426 to 450 of 1,150 High Availability Jobs in the UK

Lead Site Reliability Engineer

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
with team members to identify comprehensive service level indicators and stakeholders to establish reasonable service level objectives and error budgets with customers Demonstrates a high level of technical expertise within one or more technical domains and proactively identifies and solves technology-related bottlenecks in your areas of expertise Acts … logging best practices. Certification in AWS, Kubernetes, or relevant technologies. Proven track record in system health monitoring, capacity management, and blameless postmortems for high-availability services Deep understanding of distributed system design principles, networking (TCP/IP, DNS, load balancing), Linux internals. Contributions to open-source observability ...

Infrastructure Team Lead

Location
Greater London, England, United Kingdom
support of IT infrastructure services. Design, implement, and maintain secure, scalable, and resilient infrastructure solutions. Supporting our primarily Microsoft-based infrastructure, ensuring its high availability, resilience, and performance. Both hybrid cloud and on-premise environments. Oversee server, storage, network, backup, cloud and virtualisation platforms. Ensure infrastructure availability … required. Leadership and Team Management Lead and develop the small Infra team, strong leadership and people management skills. What you'll need A high level of experience with Microsoft technologies including Windows Server andDesktop, Active Directory, Entra, Hybrid domains, Group Policies, 365, Intune, Teams,SharePoint, NTFS etc. Networking ...

Infrastructure Lead – FinTech, Azure, Security

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 120 K
support of IT infrastructure services. • Design, implement, and maintain secure, scalable, and resilient infrastructure solutions. • Supporting our primarily Microsoft-based infrastructure, ensuring its high availability, resilience, and performance. Both hybrid cloud and on-premise environments. • Oversee server, storage, network, backup, cloud and virtualisation platforms. • Ensure infrastructure availability … required. • Leadership and Team Management • Lead and develop the small Infra team, strong leadership and people management skills. What you’ll need • A high level of experience with Microsoft technologies including Windows Server andDesktop, Active Directory, Entra, Hybrid domains, Group Policies, 365, Intune, Teams,SharePoint, NTFS etc. • Networking ...

Senior Cloud Engineer

Hiring Organisation
Robinhood Financial
Location
London, United Kingdom
Salary
£ 80 K
part of the Robinhood family, the Exchange Platform team owns the full service lifecycle. We are the architects of a modern, high-velocity ecosystem that enables our global expansion, ensuring the world’s longest-running exchange remains unshakeable.The RoleAs a Senior Backend Engineer integrated into the Exchange Platform team … essential part of building the new generation infrastructure for low-latency services in the cloud, adopting cutting-edge technologies to drive our high-velocity ecosystem.This role is based in our London office(s), with in-person attendance expected at least 3 days per week. At Robinhood, we believe ...

eTrading Python Developer

Location
Greater London, England, United Kingdom
Location: London (Hybrid – 3 days in office) Type: Full‐time Are you ready to step into a high-performance environment at the heart of global markets? We're looking for a motivated and technically skilled eTrading Production Support Engineer to join our fast‐paced Application Support team based … similar Networking: solid understanding of firewall infrastructure and multicast messaging Familiarity with electronic trading systems (FX or other asset classes) Exposure to low‐latency, highavailability trading environments Project delivery experience in a production or infrastructure setting We Need Someone Who Is: Strong communicator and natural collaborator Analytical ...

Infrastructure / DevOps Engineer

Location
Birmingham, England, United Kingdom
thinks in systems, automates everything, and takes platform reliability personally. What you'll do Design, build, and manage AWS infrastructure for a real-time, high-availability voice AI platform Own CI/CD pipelines — build, test, deploy, and rollback automation across all environments Define and implement infrastructure … rest/in transit, audit trails, access controls) Nice to have Site Reliability Engineering background or formal SRE experience Experience supporting real-time or high-throughput systems (voice, streaming, or similar) AWS certifications (Solutions Architect, DevOps Engineer, or SysOps) Experience with multi-region or active-active deployment architectures Database ...

eTrading Python Production Engineer

Location
City Of London, England, United Kingdom
Location: London (Hybrid – 3 days in office) Type: Full-time Are you ready to step into a high-performance environment at the heart of global markets? We're looking for a motivated and technically skilled eTrading Production Support Engineer to join our fast-paced Application Support team based … firewall infrastructure and multicast messaging Very keen to understand your: Familiarity with electronic trading systems (FX or other asset classes) Exposure to low-latency, high-availability trading environments Project delivery experience in a production or infrastructure setting We need someone who is: Strong communicator and natural collaborator Analytical ...

L4 Network Operations Engineer

Hiring Organisation
Claranet Limited
Location
Gloucester, Gloucestershire, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
compliance with financial services regulations Oversee lifecycle management including firmware governance, vulnerability remediation, and audit readiness Lead, mentor and develop L1–L3 engineers, fostering high performance through structured coaching, regular feedback, and the consistent application of best practices and continuous improvement initiatives. Provide design assurance for new deployments … monitoring and telemetry enrichment for improved visibility and governance Key Skills Deep multi-vendor expertise (Cisco, Fortinet, F5, SASE platforms) Advanced routing, segmentation, and high-availability design (BGP, OSPF, ACLs, NAT, HA clusters) Network security best practices (least privilege, zero trust, vulnerability remediation) Experience with IPAM/ ...

