78 platform engineer jobs found in London

Platform Engineer | Trading Firm Central London | 3 days on site Outside IR35 | Up to £650 per day A trading firm in central London has rolled out a business wide data platform and now needs a senior Platform Engineer to take full control of the platform layer. Kubernetes is the heart of this environment and they need someone who can run it with confidence, precision and zero drama. What they need you to bring Serious Kubernetes depth covering cluster design, workload orchestration, autoscaling strategies, multi cluster operations, network policy, resource tuning and deep debugging across pods, nodes and the control plane Deep Linux fluency with the ability to harden, tune and own production environments from top to bottom Strong SQL engineering skills covering schema design, performance tuning and high throughput optimisation Solid C# background with clean, maintainable service patterns Ability to design, build and refine CI/CD...

SC Cleared GCP / Kubernetes Platform Engineer | Outside IR35 | 6 Month Contract Duration: 6 Months (likely extensions) IR35: Outside IR35 Rate: £400-£450 per day Location: Hybrid - London (3 days onsite) I'm looking for a GCP Platform Engineer / Kubernetes Engineer to join a multi-year transformation programme delivering some of the UK Government's most critical systems. The client is open to candidates with strong Kubernetes platform experience , even if you haven't worked directly with GDC - as GDC is fundamentally Kubernetes-based. What you'll do Design and operate secure GCP and Kubernetes platforms (GDC exposure a bonus) Build solutions for disconnected / air-gapped environments Own IAM, networking, GKE and core platform services Automate infrastructure using Terraform and CI/CD pipelines Optimise platform performance, reliability and cost Partner closely with security and architecture teams What you'll bring Strong...

SC Cleared GCP / Kubernetes Platform Engineer Outside IR35 6 Month Contract Duration: 6 Months (likely extensions) IR35: Outside IR35 Rate: £400-£450 per day Location: Hybrid - London (3 days onsite) I'm looking for a GCP Platform Engineer / Kubernetes Engineer to join a multi-year transformation programme delivering some of the UK Government's most critical systems. The client is open to candidates with strong Kubernetes platform experience , even if you haven't worked directly with GDC - as GDC is fundamentally Kubernetes-based. What you'll do Design and operate secure GCP and Kubernetes platforms (GDC exposure a bonus) Build solutions for disconnected / air-gapped environments Own IAM, networking, GKE and core platform services Automate infrastructure using Terraform and CI/CD pipelines Optimise platform performance, reliability and cost Partner closely with security and architecture teams What you'll bring Strong...

SC Cleared GCP/Kubernetes Platform Engineer | Outside IR35 | 6 Month Contract Duration: 6 months (likely extensions) IR35: Outside IR35 Rate: £400-£450 per day Location: Hybrid - London (3 days onsite) I'm looking for a GCP Platform Engineer/Kubernetes Engineer to join a multi-year transformation programme delivering some of the UK Government's most critical systems. The client is open to candidates with strong Kubernetes platform experience , even if you haven't worked directly with GDC - as GDC is fundamentally Kubernetes-based. What you'll do Design and operate secure GCP and Kubernetes platforms (GDC exposure a bonus) Build solutions for disconnected/air-gapped environments Own IAM, networking, GKE and core platform services Automate infrastructure using Terraform and CI/CD pipelines Optimise platform performance, reliability and cost Partner closely with security and architecture teams What you'll bring Strong hands-on...

SC Cleared GCP Engineer / Administrator Outside IR35 6 Month Contract Duration: 6 Months (likely extensions) IR35: Outside IR35 Rate: £400-450 per day Location: Hybrid London 3 days a week Im looking for a GCP Cloud Platform Administrator / Engineer to Join a multi-year transformation programme delivering some of the UK Government's most critical systems. What you'll do Design and operate secure GCP & GDC Google Distributed Cloud platforms Build solutions for disconnected / air-gapped environments Own IAM, networking, GKE and core cloud services Automate infrastructure with Terraform and CI/CD Optimise performance, reliability and cost Partner with security and architecture teams What you'll bring Strong hands-on GCP engineering or SRE experience Knowledge of Google Distributed Cloud Experience in offline, regulated or classified environments Deep IaC, automation and Kubernetes skills Security-first mindset and strong communication skills Bonus...

SC Cleared GCP Engineer/Administrator | Outside IR35 | 6 Month Contract Duration: 6 months (likely extensions) IR35: Outside IR35 Rate: £400-450 per day Location: Hybrid London 3 days a week Im looking for a GCP Cloud Platform Administrator/Engineer to Join a multi-year transformation programme delivering some of the UK Government's most critical systems. What you'll do Design and operate secure GCP & GDC Google Distributed Cloud platforms Build solutions for disconnected/air-gapped environments Own IAM, networking, GKE and core cloud services Automate infrastructure with Terraform and CI/CD Optimise performance, reliability and cost Partner with security and architecture teams What you'll bring Strong hands-on GCP engineering or SRE experience Knowledge of Google Distributed Cloud Experience in offline, regulated or classified environments Deep IaC, automation and Kubernetes skills Security-first mindset and strong communication skills Bonus...

