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23 system engineer jobs found in Remote, remote

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Remote system engineer Remote
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Outside Spy
Apr 20, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 17, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 16, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 15, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 24, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 24, 2026
6 Months or more
Principal Full Stack Engineer - TypeScript, React, Node, Agentic Workflow (Claude Code) - OUTSIDE at Smart-Sourcer, Remote, 6 Months, £875-£900 per day
£875 - £900 per day
Outside Spy Remote (Remote , UK)
Principal Full Stack Engineer - TypeScript, React, Node, Agentic Workflow (Claude Code), AWS, Forward Deployed, AI-Native Engineering - OUTSIDE IR35 Reporting to the Director of Engineering, this is a genuinely outstanding contract opportunity for a rockstar Principal Engineer to lead the development of a greenfield SaaS product . We're looking for a best of breed', deeply senior, technically hands-on engineer who thrives in complex problem spaces and fast-moving start-up & scale-up environments. You'll need a genuinely Product Centric mindset and approach twinned with experience of AI-Native Engineering and Agentic Workflow . You'll be Embedded into a product squad, frequently working Forward Deployed ; sitting shoulder-to-shoulder with clients to understand their workflows, shape solutions in Real Time, and ship production-grade software that transforms how they operate. You'll own outcomes end-to-end across the stack, setting the technical bar for the...
Outside Spy
Apr 23, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 22, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 21, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 17, 2026
Duration not stated
Contract Java Software Engineer Outside IR35 Fully Remote at Interact Consulting Limited, Manchester, £Contract Rate
Outside Spy Remote (Manchester, UK)
Contract Software Engineer (Java / Microservices / Azure / SQL) - HealthTech - Outside IR35 - £500-£550pd - Fully Remote - 6 Months Are you an experienced Backend Software Engineer looking for your next outside IR35 contract ? My client, an innovative HealthTech company , is seeking a talented Java Engineer to join their platform team on a fully remote, 6-month contract . Role Overview: You'll play a key role in enhancing and integrating core backend services that power a modern healthcare platform. The focus will be on Java-based microservices , API integrations , and Azure cloud infrastructure , ensuring a robust and scalable system that supports critical healthcare operations. Key Skills & Experience: Strong commercial experience with Java (8+) and microservices architecture Proven background in API and platform integration Solid understanding of Azure (Functions, App Services, Service Bus, etc.) Expertise in SQL and database performance tuning...
Outside Spy
Apr 17, 2026
Duration not stated
Contract Java Software Engineer Outside IR35 Fully Remote at InterAct Consulting, Manchester, £500-£550 per day
£500 - £550 per day
Outside Spy Remote (Manchester, Fully Remote, UK)
Contract Software Engineer (Java/Microservices/Azure/SQL) - HealthTech - Outside IR35 - £500-£550pd - Fully Remote - 6 months Are you an experienced Backend Software Engineer looking for your next outside IR35 contract ? My client, an innovative HealthTech company , is seeking a talented Java Engineer to join their platform team on a fully remote, 6-month contract . Role Overview: You'll play a key role in enhancing and integrating core Back End services that power a modern healthcare platform. The focus will be on Java-based microservices , API integrations , and Azure cloud infrastructure , ensuring a robust and scalable system that supports critical healthcare operations. Key Skills & Experience: Strong commercial experience with Java (8+) and microservices architecture Proven background in API and platform integration Solid understanding of Azure (Functions, App Services, Service Bus, etc.) Expertise in SQL and database performance tuning...
Outside Spy
Apr 17, 2026
Duration not stated
Contract Java Software Engineer Outside IR35 Fully Remote at interAct Consulting Limited, Manchester, £Contract Rate
Outside Spy Remote (Manchester, UK)
Contract Software Engineer (Java / Microservices / Azure / SQL) - HealthTech - Outside IR35 - £500- £550pd - Fully Remote - 6 Months Are you an experienced Backend Software Engineer looking for your next outside IR35 contract ? My client, an innovative HealthTech company , is seeking a talented Java Engineer to join their platform team on a fully remote, 6-month contract . Role Overview: You 'll play a key role in enhancing and integrating core backend services that power a modern healthcare platform. The focus will be on Java-based microservices , API integrations , and Azure cloud infrastructure , ensuring a robust and scalable system that supports critical healthcare operations. Key Skills & Experience: Strong commercial experience with Java (8+) and microservices architecture Proven background in API and platform integration Solid understanding of Azure (Functions, App Services, Service Bus, etc.)...
