rollout and support of highly performant, highly scalable, and highly available services to make found means fixed a reality with the power of Copilot Autofix. Responsibilities Come join our engineering team and help design, develop, and scale GitHub's new Code Scanning feature. You'll be working in a full-stack agile engineering team that's part of … team and as individuals, so candor and a culture that values the safety to speak up are highly important to us. Qualifications Required Qualifications 6+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby … Rust, or Python. OR Associate's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, or related field AND 5+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Spire
At Spire, the Space ReliabilityEngineering team's mission is to protect, provide for, and progress the reliable operation of Spire’s constellation of satellites, ground stations, and software through vigilant monitoring of availability, latency, performance, and capacity. We embrace the SiteReliabilityEngineering work style and apply it to Space. This role can be … situated in Glasgow, UK, Munich, Germany or Luxembourg City, Luxembourg. What You'll Do as a Software Engineer for the Space ReliabilityEngineering team: As a Software Engineer working with the Space ReliabilityEngineering team, you will be working with a small team in an agile environment. You will be working on systems and tools that … across Spire to adapt user needs into system requirements and have the experience to collaborate and iterate on the resultant projects. 5+ years professional software engineering, devops , or SRE experience Demonstrated ability to apply data analysis techniques to solve complex technical and business problems Familiarity with Linux, including Bash scripting and basic system administration Familiarity with data analysis and More ❯
paisley, central scotland, united kingdom Hybrid / WFH Options
Spire
At Spire, the Space ReliabilityEngineering team's mission is to protect, provide for, and progress the reliable operation of Spire’s constellation of satellites, ground stations, and software through vigilant monitoring of availability, latency, performance, and capacity. We embrace the SiteReliabilityEngineering work style and apply it to Space. This role can be … situated in Glasgow, UK, Munich, Germany or Luxembourg City, Luxembourg. What You'll Do as a Software Engineer for the Space ReliabilityEngineering team: As a Software Engineer working with the Space ReliabilityEngineering team, you will be working with a small team in an agile environment. You will be working on systems and tools that … across Spire to adapt user needs into system requirements and have the experience to collaborate and iterate on the resultant projects. 5+ years professional software engineering, devops, or SRE experience Demonstrated ability to apply data analysis techniques to solve complex technical and business problems Familiarity with Linux, including Bash scripting and basic system administration Familiarity with data analysis and More ❯
milton, central scotland, united kingdom Hybrid / WFH Options
Spire
At Spire, the Space ReliabilityEngineering team's mission is to protect, provide for, and progress the reliable operation of Spire’s constellation of satellites, ground stations, and software through vigilant monitoring of availability, latency, performance, and capacity. We embrace the SiteReliabilityEngineering work style and apply it to Space. This role can be … situated in Glasgow, UK, Munich, Germany or Luxembourg City, Luxembourg. What You'll Do as a Software Engineer for the Space ReliabilityEngineering team: As a Software Engineer working with the Space ReliabilityEngineering team, you will be working with a small team in an agile environment. You will be working on systems and tools that … across Spire to adapt user needs into system requirements and have the experience to collaborate and iterate on the resultant projects. 5+ years professional software engineering, devops, or SRE experience Demonstrated ability to apply data analysis techniques to solve complex technical and business problems Familiarity with Linux, including Bash scripting and basic system administration Familiarity with data analysis and More ❯
Role: SiteReliability Engineer Domain: Energy trading Project: Algorithmic derivatives trading platform Day rate: Circa £800/d (inside IR35) Location: London (hybrid - 3 days per week) Contract: 6 months initial (multi-year scope) X4 Technology are partnered with a global energy trading client, offering the opportunity for a Contract SiteReliability Engineer to join a … small high-performing team working on an algorithmic derivatives trading platform . You’ll work closely with product and engineering teams to ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols … and real-time data systems. Responsibilities for the Contract SiteReliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor relationships Monitor and troubleshoot systems proactively, owning reliability improvements Work closely with trading teams to understand the full trade lifecycle Develop and maintain technical solutions (Python, PowerShell, C#, and SQL) Requirements for the Contract SiteMore ❯
