State Street★3.4 (3k)· London

You'll use SQL, Shell scripting, Python, Ansible, and ITIL to automate operations and improve production reliability. As a Production Support Engineer at State Street, you will manage application onboarding, troubleshoot incidents, and drive self-healing and resiliency patterns for the company's institutional investment services platforms.

The Infrastructure Reliability Engineering Lead will lead a team of specialist engineers, implementing reliability engineering practices across infrastructure platforms for LME industrial metals trading and clearing services. The role focuses on observability, resilience engineering, automation, operational readiness, and service reliability improvement.

Transport for London★4.0 (429)· London

Work with AWS infrastructure administration, IaC (CloudFormation, Puppet, Ruby, Perl), Windows/Linux Server, and Sophos UTM. You will provide Level 2/3 support for TfL's in-house developed online services, including the website, API, and Journey Planner environments, while maintaining CI/CD practices.

Lead cloud operations and infrastructure strategy, overseeing enterprise cloud environments across Azure, AWS, and GCP. Drive IaC adoption with Terraform, Bicep, ARM Templates, or CloudFormation; manage Kubernetes, Docker, and CI/CD pipelines via Azure DevOps, GitHub Actions, GitLab CI/CD, or Jenkins. Guide a team of cloud engineers, DevOps, and infrastructure specialists.

You will work with Azure, Microsoft 365, Entra ID, Intune, networking, and PowerShell. This role leads the ongoing transformation of a national health organisation's Microsoft cloud estate from legacy systems to a modern Azure environment. You will lead a small infrastructure team.

Community Fibre Limited★3.3 (55)· London

You will work with AWS, Linux (Ubuntu, Debian, CentOS, RHEL), Python, Bash, Perl, Terraform, Puppet, Ansible, CI/CD pipelines, FreeRADIUS, Palo Alto Networks, FreeIPA, iptables, and OpenSearch/Elastic Stack. Community Fibre builds and operates London’s fastest 100% full-fibre broadband network. You will maintain both cloud and on-premises infrastructure, mentor other engineers, and act as a senior escalation point.

Working with Microsoft Azure, AWS, and GCP, you will lead a team of cloud engineers and DevOps professionals to design, implement, and manage enterprise cloud infrastructure. You will drive Infrastructure as Code (IaC) adoption using Terraform, Bicep, and CloudFormation, and implement CI/CD pipelines with Azure DevOps, GitHub Actions, or GitLab CI/CD.

Certified FinOps engineer working with DCIM, CMDB, hypervisor metrics, power monitoring, and Power BI/Tableau/Grafana. Implements cost visibility, data integration, reporting, and optimization for the company’s on-premises estate, following the FinOps.org framework.

You will work with AWS/Azure, CI/CD, containerisation, ITIL 4, SFIA, and AIOps tools like Datadog and PagerDuty. The role leads the stabilisation and transformation of a service operations team toward an SRE/ARE engineering model, rebuilding standards, incident management, and accountability. Toyota Connected operates in the automotive and connected mobility industry.

Work with CMDB, DCIM, hypervisor metrics, power monitoring, and Power BI/Tableau/Grafana to deliver hands-on FinOps engineering for Hitachi Digital Services’ on-premises estate. Implement cost visibility, data integration, reporting, and optimization initiatives following the FinOps.org framework, serving as the primary onshore engineering resource connecting data sources and building dashboards.

Support the Modern Desktop Programme, transitioning a global desktop estate from legacy VDI to cloud-based solutions using Azure Virtual Desktop (AVD) and Citrix. Automate and manage infrastructure with PowerShell and Terraform.

EPAM Systems★3.8 (703)· London

Lead a global SRE organization using Terraform, CloudFormation, CI/CD, and AI/ML techniques to drive reliability, automation, and self-healing across distributed systems. This role defines SLIs, SLOs, error budgets, and observability strategies with tooling for metrics, logs, and tracing. The team operates in complex, mission-critical environments, embedding reliability within SDLC.

