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84 senior platform engineer jobs found

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Outside Spy
May 06, 2026
Duration not stated
Senior Platform Engineer - Contract - Outside IR35 at Mindera, London, £Contract Rate
Outside Spy London, UK
We’re looking for an EPOS & SCO Platform Engineer to build, configure, and support the in-store point of sale and self-checkout platforms across the estate. You’ll own the full lifecycle of Travel Money Kiosks, EPOS and Hospitality infrastructure, including till hardware, self-checkout units, peripherals, and backend systems—ensuring services are secure, compliant, resilient, and consistently deployed at scale. You’ll automate provisioning, configuration, updates, and monitoring so stores benefit from reliable transaction processing, seamless customer journeys, and minimal downtime. Success means stable retail operations, predictable performance, and confidence from store colleagues, product owners, and operations teams. This is a hybrid role where 3 days per week are expected on site in Bracknell. Requirements Role Responsibilities: Design, build, and maintain EPOS and SCO infrastructure (Tills, Self-Checkouts, peripherals, controllers) across Windows 10,...
Outside Spy
May 06, 2026
Duration not stated
Senior Platform Engineer - Contract - Outside IR35 at Mindera, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
We’re looking for an EPOS & SCO Platform Engineer to build, configure, and support the in-store point of sale and self-checkout platforms across the estate. You’ll own the full lifecycle of Travel Money Kiosks, EPOS and Hospitality infrastructure, including till hardware, self-checkout units, peripherals, and backend systems—ensuring services are secure, compliant, resilient, and consistently deployed at scale. You’ll automate provisioning, configuration, updates, and monitoring so stores benefit from reliable transaction processing, seamless customer journeys, and minimal downtime. Success means stable retail operations, predictable performance, and confidence from store colleagues, product owners, and operations teams. This is a hybrid role where 3 days per week are expected on site in Bracknell. Requirements Role Responsibilities: Design, build, and maintain EPOS and SCO infrastructure (Tills, Self-Checkouts, peripherals, controllers) across Windows...
Outside Spy
Apr 30, 2026
Duration not stated
Senior Platform Engineer (AWS) – Data Platform Focus at Vallum Associates, London Area, £Contract Rate
Outside Spy London Area, United Kingdom
Job Title: Senior Platform Engineer (AWS) – Data Platform Focus Location: Hybrid, 2days/week onsite-London, UK Duration: 6Months+ Contract Outside IR35 520GBP/Day Outside IR35 Overview We are hiring a Senior Platform Engineer (AWS) to work on a large project focused on moving data to AWS and building a modern data platform. The role is mainly platform and DevOps focused, with some involvement in data migration and data pipelines. We’re looking for someone who is strong in AWS, infrastructure, and automation, and can help build a scalable and reliable platform. This is a senior role, so you’ll play an important part in strengthening the team and supporting delivery. Key Responsibilities Design and implement scalable AWS platform architecture to support data migration and ingestion Deliver platform engineering and infrastructure solutions (IaC, networking, security, environments) Build and maintain CI/CD pipelines and DevOps frameworks Support...
Outside Spy
Apr 30, 2026
Duration not stated
Senior Platform Engineer (AWS) - Data Platform Focus at Vallum, London, £Contract Rate
Outside Spy London, UK
Job Title: Senior Platform Engineer (AWS) - Data Platform Focus Location: Hybrid, 2days/week onsite-London, UK Duration: 6Months+ Contract Outside IR35 520GBP/Day Outside IR35 Overview We are hiring a Senior Platform Engineer (AWS) to work on a large project focused on moving data to AWS and building a modern data platform.The role is mainly platform and DevOps focused, with some involvement in data migration and data pipelines.We're looking for someone who is strong in AWS, infrastructure, and automation, and can help build a scalable and reliable platform. This is a senior role, so you'll play an important part in strengthening the team and supporting delivery. Key Responsibilities Design and implement scalable AWS platform architecture to support data migration and ingestion Deliver platform engineering and infrastructure solutions (IaC, networking, security, environments) Build and maintain CI/CD pipelines and DevOps frameworks Support...