City of London, London, United Kingdom Hybrid / WFH Options
X4 Technology
Role: SiteReliability Engineer Domain: Energy trading Project: Algorithmic derivatives trading platform Day rate: Circa £800/d (inside IR35) Location: London (hybrid - 3 days per week) Contract: 6 months initial (multi-year scope) X4 Technology are partnered with a global energy trading client, offering the opportunity for a Contract SiteReliability Engineer to join a … small high-performing team working on an algorithmic derivatives trading platform . You’ll work closely with product and engineering teams to ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols … and real-time data systems. Responsibilities for the Contract SiteReliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor relationships Monitor and troubleshoot systems proactively, owning reliability improvements Work closely with trading teams to understand the full trade lifecycle Develop and maintain technical solutions (Python, PowerShell, C#, and SQL) Requirements for the Contract SiteMore ❯
london, south east england, united kingdom Hybrid / WFH Options
X4 Technology
Role: SiteReliability Engineer Domain: Energy trading Project: Algorithmic derivatives trading platform Day rate: Circa £800/d (inside IR35) Location: London (hybrid - 3 days per week) Contract: 6 months initial (multi-year scope) X4 Technology are partnered with a global energy trading client, offering the opportunity for a Contract SiteReliability Engineer to join a … small high-performing team working on an algorithmic derivatives trading platform . You’ll work closely with product and engineering teams to ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols … and real-time data systems. Responsibilities for the Contract SiteReliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor relationships Monitor and troubleshoot systems proactively, owning reliability improvements Work closely with trading teams to understand the full trade lifecycle Develop and maintain technical solutions (Python, PowerShell, C#, and SQL) Requirements for the Contract SiteMore ❯
slough, south east england, united kingdom Hybrid / WFH Options
X4 Technology
Role: SiteReliability Engineer Domain: Energy trading Project: Algorithmic derivatives trading platform Day rate: Circa £800/d (inside IR35) Location: London (hybrid - 3 days per week) Contract: 6 months initial (multi-year scope) X4 Technology are partnered with a global energy trading client, offering the opportunity for a Contract SiteReliability Engineer to join a … small high-performing team working on an algorithmic derivatives trading platform . You’ll work closely with product and engineering teams to ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols … and real-time data systems. Responsibilities for the Contract SiteReliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor relationships Monitor and troubleshoot systems proactively, owning reliability improvements Work closely with trading teams to understand the full trade lifecycle Develop and maintain technical solutions (Python, PowerShell, C#, and SQL) Requirements for the Contract SiteMore ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
X4 Technology
Role: SiteReliability Engineer Domain: Energy trading Project: Algorithmic derivatives trading platform Day rate: Circa £800/d (inside IR35) Location: London (hybrid - 3 days per week) Contract: 6 months initial (multi-year scope) X4 Technology are partnered with a global energy trading client, offering the opportunity for a Contract SiteReliability Engineer to join a … small high-performing team working on an algorithmic derivatives trading platform . You’ll work closely with product and engineering teams to ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols … and real-time data systems. Responsibilities for the Contract SiteReliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor relationships Monitor and troubleshoot systems proactively, owning reliability improvements Work closely with trading teams to understand the full trade lifecycle Develop and maintain technical solutions (Python, PowerShell, C#, and SQL) Requirements for the Contract SiteMore ❯
derby, midlands, united kingdom Hybrid / WFH Options
KDR Talent Solutions
Job Title: Senior SiteReliability Engineer (Azure/Terraform/AKS) Location: UK (Flexible Hybrid) Salary: Up to £75,000 + Benefits Are you an engineer who believes reliability is a feature, not an afterthought? Do you enjoy writing code to automate, scale, and solve complex production challenges? I'm hiring for a global leader in the … annually for businesses worldwide. This isn't a small-scale operation; it's a role where your work directly impacts global infrastructure. We are looking for a true Senior SRE to embed reliabilityengineering principles into the core of their global platforms. Your mission will be to ensure these critical services are fast, available, and scalable. What You … in the Microsoft Azure ecosystem (especially PaaS, App Services). Strong commercial experience with Infrastructure as Code (especially Terraform) and container orchestration (Kubernetes). A proven background in an SRE, DevOps, or Software Engineering (with an operations focus) role. Solid scripting/programming skills for automation (e.g., PowerShell, Python, Bash). Expertise with modern observability tools (e.g., Datadog, Application More ❯
