Infrastructure Engineer

• Maintain, optimize, and scale a mixed physical and virtual computing environment
• Own and advance server and network infrastructure
• Provide high-level technical support for systems
• Develop and deploy automation solutions, specifically in Python
• Collaborate with senior engineers to scale systems
• Maintain, troubleshoot, and improve networks, routing protocols, and computing systems
• Support mission-critical production systems and back-office core infrastructure functions
• Handle infrastructure deployments, critical incidents, and maintenance windows, including out-of-business-hours support when required

• Deliver highly advanced and sophisticated technical support for mainframe Db2 and associated processes, tools, and utilities
• Run and maintain services according to Group standards, policies, and agreed service levels
• Assist with investment-funded work within mainframe environments, including out-of-hours support
• Provide technical support, including incident and problem resolution for systems and processes in complex environments
• Support complex mainframe environments to tight timescales
• Help drive strategy and design across the mainframe development and test estate
• Own and drive the zDBA technology roadmap with stakeholders
• Implement standardisation and improvement initiatives
• Collaborate across Lab and Platform teams to develop, promote, and implement process initiatives
• Ensure rigorous adherence to processes, governance, and procedures

Senior Infrastructure Specialist – Mainframe Db2 DBA

• Deliver highly advanced and sophisticated technical support for mainframe Db2 and associated processes, tools, and utilities
• Run and maintain services according to Group standards, policies, and agreed service levels
• Assist with investment-funded work within mainframe environments, including out-of-hours support
• Provide technical support, including incident and problem resolution, for systems and processes in complex environments
• Support complex mainframe environments to tight timescales
• Help drive strategy and design across the mainframe development and test estate
• Own and drive the zDBA technology roadmap and work with stakeholders to deliver against it
• Implement standardisation and drive improvement initiatives
• Collaborate across Lab and Platform teams to develop, promote, and implement process initiatives
• Ensure rigorous adherence to processes, governance, and procedures

• Deliver the design, implementation and support of infrastructure and cloud technologies across customer projects
• Support solution scoping, technical assessments and implementation planning activities
• Evaluate, integrate and test hardware and software solutions within customer environments
• Administer and enhance infrastructure environments, including access management, data management and platform supportability
• Provide second-line support and ensure incidents are resolved or escalated in line with agreed service levels
• Produce high-quality technical and operational documentation for project delivery and ongoing service support
• Work alongside experienced colleagues within a team of eight Cloud practice specialists
• Travel to client sites and Sopra Steria offices as required

Senior Infrastructure Engineer

• Provide advanced technical expertise across endpoint management, device lifecycle management, automation and security
• Act as a senior escalation point for critical endpoint issues
• Resolve complex 3rd and 4th line incidents involving operating systems, endpoint hardware and persistent software issues
• Manage and maintain Intune, SCCM/MECM and Group Policy
• Support Microsoft 365 services including Entra ID, Exchange Online, OneDrive and Teams
• Create and maintain automated software deployments, operating system upgrades and device imaging solutions using PowerShell and packaging tools
• Monitor endpoint security, device compliance, vulnerability remediation and encryption standards
• Conduct root cause analysis for recurring incidents
• Produce technical documentation and knowledge articles for support teams
• Bridge operational support teams with infrastructure and engineering functions while driving service improvements and maintaining high standards of customer service

• Deliver Azure projects for clients across design, implementation, and capability release
• Deliver cloud infrastructure and modernisation projects
• Conduct workshops and health checks
• Provide escalation support to front-line teams
• Participate in project planning, design, configuration, delivery, and testing
• Collaborate with stakeholders to understand business requirements and translate them into technical solutions
• Design and deploy Microsoft Azure solutions compliant with the Azure Well Architected Framework
• Develop and maintain documentation for systems, processes, and procedures
• Analyse current business practices, processes, and procedures and identify modernisation opportunities
• Stay updated on industry trends and technologies
• Maintain technical knowledge through active solution delivery and expand skills in digital transformation

Cloud & Infrastructure Solutions Engineer

• Design, implement and improve security controls across on-premise, cloud and edge environments
• Support security architecture and hardening initiatives across servers, operating systems, cloud platforms, Kubernetes and infrastructure services
• Support implementation, tuning and operational maturity of SIEM, alerting and security monitoring platforms
• Support Layer 7 and web security initiatives, including WAF, reverse proxy, API protection and edge security controls
• Support implementation and operational management of edge security platforms such as Cloudflare or similar technologies
• Support vulnerability management, remediation and infrastructure and networking security assessments across cloud and on-premise systems
• Lead and support implementation, tuning and operational maturity of endpoint security, EDR and Microsoft Defender capabilities
• Support identity, access management and privileged access security initiatives
• Evaluate emerging infrastructure threats, attack vectors and security tooling
• Work closely with ISO and compliance teams to align infrastructure security controls with regulatory and governance requirements
• Collaborate with INO, Corporate IT and Platform Engineering teams across cloud and on-premise environments

Senior Security Engineer – Infrastructure

• Support and develop a modern hybrid infrastructure environment
• Act as a senior escalation point for Level 2 engineers
• Troubleshoot complex incidents and root causes
• Implement infrastructure changes
• Identify opportunities for automation, standardisation and technical improvement
• Contribute to infrastructure projects from design through implementation and operational handover
• Work closely with Technical Engineering, Operational Security and Enterprise Architecture teams
• Support the wider technology roadmap

Infrastructure Engineer – M365, Azure

• Support and develop a modern hybrid infrastructure environment
• Work with Microsoft Azure, Microsoft 365 and Exchange Online, Active Directory and Entra ID, Microsoft Intune and Autopilot, Windows Server, VMware, backup and disaster recovery, endpoint and infrastructure security, monitoring and infrastructure resilience
• Act as a senior escalation point for Level 2 engineers
• Troubleshoot complex incidents and root causes
• Implement infrastructure changes
• Identify opportunities for automation, standardisation and technical improvement
• Contribute to infrastructure projects from design through implementation and operational handover
• Work closely with Technical Engineering, Operational Security and Enterprise Architecture teams
• Deliver the wider technology roadmap
• Support one of Wanstor's customers from offices in The Shard, London

Infrastructure Engineer, Azure, M365

• Manage the infrastructure supporting the bank in cloud environments and third-party data centres
• Run FoundationDB clusters and build tooling for hitless upgrades
• Manage Kubernetes
• Write infrastructure as code using Pulumi and CDK
• Run the Bazel build farm
• Own the deployment pipeline from CI to production
• Build replica clusters and multi-region failover capabilities
• Conduct chaos engineering and test system failure handling
• Manage security access, CircleCI pipelines, DataDog integration, cloud spend, and resource usage
• Build self-hosted infrastructure for hybrid-cloud deployments and reduce single-vendor reliance
• Improve Kubernetes scalability and the build farm
• Build PKI infrastructure and a global HTTP routing layer
• Make infrastructure architecture decisions
• Maintain and improve production reliability
• Provide CI/CD, security access, monitoring integration, and safe deployment infrastructure for engineering teams
• Identify and resolve scale, security, compliance, networking, and architectural issues proactively
• Work with backend teams to stress-test database and compute platforms