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14 senior platform engineer jobs found

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senior platform engineer £600 - £700 Greater London
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London  (14) Remote  (3) Hybrid  (1)
Outside Spy
Sep 14, 2026
6 Months or more
Platform Engineer - Common Platform at Xcede, London, 6 Months, £450-£600 per day
£450 - £600 per day
Outside Spy London, UK
Senior Platform Engineer - Common Platform 6-Month Initial Contract | Outside IR35 | London I'm currently recruiting for a Senior Platform Engineer to join the Core Platform team of a leading UK media and entertainment organisation. The team is responsible for developing and evolving an internal Common Platform, providing the tooling, infrastructure and engineering patterns that enable software development teams across the organisation. This is a hands-on Platform Engineering role combining AWS, Kubernetes/EKS, Terraform, automation, CI/CD and internal developer tooling. You'll work as part of the Core Platform team, designing, developing and supporting the platform capabilities used by engineering teams across the organisation. Responsibilities include: Designing and developing reusable Infrastructure as Code modules using Terraform Building and operating production AWS EKS/Kubernetes environments Developing internal platform tools, frameworks and automation Using Python,...
Outside Spy
Sep 21, 2026
Duration not stated
Senior Applied AI Engineer at Oxford Dynamics, London, £700–£900 per day
£700 - £900 per day
Outside Spy London, UK
Role: Senior Applied AI Engineer (Defence Contractor) Rate: £700–£900 per day, dependent on experience Location: Oxford / London Engagement: Contract, outside IR35: initial 6-month term with strong likelihood of extension Start: Immdediate start. Hybrid, with regular time on site in Oxford or London Security clearance: You must be eligible for UK security clearance (BPSS and SC. We require applicants to hold UK passport and 5 years of continuous UK residency. We can sponsor clearance for the right candidate, but given the contract nature of this role we strongly prefer candidates who already hold an active, transferable SC; DV is an advantage. If you are not eligible, we will not be able to progress your application. A note from the Founders Oxford Dynamics is at an inflection point. We build frontier AI for environments where the cost of a wrong decision is high: defence and national security, critical infrastructure, and commercial...
Outside Spy
Sep 21, 2026
6 Months or more
Cloud DevOps Engineer at Sanderson Recruitment Plc, London, 6 Months, £550-£600 per day
£550 - £600 per day
Outside Spy London, UK
DevOps/Cloud Engineer (AWS) | Active SC Clearance Required Rate: £550-600 per day (Outside IR35) Location: Hybrid, London (2 days per week onsite) Duration: Initial 6-month contract Start Date: ASAP Clearance: Active SC Clearance (Mandatory) The Opportunity We are supporting a major government programme seeking an experienced DevOps/Cloud Engineer to join a high-performing cloud engineering team. This role will focus on the design, automation and support of secure cloud infrastructure, enabling the delivery of modern digital services at scale. You will work closely with software engineers, architects and security teams to build resilient platforms, improve deployment processes and drive cloud adoption through infrastructure automation and DevOps best practices. Key Responsibilities Design, build and maintain AWS cloud infrastructure Develop and manage Infrastructure as Code using Terraform Build and improve CI/CD pipelines using GitHub Actions and...
Outside Spy
Sep 21, 2026
Duration not stated
C# Developer/£750/day | Outside IR35 | 12 month+ | Largely Remote/London at CipherTek Recruitment, ec2a, £600-£775 per day
£600 - £775 per day
Outside Spy Remote (ec2a, UK)
Senior C# Developer - Investment Banking £750/day | Outside IR35 | 12-month rolling contract | Largely Remote If you're a strong C# engineer with genuine Event Sourcing experience and interested in a long term banking project, get in touch I'm working with a leading investment bank looking for a strong Senior C# Developer to join a long-term project building and enhancing a large-scale Structured Notes platform. This is a hands-on engineering role with approximately 80% Back End C#/20% frontend, working on complex, distributed systems. The role: You'll be working across a modern .NET platform, designing and developing scalable Back End services while contributing to the Angular Front End where required. The environment involves large-scale distributed systems, asynchronous processing, Multithreading and event-driven architecture. Core technical requirements: Excellent C#/.NET development experience Strong .NET 8 knowledge Previous commercial Event...
Outside Spy
Sep 21, 2026
Duration not stated
Data engineer- £850 p/d OUTSIDE IR35/Market Risk/12 months/remote at CipherTek Recruitment, ec2a, £600-£850 per day
£600 - £850 per day
Outside Spy Remote (ec2a, UK)
Senior Data Engineer - Databricks/Spark (High-Performance Platform) £850 p/d OUTSIDE IR35 (higher for Lead) 12-month rolling (multi-year programme) 1 day/week Max - St Paul's, London We're hiring a Senior Data Engineer to build a Databricks lakehouse platform in a high-performance, business-critical Front office Risk trading environment. This is a hands-on engineering role focused on building and optimising large-scale distributed data systems. This is a highly technical team operating at scale, we're looking for engineers with deep data engineering expertise, strong low-level Spark knowledge, and experience building high-performance systems using modern Databricks and AI-driven platforms. This is working for a Front office Risk Data team, so you MUST have experience working closely with Front/middle office users and have good domain knowledge covering Market and credit Risk and derivatives What you'll do Defining technical approach for migrating historic data...