Outside Spy
Apr 16, 2026
Duration not stated
Data Migration Engineer - Outside IR35 - Remote at Tenth Revolution Group, City of London, £450-£500 per day
£450 - £500 per day
Outside Spy Remote (City of London, UK)
Data Migration Engineer - Outside IR35 - Remote Overview We are seeking an experienced Data Migration Analyst/Engineer to support a major data warehouse rebuild for a wealth management firm undergoing a large-scale system and data migration programme. Working closely with the Lead Data Engineer, this role will play a critical part in ensuring the new data warehouse accurately replicates existing outputs, while identifying and resolving any data gaps introduced during migration. This is a hands-on role requiring strong analytical capability, deep SQL expertise, and experience working in complex, regulated data environments. Key Responsibilities Perform source-to-target mapping , documenting field-level lineage across systems and transformation layers Analyse and interpret complex Legacy SQL stored procedures (including multi-CTE logic, temp tables, and parameterised pipelines) Support data migration validation , ensuring accuracy and completeness of migrated datasets...
Outside Spy
Apr 16, 2026
Duration not stated
Data Migration Engineer - Outside IR35 - Remote at Tenth Revolution Group, London, £Contract Rate
Outside Spy Remote (London, UK)
Data Migration Engineer - Outside IR35 - Remote Overview We are seeking an experienced Data Migration Analyst / Engineer to support a major data warehouse rebuild for a wealth management firm undergoing a large-scale system and data migration programme. Working closely with the Lead Data Engineer, this role will play a critical part in ensuring the new data warehouse accurately replicates existing outputs, while identifying and resolving any data gaps introduced during migration. This is a hands-on role requiring strong analytical capability, deep SQL expertise, and experience working in complex, regulated data environments. Key Responsibilities Perform source-to-target mapping , documenting field-level lineage across systems and transformation layers Analyse and interpret complex legacy SQL stored procedures (including multi-CTE logic, temp tables, and parameterised pipelines) Support data migration validation , ensuring accuracy and...
Outside Spy
Apr 24, 2026
Duration not stated
OT Applications Engineer at InfoSec People Ltd, Cardiff, £600 per day
£600 per day
Outside Spy Remote (Cardiff, Wales, United Kingdom)
Role: OT Applications Integration Engineer (SCADA) Location: Remote with ad hoc travel Rate: £600 per day (Outside IR35) Duration: 12 Months I am currently partnering with a leading organisation in the Utilities sector to recruit a Technical Analyst specialising in OT Applications Engineering. This organisation operates at a national scale, managing critical infrastructure where security and resilience are paramount. This is a hands-on technical role focused on a major SCADA uplift programme. You will be responsible for improving the security posture of the Operational Technology environment through application migration, Kerberos rollout, and enhanced privileged access management. The project is critical for addressing specific security findings and achieving compliance with NIS CAF standards. Key Responsibilities Integrate, deploy, and maintain multitier applications within a distributed OT environment. Execute the Kerberos rollout for SCADA...
