7 senior infrastructure engineer jobs found in London

Senior Software Engineer - Outside IR35 - Contract (Insurance) About the role Essential: Self-starter, someone who can pick up context quickly, drive outcomes efficiently, and to a high quality Competent in doing high-level designs, solution management, and scoping Understanding of data modelling best practices Ability to translate technical solutions to non-technical stakeholders and bring them on the journey Experience working in an agile delivery environment Experience working with React, TypeScript, Azure, Microsoft SQL, and Databricks (if they don’t have all of these, that’s workable, but be good to understand any they don’t have experience with) Frontend: React + TypeScript + Vite Material UI with Emotion for styling TanStack React Query 5 for server state React Router 7 React Hook Form+Yup for forms/validation MSAL for Entra ID auth Jest+Testing Library for unit tests; Playwrightfor E2E and visual tests Hosted as an Azure Static...

SRE - Outside IR35 - £520/day - Remote Site Reliability Engineer (SRE) | AWS/Azure/GCP | Terraform | CI/CD | IAM We're supporting a consultancy client hiring an experienced SRE for a 6-month contract , paying up to £520/day (Outside IR35) . Remote-first with occasional Canary Wharf visits. Immediate start. Key Skills Strong SRE/Platform Engineering background Cloud (AWS, Azure or GCP) Terraform/Infrastructure as Code CI/CD & automation SLO/SLI/observability Strong IAM experience : Least privilege access design IAM roles, policies & identity architecture Short-lived credentials (SSO, OIDC) Governance/policy-as-code Role Focus Embed SRE principles (SLOs, SLIs, error budgets) Improve system reliability, scalability & performance Build IaC, pipelines & reusable platform patterns Drive IAM best practices, security & governance Enhance incident response, monitoring & resilience Details 6...

Senior Software Engineer - APIs & Integration (Azure & Kafka) Contract Length: 6 months Initial Rate: £500-£525 per day Location: Remote IR35: Outside We're supporting a major cloud transformation programme and are looking for an experienced API Architect to help modernise a critical enterprise platform. This role is focused on transforming a large API estate, migrating services from on-premise infrastructure into Azure, and evolving a monolithic architecture into a modern, scalable, event-driven ecosystem. This is a hands-on architecture role where you'll work closely with engineering teams to define architectural standards, guide implementation, and support the delivery of a long-term modernisation strategy. The Opportunity You'll play a key role in: Leading the migration of business-critical APIs from on-premise environments into Azure Defining and driving API architecture across a complex technology landscape Decomposing a large API monolith into...

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world‑class security shouldn't be an afterthought— it should be the foundation. We are an independent, outputs‑based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross‑government secure IT system. This is an exciting opportunity to contribute to the design and consumption of a private cloud environment from the ground up and help modernise the end‑user services that support national decision‑making. We don’t believe in “billing by the hour” or rigid hierarchies; we are a lean, expert team focused on delivering high‑impact outcomes. If you are a self‑starter who thrives on autonomy and wants to see your analysis, insights, and business decisions shape the future of sovereign security, we...

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world‑class security shouldn't be an afterthought— it should be the foundation. We are an independent, outputs‑based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross‑government secure IT system. This is an exciting opportunity to contribute to the design and consumption of a private cloud environment from the ground up and help modernise the end‑user services that support national decision‑making. We don’t believe in “billing by the hour” or rigid hierarchies; we are a lean, expert team focused on delivering high‑impact outcomes. If you are a self‑starter who thrives on autonomy and wants to see your analysis, insights, and business decisions shape the future of sovereign security, we...

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Opening: Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving some of the most complex technology and security challenges within the UK public sector. We are currently supporting a landmark transformation of a cross-government secure IT system, helping to build and modernise critical digital services, cloud platforms, infrastructure capabilities, and workplace technologies that underpin national decision-making. We don't believe in rigid hierarchies or billing by the hour. We are a lean, expert team focused on delivering meaningful outcomes in highly secure environments. If you are passionate about Agile delivery, servant leadership, and helping teams achieve their full potential, we would love to hear...

Service Desk Manager - IT, M365, Azure AD, Backlogs, Reporting , Burndown Charts, ServiceNow, EntraID, Intune, Windows 11, SharePoint, Teams, ISO 27001, Cyber Essentials, ITAM, SAM, ServiceNow, SharePoint, ITIL, SLAs, KPIs, OLAs, Hybrid (4d/w London) Outside IR35 This is a fantastic Service Desk Manager contract opportunity with a leading London based tech organisation. The Service Desk Manager role is Hybrid with 4 days a week in the central London office and the rest of the time you will work remotely. The Service Desk Manager contract is Outside IR35. The Service Desk Manager will oversee an existing established Service Desk, championing best practices across a M365 ServiceNow environment. The current Service Desk has an existing backlog and the role will be not only to help clear but understand and improve current associated process, enabling reporting to senior stakeholders and predictions going forward. Solid experience as a Service Desk Manager turning round...