Outside Spy
Sep 18, 2026
Duration not stated
Senior Data Engineer - Contract | Outside IR35 at Oliver Bernard, London Area, £600-£800 per day
£600 - £800 per day
Outside Spy London Area, United Kingdom
Senior Data Engineer - Contract | Outside IR35 I’m working with a rapidly growing global technology-led business that is investing heavily in its Data & AI function and wider data platform. They’re now looking for a Senior Data Engineer to join their data enablement team and help build scalable data products and improve their analytics capabilities. The role: • Build and optimise data pipelines and data products • Design data models and support ELT processes • Work closely with Data Analysts, Engineers and business stakeholders • Translate business requirements into robust data solutions • Contribute to code reviews, testing, observability and wider data initiatives • Take ownership of projects with minimal oversight Stack: SQL | Python | GCP | dbt | Looker Key Info: 📍 Remote - London based ideally 💼 Contract - 6-month initial engagement 💷 Outside IR35 - £600-800/day Senior Data Engineer - Contract | Outside IR35
Outside Spy
Sep 18, 2026
6 Months or more
Senior DevSecOps Engineer at Sanderson Recruitment Plc, London, 6 Months, £600-£650 per day
£600 - £650 per day
Outside Spy London, UK
Senior DevSecOps Engineer AWS | EKS | Platform Security | Financial Services ?? Location: London/Hybrid ?? Day Rate: Up to £650 (OUTSIDE IR35) ?? Contract: Initial 6 Months We're supporting a major financial services organisation delivering a next-generation cloud platform that will underpin multiple strategic programmes and engineering teams. As a result, we're looking for a hands-on DevSecOps Engineer to join the platform security function and help build the guardrails, controls and automation that allow product and engineering teams to scale securely by default. This is an engineering-first role focused on AWS, Kubernetes, CI/CD security and platform protection. You'll work alongside Platform Engineering, Developer Platform and Security Architecture teams to ensure security is Embedded into the platform rather than bolted on afterwards. What You'll Be Doing Engineering and maintaining security controls across a multi-tenant AWS platform Implementing and...
Outside Spy
Sep 18, 2026
Duration not stated
Senior DevSecOps Engineer at Sanderson , London, £600-£650 per day
£600 - £650 per day
Outside Spy London, UK
Senior DevSecOps Engineer AWS | EKS | Platform Security | Financial Services Location: London/ Hybrid Day Rate: Up to £650 (OUTSIDE IR35) Contract: Initial 6 Months We 're supporting a major financial services organisation delivering a next-generation cloud platform that will underpin multiple strategic programmes and engineering teams. As a result, we 're looking for a hands-on DevSecOps Engineer to join the platform security function and help build the guardrails, controls and automation that allow product and engineering teams to scale securely by default. This is an engineering-first role focused on AWS, Kubernetes, CI/CD security and platform protection. You 'll work alongside Platform Engineering, Developer Platform and Security Architecture teams to ensure security is embedded into the platform rather than bolted on afterwards. What You 'll Be Doing Engineering and maintaining security controls across a multi-tenant AWS...
Outside Spy
Sep 15, 2026
6 Months or more
Data Engineer - TWE46775 at twentyAI, City Of London, £700 per day
£700 per day
Outside Spy City of London, London, UK
Data Engineer – Databricks, Azure, Python, SQL - 12 Month Contract - Outside IR35 - Up to £700 p/d (dependent on experience)   A well-established private equity firm with close to two decades' track record and preparing to launch its largest flagship fund to date is hiring a Data Engineer to build its first Databricks environment from the ground up.   This is a rare opportunity to own the technical delivery of a firm's core data platform end-to-end: partnering directly with stakeholders across Finance, Portfolio Operations, General Partners, and Compliance to unlock the data quality and visibility the business needs ahead of its next fund launch.   The Role You'll design and build the firm's first Databricks instance, standing up a medallion architecture (bronze/silver/gold) on Azure and integrating it with the firm's existing portfolio administration and data intelligence platforms. The environment you build will become the...