Outside Spy
Apr 24, 2026
Duration not stated
Azure DevOps Platform Engineer Remote Outside IR35 at Interact Consulting Limited, Manchester, £Contract Rate
Outside Spy Remote (Manchester, UK)
Azure DevOps/Platform Engineer (Contract - 6 Months) £575 per day Outside IR35 Fully Remote (UK Only) We're partnering with a world-renowned health tech organisation to find an experienced Azure DevOps/Platform Engineer to join their Cloud Engineering team on an initial 6-month contract. This is a fantastic opportunity to work on meaningful, high-impact systems in a modern Azure environmen click apply for full job details
Outside Spy
Apr 21, 2026
6 Months or more
Scrum Master - AWS - Outside of IR35 ! at Cloud Consulting, Remote/Solihull, 6 to 12 Months, £475-£500 per day
£475 - £500 per day
Outside Spy Remote (Remote/Solihull, UK)
Cloud Consulting have an urgent requirement for an experienced Scrum Master to join a high-profile project for a leading project. The role requires - SC and NPPV3 Vetting Clearance It's a hybrid working pattern - 1 or 2 days on-site in Solihull, and the remainder remote, and is outside of IR35 As a Technical Scrum Master, you will facilitate Agile delivery within cloud and engineering teams, ensuring high-quality, secure, and predictable delivery of AWS, DevOps, and platform initiatives. Working closely with the Technical Delivery Manager, Product Owners, architects, and DevOps engineers, you will combine strong Scrum facilitation with sufficient technical depth to understand engineering challenges, remove complex impediments, and optimise delivery flow. Unlike a traditional Scrum Master, you will actively engage in technical discussions, understand architectural dependencies, and help drive engineering excellence across cloud and DevOps teams Key Responsibilities:...
Outside Spy
Apr 20, 2026
Duration not stated
JavaScript Developer, React focused, Product Engineer (Contract) | React, TypeScript, Node.js, AWS | Product-Led Delivery | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
JavaScript Developer, React focused, Product Engineer (Contract) | React, TypeScript, Node.js, AWS | Product-Led Delivery | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Product Engineers (contractors) with strong frontend or full-stack capabilities to join a large-scale public sector transformation programme. This role focuses on building modern, user-centric digital products as part of cross-functional teams spanning product, design, and engineering. You’ll be working on high-impact platforms, delivering intuitive, scalable web applications used by a wide range of users. This is a 6-month initial contract, ideal for engineers who combine strong frontend expertise with product thinking and a pragmatic approach to delivery. The Role | JavaScript Developer, React focused, Product Engineer (Contract) | React, TypeScript, Node.js, AWS | Product-Led Delivery | £400-450/day | Outside IR35 | Fully Remote (UK) |...
Outside Spy
Apr 17, 2026
Duration not stated
AI Engineer - Outside IR35 - Remote at Tenth Revolution Group, City of London, £350-£400 per day
£350 - £400 per day
Outside Spy Remote (City of London, UK)
AI Engineer - Outside IR35 - Remote Overview We're looking for an experienced AI Engineer to design, build, and scale production-grade agentic systems. This role focuses on developing intelligent, tool-using agents that operate reliably in real-world environments-not just prototypes. You'll work at the intersection of LLMs, orchestration frameworks, and modern Back End systems to deliver robust AI-powered applications. Key Responsibilities Design and build AI-powered applications using agentic workflows Develop and orchestrate multi-agent systems with clear communication and task delegation patterns Implement structured output handling and tool-use integrations Build and maintain scalable Back End services using Node.js and REST APIs Ship production-ready agents with reliability, monitoring, and performance in mind Integrate agents with external tools, APIs, and MCP Servers Establish observability for AI systems, including tracing, cost monitoring, and failure...
Outside Spy
Apr 17, 2026
Duration not stated
AI Engineer - Outside IR35 - Remote at Tenth Revolution Group, London, £Contract Rate
Outside Spy Remote (London, UK)
AI Engineer - Outside IR35 - Remote Overview We 're looking for an experienced AI Engineer to design, build, and scale production-grade agentic systems. This role focuses on developing intelligent, tool-using agents that operate reliably in real-world environments-not just prototypes. You 'll work at the intersection of LLMs, orchestration frameworks, and modern backend systems to deliver robust AI-powered applications. Key Responsibilities Design and build AI-powered applications using agentic workflows Develop and orchestrate multi-agent systems with clear communication and task delegation patterns Implement structured output handling and tool-use integrations Build and maintain scalable backend services using Node.js and REST APIs Ship production-ready agents with reliability, monitoring, and performance in mind Integrate agents with external tools, APIs, and MCP servers Establish observability for AI systems, including tracing, cost...
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