and design through to engineering, testing, and delivery — for the services that underpin our digital colleague experience.


Strategic Leadership

  • Act as a senior engineer for Identity within the Workplace Technology team, setting the direction, roadmap, and architectural standards for core identity services including Active Directory, Entra ID, PKI, and modern authentication protocols.
  • Align identity strategy to Tesco’s broader digital workplace vision, collaborating closely with architects, product managers, security, and infrastructure teams.
  • Stay ahead of market trends and emerging technologies in identity and access management, advocating for their adoption where beneficial.

Engineering & Delivery

  • Design and deliver secure, scalable identity platforms that support global business needs and enable modern digital workplace capabilities.
  • Engineer solutions across the identity lifecycle: concept, evaluation, prototyping, testing, production deployment, and service transition.
  • Implement automation, codification (IaC), and integration with CI/CD practices to drive efficiency and resilience.
  • Act as a senior escalation point for complex issues related to authentication, replication, certificate lifecycle, hybrid identity, and directory services.

Operational Excellence

  • Build systems that are secure, stable, and easy to operate, with monitoring, alerting, and lifecycle planning embedded by design.
  • Champion remediation of legacy identity components and uplift the security and operational posture of all identity services.
  • Ensure knowledge is well documented and transitions smoothly into operational support with clear SLAs and handover practices.

Governance & Security

  • Drive adoption of Zero Trust principles, secure admin tiering, modern auth standards, conditional access, and multifactor authentication.
  • Own the health, design, and policy of PKI infrastructure and associated services (including certificate templates, CRLs, and HSMs).
  • Work closely with the Security and Risk teams to ensure compliance with internal controls, regulatory obligations, and audit findings.

Leadership & Influence

  • Represent Workplace Technology Identity Engineering across Tesco Technology and into broader cross-functional initiatives.
  • Lead by example in engineering excellence, stakeholder engagement, and mentoring of less experienced engineers.
  • Promote a culture of simplification, technical rigour, and continuous improvement.


  • Deep expertise in:
    • Active Directory: design, hardening, replication, domain controller lifecycle, GPOs, admin tiering.
    • Azure AD / Entra ID: hybrid identity, conditional access, MFA, identity protection, SSO, SCIM.
    • Public Key Infrastructure (PKI): policy, lifecycle, templates, automation, CRL/OCSP, HSMs.
    • Authentication protocols: OAuth2, OpenID Connect, SAML, Kerberos, NTLM, WS-Fed.
  • Demonstrated ability to design and deliver identity platforms in large, complex environments.
  • Understanding of identity’s role in enterprise security frameworks and compliance requirements.
  • Proficiency with scripting and automation tools (PowerShell, Terraform, etc.).
  • Familiar with monitoring, backup, recovery, and DR practices for identity systems.
  • Ensure identity services are designed with built-in resilience, supporting high availability, fault tolerance, and fast recovery across hybrid environments.
  • Contribute to and maintain Business Continuity Plans (BCPs), ensuring critical identity components are documented with clear recovery priorities.
  • Design and validate Disaster Recovery (DR) strategies for directory services, authentication systems, and PKI, with regular failover testing and documented RTO/RPO.

Our vision at Tesco is to become every customer's favourite way to shop, whether they are at home or out on the move. Our core purpose is ‘Serving our customers, communities and planet a little better every day’. Serving means more than a transactional relationship with our customers. It means acting as a responsible and sustainable business for all stakeholders, for the communities we are part of and for the planet. 
 
We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. At Tesco, we not only celebrate diversity, but recognise the value and opportunity it brings. We're committed to creating a workplace where differences are valued, and make sure that all colleagues are given the same opportunities. We’re proud to have been accredited Disability Confident Leader and we’re committed to providing a fully inclusive and accessible recruitment process. For further information on the accessibility support we can offer, please click here. 
 
We’re a big business and we can offer a range of diverse full-time & part-time working patterns across our many business areas, which means that we can find something that works for you.  We work in a more blended pattern - combining office and remote working.  Our offices will continue to be where we connect, collaborate and innovate.  If you are applying internally, please speak to the Hiring Manager about how this can work for you - Everyone is welcome at Tesco. 

Locations

  • Welwyn Garden City, United Kingdom of Great Britain and Northern Ireland

Salary

Estimated Salary Rangemedium confidence

60,000 - 100,000 GBP / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Identity technologies (Active Directory, Entra ID, PKI, modern authentication protocols)intermediate
  • Strategic leadership and roadmap settingintermediate
  • Engineering full technology lifecycle (strategy, design, engineering, testing, delivery)intermediate
  • Automation, IaC, CI/CD integrationintermediate
  • Operational excellence (monitoring, alerting, lifecycle planning)intermediate
  • Complex issue escalation (authentication, replication, certificate lifecycle, hybrid identity)intermediate

Required Qualifications

  • Senior engineer and domain expert in Identity technologies (experience)

Responsibilities

  • Act as senior engineer for Identity, setting direction, roadmap, architectural standards
  • Align identity strategy to digital workplace vision, collaborate with teams
  • Stay ahead of market trends in IAM
  • Design and deliver secure, scalable identity platforms
  • Engineer solutions across identity lifecycle
  • Implement automation and integrations
  • Escalation for complex identity issues
  • Build secure, stable systems with embedded monitoring
  • Champion remediation of legacy components

Target Your Resume for "Systems Engineer III - Workplace Technology" , Tesco

Get personalized recommendations to optimize your resume specifically for Systems Engineer III - Workplace Technology. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Systems Engineer III - Workplace Technology" , Tesco

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Identity technologies (Active Directory, Entra ID, PKI, modern authentication protocols)Strategic leadership and roadmap settingEngineering full technology lifecycle (strategy, design, engineering, testing, delivery)Automation, IaC, CI/CD integrationOperational excellence (monitoring, alerting, lifecycle planning)Complex issue escalation (authentication, replication, certificate lifecycle, hybrid identity)Retail
Quiz Challenge

Answer 10 quick questions to check your fit for Systems Engineer III - Workplace Technology @ Tesco.

10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.