Outside Spy
Sep 14, 2026
Duration not stated
Senior Javascript Engineer at MRJ Recruitment, London area, £550–£600 per day
£550 - £600 per day
Outside Spy Hybrid (London, UK)
Senior Javascript Engineers (Contract) | UK based (Hybrid - London) | £550–£600 per day (Outside IR35)   We're supporting a fast-growing digital business that's investing heavily in its engineering capability and is looking for an experienced Senior Node.js Engineer to join a high-performing product team.   This isn't a role for someone who only knows one language. They're looking for polyglot engineers who understand software engineering fundamentals and are comfortable working across different technologies to solve complex problems.   You'll be:   Building and evolving high-scale backend services with Node.js & TypeScript Designing clean, scalable and maintainable solutions Working closely with Product, Engineering and Platform teams Contributing to architecture and technical decision-making Writing high-quality, well-tested code Mentoring engineers and driving engineering best practice...
Outside Spy
Sep 22, 2026
Duration not stated
AI Solutions Engineer | SC Cleared (Active/Lapsed) | Outside IR35 | Remote | £450 - 600pd at WeDo Technology Solutions Limited, London, £450-£600 per day
£450 - £600 per day
Outside Spy Remote (London, UK)
AI Solutions Engineer | SC Cleared (Active/Lapsed) | Outside IR35 | Remote | £450 - 600pd We are supporting a growing technology consultancy delivering AI, automation and digital transformation projects across enterprise and public sector environments. An immediate requirement exists for an experienced AI Solutions Engineer to support a number of high-profile programmes focused on intelligent automation, digital innovation and emerging technologies. This is an initial contract opportunity with strong potential for extension and involvement in longer-term project work. Key Details Outside IR35 Rate negotiable Predominantly remote working Immediate start available Initial 3 month contract with potential for long-term project extensions SC Clearance essential (Active/Lapsed) Responsibilities Design, develop and deploy Microsoft Copilot Studio agents , including conversational, autonomous and multi-agent solutions Evaluate...
Outside Spy
Sep 21, 2026
6 Months or more
Forward-Deployed Engineer (FDE) at Hays Specialist Recruitment, London, 3 Months, £500.0-£600.0 per year
£500 - £600 per day
Outside Spy London, UK
Forward Deployed Engineer (FDE) AI Start-Up | Contract | Outside IR35 | Remote/Hybrid (UK) | C. £500pd An innovative AI start-up is seeking an experienced Forward Deployed Engineer (FDE) to help customers unlock the full value of cutting-edge AI solutions. This is a highly customer-facing role where you will work directly with end users, stakeholders, and technical teams to design, implement, and deploy AI-driven products that solve complex business challenges. This is an excellent opportunity for a technically strong engineer who enjoys combining software engineering, problem-solving, and customer engagement within a fast-moving start-up environment. The Role As a Forward Deployed Engineer, you will act as the bridge between customers and the product engineering team. You'll work closely with clients to understand business requirements, build tailored solutions, integrate AI technologies into existing environments, and drive successful deployments. Key Responsibilities...
Outside Spy
Sep 16, 2026
Duration not stated
GCP Platform Engineer at IO Associates, London, £500-£650 per day
£500 - £650 per day
Outside Spy London, Greater London, England, UK
GCP Platform Developer 2-Year Contract | Outside IR35 | Remote First UK | Start: Monday 21st September Clearance: Active SC + UKSV confirmation required Availability: Immediate start essential Rate: £500 - £600 Outside IR35 We're looking for a GCP Platform Developer to join a large-scale public sector data programme. This is a hands-on GCP role focused on developing and managing data within a Google Cloud environment. Key skills: Strong GCP development experience BigQuery and Google Cloud Storage (GCS) Database development and management Data ingestion, cleansing and processing Data modelling, lineage, auditing and debugging Large-scale data/database environments Python or R Strong data integrity and problem-solving skills You'll work as part of an integrated delivery team alongside data, database, PM and business specialists, so strong communication is important. Must have: Active SC clearance UKSV confirmation for clearance...
Outside Spy
Sep 16, 2026
Duration not stated
Data Engineer - Capital Markets - 12 months at La Fosse Associates Limited, London, £600-£650 per day
£600 - £650 per day
Outside Spy London, Greater London, England, UK
Data Engineer | Capital Markets | London/Hybrid | 12 month contract Location: London (Flexible Hybrid model) circa 1-2 day p/w in office IR35: Outside A leading, global financial services firm is seeking an experienced Data Engineer to join their expanding Capital Markets technology team. This is an opportunity to work on a large-scale data transformation programme, developing robust data platforms that services a range of key areas including Front Office trading, risk, regulatory reporting, and market data analytics. Working alongside stakeholders across Trading, Risk, Quantitative Research and Technology, you will design and build scalable data solutions that enable critical business decisions across global markets. Key Responsibilities Design, develop and optimise enterprise-scale data pipelines and platforms Build and maintain data solutions supporting capital markets and a global trading functions Develop cloud-native data engineering solutions using modern...
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