Job Title: Senior Software Engineer (Contract) - Enterprise Platform Location: Remote Contract: Outside IR35 Department: Engineering Overview Pynea is an enterprise interview intelligence platform replacing slow, fragile enterprise software with fast, secure, scalable systems. This is a senior contract role for an engineer who can onboard fast, work with evolving requirements, and ship production-grade enterprise features with minimal direction. Responsibilities Design and build secure, multi-user enterprise workflows Develop scalable, high-concurrency GraphQL APIs Implement role-based access control, audit logs, and data integrity Build reliable, event-driven systems (queues, retries, idempotency) Contribute to cloud-native architecture across AWS and GCP Ensure system reliability through monitoring, logging, and error handling Required Skills & Experience Senior-level experience building enterprise-grade software Strong TypeScript,...

Cloud Security Engineer - AWS, Cloud, IAM, CI/CD, We're thrilled to be working with this impressive fintech business, experiencing significant change and growth who are recruiting for a highly skilled AWS Security Engineer. This newly created position is focused on addressing cloud and application vulnerabilities across a large scale AWS environment. Through a combination of hands on execution and collaboration with an impressive team of Engineers you'll play a key role improving security across both code and infrastructure. Our client's working arrangements require three days per week in the office. About the Opportunity As a senior technical figure within the security team you'll play a key role in safeguarding their cloud infrastructure and contributing significantly to their security strategy, ensuring the highest possible level of protection for the business. Supporting the security leadership you'll focus on remediation, tackling a significant portfolio of tasks...

DevSecOps/Security Engineer - Azure, Security We're thrilled to be working with this impressive fintech business, experiencing significant change and growth who are recruiting for a highly skilled Azure Security Engineer. This newly created position is focused on addressing cloud and application vulnerabilities across a large scale Azure estate. Through a combination of hands on execution and collaboration with an impressive team of Engineers you'll play a key role improving security across both code and infrastructure. Our client's working arrangements require three days per week in the office. About the Opportunity As a senior technical figure within the security team you'll play a key role in safeguarding their cloud infrastructure and contributing significantly to their security strategy, ensuring the highest possible level of protection for the business. Supporting the security leadership you'll focus on remediation, tackling a significant portfolio of tasks across...

Cloud Security Engineer - AWS, Cloud, IAM, CI/CD, We're thrilled to be working with this impressive fintech business, experiencing significant change and growth who are recruiting for a highly skilled AWS Security Engineer. This newly created position is focused on addressing cloud and application vulnerabilities across a large scale AWS environment. Through a combination of hands on execution and collaboration with an impressive team of Engineers you'll play a key role improving security across both code and infrastructure. Our client's working arrangements require three days per week in the office. About the Opportunity As a senior technical figure within the security team you'll play a key role in safeguarding their cloud infrastructure and contributing significantly to their security strategy, ensuring the highest possible level of protection for the business. Supporting the security leadership you'll focus on remediation, tackling a significant portfolio of tasks...

Cloud Security Engineer - AWS, Cloud, IAM, CI/CD, We 're thrilled to be working with this impressive fintech business, experiencing significant change and growth who are recruiting for a highly skilled AWS Security Engineer. This newly created position is focused on addressing cloud and application vulnerabilities across a large scale AWS environment. Through a combination of hands on execution and collaboration with an impressive team of Engineers you 'll play a key role improving security across both code and infrastructure. Our client 's working arrangements require three days per week in the office. About the Opportunity As a senior technical figure within the security team you 'll play a key role in safeguarding their cloud infrastructure and contributing significantly to their security strategy, ensuring the highest possible level of protection for the business. Supporting the security leadership you 'll focus on remediation, tackling a...

DevSecOps/Security Engineer - Azure, Security We 're thrilled to be working with this impressive fintech business, experiencing significant change and growth who are recruiting for a highly skilled Azure Security Engineer. This newly created position is focused on addressing cloud and application vulnerabilities across a large scale Azure estate. Through a combination of hands on execution and collaboration with an impressive team of Engineers you 'll play a key role improving security across both code and infrastructure. Our client 's working arrangements require three days per week in the office. About the Opportunity As a senior technical figure within the security team you 'll play a key role in safeguarding their cloud infrastructure and contributing significantly to their security strategy, ensuring the highest possible level of protection for the business. Supporting the security leadership you 'll focus on remediation, tackling a...

Azure DevOps / Platform Engineer (Contract) Location: Remote (UK or Nearshore) Start Date: End of January 2026 (Interviews early January) Duration: Minimum 6 months Day Rate: £400/day Outside IR35 About the Role My client is seeking experienced Azure DevOps / Platform Engineers to join a major transformation programme. The focus is on enabling modern cloud infrastructure and self-service capabilities for BI platforms. Candidates ideally would have worked on Azure DevOps projects with a lot of Snowflake as well. Key Responsibilities Design and implement Infrastructure as Code (IaC) solutions using Azure DevOps. Configure and manage networking, security, and containerisation within Azure environments. Drive observability and monitoring across platforms. Support creation of self-service capabilities for BI and analytics teams. Collaborate with stakeholders to ensure robust, scalable, and secure cloud solutions. Essential Skills Strong experience with Azure DevOps and related...