Outside Spy
May 06, 2026
Duration not stated
Senior Platform Engineer - Contract - Outside IR35 at Mindera, London, £Contract Rate
Outside Spy London, England, United Kingdom
We're looking for an EPOS & SCO Platform Engineer to build, configure, and support the in-store point of sale and self-checkout platforms across the estate. You'll own the full lifecycle of Travel Money Kiosks, EPOS and Hospitality infrastructure, including till hardware, self-checkout units, peripherals, and backend systems—ensuring services are secure, compliant, resilient, and consistently deployed at scale. You'll automate provisioning, configuration, updates, and monitoring so stores benefit from reliable transaction processing, seamless customer journeys, and minimal downtime. Success means stable retail operations, predictable performance, and confidence from store colleagues, product owners, and operations teams. This is a hybrid role where 3 days per week are expected on site in Bracknell. Requirements Role Responsibilities: Design, build, and maintain EPOS and SCO infrastructure (Tills, Self-Checkouts, peripherals, controllers) across Windows...
Outside Spy
May 06, 2026
Duration not stated
Senior Platform Engineer - Contract - Outside IR35 at Mindera, London/Hybrid, £Competitive Day Rate Outside IR35
Outside Spy Hybrid (Bracknell, UK)
Full job description We’re looking for an EPOS & SCO Platform Engineer to build, configure, and support the in-store point of sale and self-checkout platforms across the estate. You’ll own the full lifecycle of Travel Money Kiosks, EPOS and Hospitality infrastructure, including till hardware, self-checkout units, peripherals, and backend systems—ensuring services are secure, compliant, resilient, and consistently deployed at scale. You’ll automate provisioning, configuration, updates, and monitoring so stores benefit from reliable transaction processing, seamless customer journeys, and minimal downtime. Success means stable retail operations, predictable performance, and confidence from store colleagues, product owners, and operations teams. This is a hybrid role where 3 days per week are expected on site in Bracknell. Requirements Role Responsibilities: Design, build, and maintain EPOS and SCO infrastructure (Tills,...
Outside Spy
May 06, 2026
Duration not stated
Senior GCP Platform Engineer at Desera, United Kingdom, £600–£750 per day
£600–750 per day
Outside Spy United Kingdom
🚀 Senior GCP Platform Engineer | Outside IR35 Looking for a high-impact contract role where you’re not just maintaining systems, but building the future cloud platform? My client is working on on a major Azure → GCP migration within a complex enterprise environment. This is a hands-on, senior role with real ownership across platform design, governance, and delivery. 🔧 What you’ll be doing Lead Azure → GCP migration across critical workloads Design and build GCP Landing Zones and platform architecture Implement Terraform (IaC), CI/CD, and automation Drive best practices across security, governance, and cost optimisation Work closely with engineering teams to enable scalable, self-service platforms 🧠 What we’re looking for Strong experience with Google Cloud Platform (GCP) Proven background in platform engineering / DevOps / cloud infrastructure Hands-on with Terraform + Kubernetes (GKE ideally) Experience with cloud migrations (Azure → GCP a big...
Outside Spy
May 01, 2026
Duration not stated
Platform Engineer ID46327 at Humand Talent, Reading, £750 per day
£750 per day
Outside Spy Reading, England, United Kingdom
Platform Engineer - £750pd (Neg) - 3 - 6 Months (ID46327) Humand Talent Greater Bristol Area, United Kingdom (Hybrid) Save Apply Senior Platform Engineer (Contract to Perm) £700 per day | 3-6 Month Contract | Hybrid - Oxford Based Are you a Platform/Linux/DevOps expert who thrives on complex challenges? Do you love working at the intersection of science, technology, and hardware innovation? Ready to join a high-growth, cutting-edge tech environment where your impact is immediate? Our client, a scaling technology business with ambitious plans, is on the lookout for seasoned Senior Linux Platform Engineers to play a pivotal role in their DevOps transformation. This is your chance to join a project that blends scientific complexity with technological excellence, perfect for DevOps professionals who enjoy solving sophisticated problems, influencing infrastructure decisions, and working hands-on with the latest in modern tooling. Why...