mansfield, midlands, united kingdom Hybrid / WFH Options
KDR Talent Solutions
Job Title: Senior SiteReliability Engineer (Azure/Terraform/AKS) Location: UK (Flexible Hybrid) Salary: Up to £75,000 + Benefits Are you an engineer who believes reliability is a feature, not an afterthought? Do you enjoy writing code to automate, scale, and solve complex production challenges? I'm hiring for a global leader in the … annually for businesses worldwide. This isn't a small-scale operation; it's a role where your work directly impacts global infrastructure. We are looking for a true Senior SRE to embed reliabilityengineering principles into the core of their global platforms. Your mission will be to ensure these critical services are fast, available, and scalable. What You … in the Microsoft Azure ecosystem (especially PaaS, App Services). Strong commercial experience with Infrastructure as Code (especially Terraform) and container orchestration (Kubernetes). A proven background in an SRE, DevOps, or Software Engineering (with an operations focus) role. Solid scripting/programming skills for automation (e.g., PowerShell, Python, Bash). Expertise with modern observability tools (e.g., Datadog, Application More ❯
Nottingham, England, United Kingdom Hybrid / WFH Options
KDR Talent Solutions
Job Title: Senior SiteReliability Engineer (Azure/Terraform/AKS) Location: UK (Flexible Hybrid) Salary: Up to £75,000 + Benefits Are you an engineer who believes reliability is a feature, not an afterthought? Do you enjoy writing code to automate, scale, and solve complex production challenges? I'm hiring for a global leader in the … annually for businesses worldwide. This isn't a small-scale operation; it's a role where your work directly impacts global infrastructure. We are looking for a true Senior SRE to embed reliabilityengineering principles into the core of their global platforms. Your mission will be to ensure these critical services are fast, available, and scalable. What You … in the Microsoft Azure ecosystem (especially PaaS, App Services). Strong commercial experience with Infrastructure as Code (especially Terraform) and container orchestration (Kubernetes). A proven background in an SRE, DevOps, or Software Engineering (with an operations focus) role. Solid scripting/programming skills for automation (e.g., PowerShell, Python, Bash). Expertise with modern observability tools (e.g., Datadog, Application More ❯
Senior SiteReliability Engineer At UnlikelyAI, we are building the future of AI: one that is reliable, accurate and transparent. Our neurosymbolic technology harnesses the power of LLMs and generative AI, and combines it with classical symbolic technology to produce hallucination-resistant artificial intelligence for high-trust applications. To support our rapidly increasing commercial momentum, we're looking … for an experienced and pragmatic sitereliability engineer to join our exceptional team. This role is ideal for someone who has successfully scaled systems from prototype to production and enjoys working in cross-functional teams to champion cloud-native engineering. We are looking for someone with the experience and expertise to define, and own, our approach to building … for reliability and security as first-class citizens. This is a strategically important role for our technology team, as we rapidly approach entering full production in multiple projects. You'll work on a range of customer-facing and internal infrastructure projects, applying your engineering skills to solve complex reliability and scalability challenges. Your ability to build robust More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Switch Tech Talent
Role: SiteReliability Engineer 🌍 Location: London/Hybrid (3 days a week in office) 💰 Salary: £90,000 🛠 Key Skills: AWS, IaC, Docker, Scripting As a SiteReliability Engineer you will be at the forefront of maintaining robust, scalable, and secure cloud solutions that power this cutting-edge e-commerce platform. Your expertise will ensure seamless, reliable … Kubernetes, or similar containerisation technologies. Knowledge of scripting languages such as Bash, Python, NodeJS. Familiarity with Infrastructure as Code (IaC) tools like Terraform, Pulumi, etc. If you're a SiteReliability Engineer with the above, we want to hear from you More ❯