Azure DevOps/Platform Engineer (Contract) Location: Remote (UK or Nearshore) Start Date: End of January 2026 (Interviews early January) Duration: Minimum 6 months Day Rate: £400/day Outside IR35 About the Role My client is seeking experienced Azure DevOps/Platform Engineers to join a major transformation programme. The focus is on enabling modern cloud infrastructure and self-service capabilities for BI platforms. Candidates ideally would have worked on Azure DevOps projects with a lot of Snowflake as well. Key Responsibilities Design and implement Infrastructure as Code (IaC) solutions using Azure DevOps. Configure and manage networking, security, and containerisation within Azure environments. Drive observability and monitoring across platforms. Support creation of self-service capabilities for BI and analytics teams. Collaborate with stakeholders to ensure robust, scalable, and secure cloud solutions. Essential Skills Strong experience with Azure DevOps...

Azure DevOps / Platform Engineer (Contract) Location: Remote (UK or Nearshore) Start Date: End of January 2026 (Interviews early January) Duration: Minimum 6 months Day Rate: £400/day Outside IR35 About the Role My client is seeking experienced Azure DevOps / Platform Engineers to join a major transformation programme. The focus is on enabling modern cloud infrastructure and self-service capabilities for BI platforms. Candidates ideally would have worked on Azure DevOps projects with a lot of Snowflake as well. Key Responsibilities Design and implement Infrastructure as Code (IaC) solutions using Azure DevOps. Configure and manage networking, security, and containerisation within Azure environments. Drive observability and monitoring across platforms. Support creation of self-service capabilities for BI and analytics teams. Collaborate with stakeholders to ensure robust, scalable, and secure cloud...

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Senior Azure API Engineer Outside IR35 | £600-750/day | Remote/Hybrid UK The Role Lead the design and delivery of enterprise-grade API solutions on Azure. You'll architect scalable, secure API platforms that unlock business value from data and drive monetization opportunities. Working within our Enterprise Data Platform team, you'll build the critical integration layer connecting internal teams and external customers to consistent, reliable data services. What You'll Do Design and operationalise a lean, zero-trust API platform on Azure API Management Architect microservices and event-driven integration flows at scale Define API specifications using OpenAPI and implement modern integration patterns Drive CI/CD automation, monitoring, and operational excellence Mentor developers and champion best practices across the engineering team Partner with product, dev, and ops teams to deliver solutions that delight users What You Bring Essential: 10+ years software...

Contract: Site Reliability Engineer Location: UK/Ireland/Netherlands with EU travel required 2-3 times per year (4-8 weeks at a time) Rate: circa £400-405 per day outside of IR35. Travel expensed Start: ASAP Duration: 12 months Reference: 20151 We are looking for an experienced Site Reliability Engineer (SRE) to join a high-performing engineering team on a long-term contract project. This contract is hybrid working remotely and then on site for periods of time during deployments with EU travel required 2-3 times per year , for up to 8 weeks at a time . You will have an EU passport or willing to work around the EU work restrictions as a British passport holder. The engineer will play a key role in ensuring the reliability, scalability, security, and performance of Kubernetes-based platforms and supporting infrastructure in an air-gapped technical environment. Scope: Design, operate, and maintain highly available and...

Senior Developer – Microsoft 365/Outlook Add-in - (Remote) - 6 Month Contract (Outside IR35) A global WealthTech SaaS platform is seeking a Senior Developer with strong experience across Microsoft 365, modern web engineering and enterprise integrations. The role sits within the core product team, focused on delivering a next-generation Outlook Add-in used by Relationship Managers across private banks and wealth management institutions. You will play a key role in building and evolving client-facing functionality integrated into a complex API-driven WealthTech platform, supporting digital transformation across global financial services clients. Key Responsibilities Product Delivery • Design and develop Microsoft Outlook add-ins using TypeScript and Office.js. • Deliver client-side functionality integrated with core product web applications. • Ensure compatibility across Outlook Web, New Outlook, and Desktop environments. Technical Ownership • Own technical...

Contract: Site Reliability Engineer Location: UK/Ireland/Netherlands with EU travel required 2-3 times per year (4-8 weeks at a time) Rate: circa £400-405 per day outside of IR35. Travel expensed Start: ASAP Duration: 12 months Reference: 20151 We are looking for an experienced Site Reliability Engineer (SRE) to join a high-performing engineering team on a long-term contract project. This contract is hybrid working remotely and then on site for periods of time during deployments with EU travel required 2-3 times per year , for up to 8 weeks at a time . You will have an EU passport or willing to work around the EU work restrictions as a British passport holder. The engineer will play a key role in ensuring the reliability, scalability, security, and performance of Kubernetes-based platforms and supporting infrastructure in an air-gapped technical environment. Scope: Design, operate, and maintain highly available and...