Outside Spy
May 06, 2026
Duration not stated
2nd Line Support Engineer at VIQU IT, City and County of the City of London, £300 to £350 per Day
£300 - £350 per day
Outside Spy City of London, UK
2nd Line Support Engineer (Infrastructure) Location: Hybrid / UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are seeking a proactive and detail-oriented 2nd Line Support Engineer to support and maintain server infrastructure across both on-premise and cloud environments. This is a hands-on role suited to someone with solid foundational experience who is looking to deepen their skills across infrastructure, backend systems, and some frontend/server-facing technologies. You will work closely with senior engineers to support, monitor, and maintain systems, assist with upgrades, and ensure platform stability within a highly regulated environment. Key Responsibilities Provide 2nd line support for physical and virtual server environments Monitor system performance, investigate issues, and carry out troubleshooting across backend infrastructure Support and maintain Windows Server platforms (basic Linux exposure beneficial) Assist with server...
Outside Spy
May 06, 2026
Duration not stated
Principal Java Engineer - Retail at Mindera, London, £Contract Rate
Outside Spy London, England, United Kingdom
At Mindera, we craft software with people we love. We’re looking for a Principal Java Engineer with strong Retail experience who can join our crew! Please note: This is a six month contract that sits outside IR35. You will be required to work in Paddington 3 days a week. What does the role involve? Lead technical deep dives and knowledge sharing in the teams, anticipating challenges and proposing solutions Start influencing product and business decisions Hands-on Software Development Write high-quality Java code using frameworks such as Spring Boot or Micronaut. Build robust services that support secure, high-volume payment transactions. Develop integrations with acquiring banks, payment gateways, and fraud detection tools. Cloud & DevOps Practices Build and support cloud-native systems on the cloud (preferably Azure) using Terraform and Kubernetes. Manage CI/CD pipelines using GitHub Actions and ensure smooth delivery to production....
Outside Spy
May 06, 2026
Duration not stated
Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 at Owen Thomas | B Corp™, United Kingdom, £400 per day
£400 per day
Outside Spy Remote (United Kingdom)
Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 We’re hiring a Senior iOS Engineer (contractor) to join a cross-functional product team delivering high-quality mobile experiences for a widely used, consumer-facing platform. You’ll be joining a collaborative, quality-driven environment where engineering excellence, performance, and user experience are taken seriously. This is a 6-month initial contract , ideal for senior engineers who enjoy owning technical decisions, mentoring others, and shipping production-grade features in complex environments. The Role | Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 This is a hands-on senior role with strong influence...
Outside Spy
May 06, 2026
Duration not stated
Software Engineer at Harvey Nash, London Area, £Contract Rate
Outside Spy London Area, United Kingdom
Outside IR35 Contract Software Engineer (React & AWS) Leading Media Organisation Digital Platform (UI & UX‑Led) Location: Hybrid (London or Manchester) Day Rate: Competitive Contract Length: 6 Months + Overview We are working with a leading UK media organisation to engage an experienced Contract Software Engineer to support the development of a large‑scale, user‑centric digital platform. The platform is UI and UX‑heavy, highly visible, and used by millions, sitting at the intersection of content, information, and media. This role goes beyond pure delivery. You will work in close partnership with Product and UX, playing a key role in discovery, defining technical direction, and taking clear ownership of outcomes across complex, multi‑dependency environments. Key Responsibilities Work collaboratively with Product Managers and UX Designers during discovery to translate user needs into feasible, high‑quality technical solutions....