Role: SiteReliability Engineer 🌍 Location: London/Hybrid (3 days a week in office) 💰 Salary: £90,000 🛠 Key Skills: AWS, IaC, Docker, Scripting As a SiteReliability Engineer you will be at the forefront of maintaining robust, scalable, and secure cloud solutions that power this cutting-edge e-commerce platform. Your expertise will ensure seamless, reliable … Kubernetes, or similar containerisation technologies. Knowledge of scripting languages such as Bash, Python, NodeJS. Familiarity with Infrastructure as Code (IaC) tools like Terraform, Pulumi, etc. If you're a SiteReliability Engineer with the above, we want to hear from you More ❯
london, south east england, united kingdom Hybrid / WFH Options
Switch Tech Talent
Role: SiteReliability Engineer 🌍 Location: London/Hybrid (3 days a week in office) 💰 Salary: £90,000 🛠 Key Skills: AWS, IaC, Docker, Scripting As a SiteReliability Engineer you will be at the forefront of maintaining robust, scalable, and secure cloud solutions that power this cutting-edge e-commerce platform. Your expertise will ensure seamless, reliable … Kubernetes, or similar containerisation technologies. Knowledge of scripting languages such as Bash, Python, NodeJS. Familiarity with Infrastructure as Code (IaC) tools like Terraform, Pulumi, etc. If you're a SiteReliability Engineer with the above, we want to hear from you More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Switch Tech Talent
Role: SiteReliability Engineer 🌍 Location: London/Hybrid (3 days a week in office) 💰 Salary: £90,000 🛠 Key Skills: AWS, IaC, Docker, Scripting As a SiteReliability Engineer you will be at the forefront of maintaining robust, scalable, and secure cloud solutions that power this cutting-edge e-commerce platform. Your expertise will ensure seamless, reliable … Kubernetes, or similar containerisation technologies. Knowledge of scripting languages such as Bash, Python, NodeJS. Familiarity with Infrastructure as Code (IaC) tools like Terraform, Pulumi, etc. If you're a SiteReliability Engineer with the above, we want to hear from you More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Switch Tech Talent
Role: SiteReliability Engineer 🌍 Location: London/Hybrid (3 days a week in office) 💰 Salary: £90,000 🛠 Key Skills: AWS, IaC, Docker, Scripting As a SiteReliability Engineer you will be at the forefront of maintaining robust, scalable, and secure cloud solutions that power this cutting-edge e-commerce platform. Your expertise will ensure seamless, reliable … Kubernetes, or similar containerisation technologies. Knowledge of scripting languages such as Bash, Python, NodeJS. Familiarity with Infrastructure as Code (IaC) tools like Terraform, Pulumi, etc. If you're a SiteReliability Engineer with the above, we want to hear from you More ❯
Hereford, Herefordshire, United Kingdom Hybrid / WFH Options
Hays Technology
SiteReliability Engineer Day Rate: £500 - £600 Location: Hereford (Hybrid working) Security Clearance: Must have at least SC clearance and be eligible for DV clearance Contract Type: Contract (Outside IR35) We're currently recruiting for an experienced SiteReliability Engineer to support the growth and reliability of a suite of cross-domain services used in … availability, performance, and cost-efficiency across both cloud and on-prem infrastructure. You'll work closely with development and support teams to evolve infrastructure, enhance observability, and proactively mitigate reliability risks. Key Responsibilities: Collaborate with software engineers to improve reliability and performance Automate operational tasks and reduce alert fatigue Enhance monitoring and observability to pre-empt issues Support More ❯
Peterborough, Cambridgeshire, England, United Kingdom Hybrid / WFH Options
Noir
Performance & Reliability Director - Software House - Peterborough/Hybrid (Key skills: Performance Engineering, ReliabilityEngineering, SRE, Load Testing, Observability, Chaos Testing, Cloud Platforms, Microservices, Leadership, CI/CD, APM Tools) Are you a technology leader passionate about driving performance, scalability, and reliability across complex software platforms? Do you thrive in high-growth environments where innovation, engineering … a rare opportunity to define the performance strategy for a fast-moving, product-focused software house. Our client, a leading Software House based in Peterborough, is seeking a Performance & Reliability Director to lead its global performance and reliability initiatives. This role offers the chance to shape the technical vision for scalable, high-performing systems that underpin enterprise-grade … software solutions used by clients worldwide. As Performance & Reliability Director, you'll lead cross-functional teams across development, DevOps, and infrastructure, embedding performance and resilience best practices throughout the software lifecycle. You'll oversee system profiling, capacity planning, and test strategies - ensuring every release meets the highest standards for speed, scalability, and reliability. You'll drive the adoption of More ❯