You will develop and maintain .NET applications using C#/.NET, ASP.NET, .NET Core, SQL Server, JavaScript, HTML, CSS, REST APIs, Azure, Azure DevOps, Git, SharePoint Online, and Power Automate. As part of the Applications & Development team, you will build and support business-critical applications and contribute to modernising systems across the organisation.

You will work with BGP, OSPF, VRF, VLANs, VXLAN, VPN, NAT, DNS, DHCP, PTP, and Multicast on Cisco, Arista, Palo Alto, Fortinet, and A10/F5 platforms, plus AWS/Azure/GCP, Kubernetes/OpenShift networking, and automation via Ansible, Terraform, and Python. You will deliver a high-profile low-latency network project for a global financial services organisation, supporting exchange connectivity and electronic trading architectures.

MUFG★3.3 (1k)· London

Lead platform engineering using CI/CD,

EY★3.9 (11k)· London

Define architectures for global products/platforms using Microsoft Azure, cloud IaaS/PaaS/SaaS, containers, microservices, JavaScript, .NET, Java, Python, C++, SQL/NoSQL, Bigdata, ML, and authentication/authorization technologies, following Agile and DevSecOps. The role is within EY Client Technology’s Technology Strategy and Architecture function, delivering business-critical global products. May lead a team of architects in a portfolio or large product.

You will work with Radiant’s Cloud Platform, HPC/AI supercomputer fleet, GPUs, InfiniBand, parallel storage, AI orchestration software, and Linux environments. As part of the global Customer Support team, you triage, diagnose, and resolve complex infrastructure incidents for customers using cutting-edge AI and HPC systems.

Deutsche Bank★3.8 (3.5k)· London

You'll work with Oracle databases (11g through 19c), Exadata Cloud, PL/SQL, Python, Bash/KSH, Ansible, and RMAN across RAC, ASM, and DataGuard environments. The Global Database Engineering Team manages Deutsche Bank's relational database platform, developing automation and tooling to support operational teams, application developers, and L3 database support while analyzing incidents and optimizing performance.

Compare The Market★3.3 (20)· London

You will work with Azure, M365, identity, and automation technologies across enterprise platforms and services at Compare the Market, a financial comparison platform. As Staff Engineer for Enterprise Services, you'll own technical strategy and outcomes across infrastructure and enterprise tooling domains, leading cross-team initiatives and mentoring senior engineers while partnering with engineering, product, and operational leaders. The role emphasizes end-to-end accountability for architecture, technical governance, and resilient service delivery within regulated financial environments.

You will work with ServiceNow GRC, Integrated Risk Management (IRM), Business Continuity Management (BCM), and Third-Party Risk Management (TPRM) modules, designing workflows, automations, and integrations. The role involves designing, implementing, and enhancing ServiceNow governance, risk, and compliance solutions for an established global organisation operating in regulated environments. You'll mentor junior engineers and offshore resources while managing platform upgrades and technical governance.

You'll provide L2/L3 support for AWS infrastructure and cloud applications, working with EC2, S3, RDS, Lambda, VPC, and IAM. Responsibilities include troubleshooting complex incidents across application and infrastructure layers, monitoring systems, supporting deployments, and following ITIL processes while on an on-call rotation. The role requires strong production cloud support experience, log analysis skills, and familiarity with monitoring tools like Prometheus and Grafana.

Sportradar★3.9 (52)· London

You'll develop and maintain Sportradar's ServiceNow environment using JavaScript, Glide scripting, HTML, CSS, AngularJS, Flow Designer, and Integration Hub to automate enterprise application integrations. The role involves configuring core modules (ITSM, ITOM, CSM), custom development, and mentoring team members to support a global cross-functional infrastructure and product engineering team that prioritizes automation and high-availability services for a sports technology platform covering nearly one million annual events.