Outside Spy
May 06, 2026
Duration not stated
2nd Line Support Engineer at VIQU IT Recruitment, The City, London, £300-£350 per day
£300 - £350 per day
Outside Spy City of London, London, UK
2nd Line Support Engineer (Infrastructure) Location: Hybrid / UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are seeking a proactive and detail-oriented 2nd Line Support Engineer to support and maintain server infrastructure across both on-premise and cloud environments. This is a hands-on role suited to someone with solid foundational experience who is looking to deepen their skills across infrastructure, backend systems, and some frontend/server-facing technologies. You will work closely with senior engineers to support, monitor, and maintain systems, assist with upgrades, and ensure platform stability within a highly regulated environment. Key Responsibilities Provide 2nd line support for physical and virtual server environments Monitor system performance, investigate issues, and carry out troubleshooting across backend infrastructure Support and maintain Windows Server platforms (basic Linux exposure beneficial) Assist with server...
Outside Spy
May 06, 2026
Duration not stated
2nd Line Support Engineer at VIQU IT Recruitment, London, £300-£350 per day
£300 - £350 per day
Outside Spy London, UK
2nd Line Support Engineer (Infrastructure) Location: Hybrid / UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are seeking a proactive and detail-oriented 2nd Line Support Engineer to support and maintain server infrastructure across both on-premise and cloud environments. This is a hands-on role suited to someone with solid foundational experience who is looking to deepen their skills across infrastructure, backend systems, and some frontend/server-facing technologies. You will work closely with senior engineers to support, monitor, and maintain systems, assist with upgrades, and ensure platform stability within a highly regulated environment. Key Responsibilities Provide 2nd line support for physical and virtual server environments Monitor system performance, investigate issues, and carry out troubleshooting across backend infrastructure Support and maintain Windows Server platforms (basic Linux exposure beneficial)...
Outside Spy
May 05, 2026
Duration not stated
Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 at Owen Thomas | B Corp™, United Kingdom, £400 per day
£400 per day
Outside Spy Remote (United Kingdom)
Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 We’re hiring a Senior iOS Engineer (contractor) to join a cross-functional product team delivering high-quality mobile experiences for a widely used, consumer-facing platform. You’ll be joining a collaborative, quality-driven environment where engineering excellence, performance, and user experience are taken seriously. This is a 6-month initial contract , ideal for senior engineers who enjoy owning technical decisions, mentoring others, and shipping production-grade features in complex environments. The Role | Senior iOS Engineer (Contract) | Swift, UIKit, MVVM, Snapshot Testing, ActivityKit | High-Traffic Consumer App | £400/day | Remote (UK) | 6-Month initial Contract, Likely extensions | Outside IR35 This is a hands-on senior role with strong influence...
Outside Spy
May 05, 2026
Duration not stated
2nd Line Support Engineer at VIQU Ltd, London, £300-£350 per day
£300 - £350 per day
Outside Spy London, Greater London, England, UK
2nd Line Support Engineer (Infrastructure) - Outside IR35 Location: Hybrid/UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are seeking a proactive and detail-oriented 2nd Line Support Engineer to support and maintain server infrastructure across both on-premise and cloud environments. This is a hands-on role suited to someone with solid foundational experience who is looking to deepen their skills across infrastructure, Back End systems, and some frontend/server-facing technologies. You will work closely with senior engineers to support, monitor, and maintain systems, assist with upgrades, and ensure platform stability within a highly regulated environment. Key Responsibilities Provide 2nd line support for physical and virtual server environments Monitor system performance, investigate issues, and carry out troubleshooting across Back End infrastructure Support and maintain Windows Server platforms (basic Linux exposure beneficial) Assist...