Lead SiteReliability Engineer | Fully Remote | AWS, Kubernetes, Terraform | High-Scale SaaS | £90K Company Overview High-growth SaaS platform operating at national scale, powering … critical services for thousands of customers daily. Engineering-led, cloud-native, and focused on delivering highly reliable, scalable distributed systems. This will be a senior leadership role driving SRE strategy, platform scalability, and operational excellence. You’ll own reliability, performance and automation across multiple engineering teams, evolving the platform to handle rapid growth. Key Responsibilities & Experience Define … and scale SRE practices across product teams. Ideally from a technical/SWE background Own system design for reliability, scalability and performance. Lead platform reliability, availability and incident management. Drive automation, IaC, observability and continuous improvement. Guide root cause analysis and implement resilience strategies. Mentor and technically lead SRE/Platform engineers. Support large-scale re-architecture, capacity More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Lorien
Junior SiteReliability Engineer Hybrid - Manchester x2 days a week Salary up to £45,000 + Bonus The Company: Lorien Global are supporting a growing business based in Manchester City Centre as they expand their Support Services team. With an exciting pipeline of work ahead, they're looking to hire an experienced Junior SiteReliability Engineer More ❯
Stroud, England, United Kingdom Hybrid / WFH Options
Ecotricity
Visibility & Observability: Help create and maintain a single source of truth for our technology ecosystem, including a central application directory, system diagrams, and standardized monitoring and alerting dashboards. Enhancing Reliability: Work to improve system reliability by helping to define key metrics, implement robust monitoring solutions, and support the development of a company-wide backup and business continuity plan. … Agile development environment. Refining tickets, estimating work and breaking user stories down into smaller tasks. What Success Looks Like (The First Year) As a founding member of the Platform Engineering team, your impact will be a key part of our department's transformation. Within your first year, we expect to see tangible progress on our core initiatives, specifically: Centralized … the entire department. Infrastructure Governance: You will be heavily involved in the effort to identify and eliminate all inefficient applications and infrastructure, improving overall security and cost management. Enhanced Reliability: You will play a key role in developing a Business Continuity Plan (BCP) playbook for the company's core applications, significantly improving our resilience. Desirable Skills (Bonus) Prior experience More ❯
Stroud, south east england, united kingdom Hybrid / WFH Options
Ecotricity
Visibility & Observability: Help create and maintain a single source of truth for our technology ecosystem, including a central application directory, system diagrams, and standardized monitoring and alerting dashboards. Enhancing Reliability: Work to improve system reliability by helping to define key metrics, implement robust monitoring solutions, and support the development of a company-wide backup and business continuity plan. … Agile development environment. Refining tickets, estimating work and breaking user stories down into smaller tasks. What Success Looks Like (The First Year) As a founding member of the Platform Engineering team, your impact will be a key part of our department's transformation. Within your first year, we expect to see tangible progress on our core initiatives, specifically: Centralized … the entire department. Infrastructure Governance: You will be heavily involved in the effort to identify and eliminate all inefficient applications and infrastructure, improving overall security and cost management. Enhanced Reliability: You will play a key role in developing a Business Continuity Plan (BCP) playbook for the company's core applications, significantly improving our resilience. Desirable Skills (Bonus) Prior experience More ❯
Wokingham, Berkshire, South East, United Kingdom Hybrid / WFH Options
Sanderson Government and Defence
Position: Senior & Principal SiteReliability Engineer Location: Wokingham/Home-Based Salary: £500-£590 p.d inside IR35 (Depending on seniority) Security Clearance: SC Clearance Required We're looking for a sharp-minded SiteReliability Engineer to join our cloud-native mission in Azure. If you thrive in Agile teams, live for automation, and know your way … around observability stacks and CI/CD pipelines - this is your playground. What you'll be doing: Automating deployment, monitoring & infrastructure with precision Owning platform reliability, performance & SLAs Building IaC with Helm/… Kustomize Managing CI/CD pipelines via Tekton & ArgoCD Supporting OpenShift Operators (ServiceMesh, ODF, ACS, ACM, AMQ) Implementing security controls aligned with national infra standards Mentoring junior engineers & championing SRE best practices Collaborating across dev teams, vendors & IT to drive operational excellence If you're interested in hearing more, please do send your profile to Reasonable Adjustments: Respect and equality More ❯