Outside Spy
May 05, 2026
6 Months or more
Windows Endpoint Infrastructure Engineer at Oscar Associates Ltd, Glasgow, 12 Months, £600-£700 per day
£600 - £700 per day
Outside Spy Glasgow, UK
Windows Endpoint Infrastructure Engineer | Glasgow | 3 days onsite | 12 month contract | £600-£700 per day | Outside IR35 We're looking for a highly experienced Windows Endpoint Infrastructure Engineer to join a large-scale enterprise environment. This is a hands-on, senior-level engineering role suited to someone with a strong operational background in building, running, and troubleshooting Windows infrastructure at scale. You'll be part of a specialist endpoint engineering function focused on designing, deploying, and maintaining secure Windows environments across both on-premise and cloud platforms. Working closely with cybersecurity teams, you'll deliver robust, scalable endpoint solutions that protect critical systems while ensuring high performance and reliability. This role is heavily infrastructure-focused, with a strong emphasis on automation and operational excellence. Key Responsibilities Engineer, deploy, and support Windows endpoint infrastructure across a...
Outside Spy
May 05, 2026
6 Months or more
Staff .NET Backend Engineer (Contract) at Nicoll Curtin Technology, United Kingdom, 6 Months, £900 per day
£900 per day
Outside Spy United Kingdom
Staff .NET Backend Engineer (Contract) UK | Fully Remote (UK-based) | 6 months | £900 per day (Outside IR35) High-growth Product Engineering Team Build and evolve core Back End services powering a large-scale property technology platform We're supporting a well-established, product-led technology business that's continuing to modernise and scale the Back End services behind its core platform. This is a critical engineering role within a mature but evolving environment, focused on building robust, cloud-native services that support real-world, high-volume usage. This role suits an experienced contractor who enjoys owning Back End systems end-to-end, working in production environments, and influencing how services are designed, built and shipped, not just delivering tickets. You'll operate as a Staff-level, hands-on engineer , Embedded within a product squad and working closely with senior engineering leadership to set technical standards and deliver...
Outside Spy
May 05, 2026
6 Months or more
Principal Full Stack Engineer (React/.NET/Agentic AI) - 6 months contract at Nicoll Curtin Technology, United Kingdom, 6 Months, £900 per day
£900 per day
Outside Spy United Kingdom
UK | Fully Remote (UK-based) Staff/Principal Full Stack Engineer (Contract) 6 months | £900 per day (Outside IR35) High-growth Product Engineering Team Build and evolve a core CRM product used across the business We're supporting a product-led organisation that is rebuilding and modernising key areas of an existing CRM platform . This role suits an experienced contractor who enjoys working in brownfield environments , partnering closely with the business, and shaping how a product evolves rather than just delivering tickets. You'll operate as a senior, hands-on engineer within a growing engineering group, working closely with senior leadership to take the product from where it is today to where it needs to be next . The role This is a product-focused engineering position , not a pure delivery role: Rebuild and enhance existing CRM features within a live production system Work end-to-end across Front End and Back End systems Partner closely with...
Outside Spy
May 05, 2026
Duration not stated
Windows Endpoint Infrastructure Engineer at Oscar Technology, Glasgow, £600-£700 per day
£600 - £700 per day
Outside Spy Glasgow, UK
Windows Endpoint Infrastructure Engineer | Glasgow | 3 days onsite | 12 month contract | £600- £700 per day | Outside IR35 We 're looking for a highly experienced Windows Endpoint Infrastructure Engineer to join a large-scale enterprise environment. This is a hands-on, senior-level engineering role suited to someone with a strong operational background in building, running, and troubleshooting Windows infrastructure at scale. You 'll be part of a specialist endpoint engineering function focused on designing, deploying, and maintaining secure Windows environments across both on-premise and cloud platforms. Working closely with cybersecurity teams, you 'll deliver robust, scalable endpoint solutions that protect critical systems while ensuring high performance and reliability. This role is heavily infrastructure-focused, with a strong emphasis on automation and operational excellence. Key Responsibilities Engineer, deploy, and support Windows endpoint...
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