Principal Platform Security Engineer

Hiring Organisation
Hiscox AG
Location
London, United Kingdom
Salary
£ 80 K
years’ DevOps/Platform Engineering experience delivering solutions in Azure and/or GCP.Full‐stack application and infrastructure solution design, ensuring robust security controls, high availability, and operational resilience throughout.Working knowledge of vulnerability and compliance management (scanning through to remediation), patch management, endpoint protection/anti-malware … value.Strong delivery focus, able to prioritise effectively and deliver outcomes in a fast-paced environment with shifting demands.Able to operate effectively in a small, high-impact team while collaborating across a wider product/engineering organisation.Excellent communication and stakeholder-management skills, able to influence at all levels and present ...

Principal Platform Security Engineer

Hiring Organisation
Hiscox AG
Location
York, North Yorkshire, United Kingdom
Salary
£ 60 K
years’ DevOps/Platform Engineering experience delivering solutions in Azure and/or GCP.Full‐stack application and infrastructure solution design, ensuring robust security controls, high availability, and operational resilience throughout.Working knowledge of vulnerability and compliance management (scanning through to remediation), patch management, endpoint protection/anti-malware … value.Strong delivery focus, able to prioritise effectively and deliver outcomes in a fast-paced environment with shifting demands.Able to operate effectively in a small, high-impact team while collaborating across a wider product/engineering organisation.Excellent communication and stakeholder-management skills, able to influence at all levels and present ...

Principal Platform Security Engineer

Hiring Organisation
Hiscox AG
Location
London, UK
Employment Type
Full-time
years' DevOps/Platform Engineering experience delivering solutions in Azure and/or GCP.Full‐stack application and infrastructure solution design, ensuring robust security controls, high availability, and operational resilience throughout. Working knowledge of vulnerability and compliance management (scanning through to remediation), patch management, endpoint protection/anti-malware … delivery focus, able to prioritise effectively and deliver outcomes in a fast-paced environment with shifting demands. Able to operate effectively in a small, high-impact team while collaborating across a wider product/engineering organisation. Excellent communication and stakeholder-management skills, able to influence at all levels ...

Principal Platform Security Engineer

Hiring Organisation
Hiscox AG
Location
York, North Yorkshire, UK
Employment Type
Full-time
years' DevOps/Platform Engineering experience delivering solutions in Azure and/or GCP.Full‐stack application and infrastructure solution design, ensuring robust security controls, high availability, and operational resilience throughout. Working knowledge of vulnerability and compliance management (scanning through to remediation), patch management, endpoint protection/anti-malware … delivery focus, able to prioritise effectively and deliver outcomes in a fast-paced environment with shifting demands. Able to operate effectively in a small, high-impact team while collaborating across a wider product/engineering organisation. Excellent communication and stakeholder-management skills, able to influence at all levels ...

Principal Platform Security Engineer

Location
Greater London, England, United Kingdom
DevOps/Platform Engineering experience delivering solutions in Azure and/or GCP.* Full‐stack application and infrastructure solution design, ensuring robust security controls, high availability, and operational resilience throughout.* Working knowledge of vulnerability and compliance management (scanning through to remediation), patch management, endpoint protection/anti-malware … delivery focus, able to prioritise effectively and deliver outcomes in a fast-paced environment with shifting demands.* Able to operate effectively in a small, high-impact team while collaborating across a wider product/engineering organisation.* Excellent communication and stakeholder-management skills, able to influence at all levels ...

Senior Platform Engineer

Location
Greater London, England, United Kingdom
commercial and residential installation companies. Access to our unique on-line portal and design tool, plus our emphasis on product quality, consistency and availability sets us apart in the market. Segen is a fast-moving business that responds quickly to any market changes supported by its bespoke ERP system … guidance. Promote cloud security best practices and ensure compliance within infrastructure design. Contribute to the evolution of our monitoring and alerting systems to maintain high availability and performance. What We’re Looking For Deep experience in Microsoft Azure, including Hub and Spoke networking. Strong proficiency with Azure DevOps ...

Vice President, DevOps Production Services

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
based applications in a fast-paced production environment. The role requires hands-on expertise in monitoring, incident management, troubleshooting, release support, and ensuring high availability and stability of business-critical platforms. In this role, youll make an impact in the following ways: Provide L2/L3 production support … environments. Familiarity with scripting and troubleshooting middleware/interfaces. Strong knowledge of release support, service recovery, and operational governance. Ability to work in a high-pressure environment with strong ownership and accountability. Demonstrated ability to ramp up quickly on new applications, platforms, and support processes, with strong learning agility ...

Oracle Site Reliability Engineer

Hiring Organisation
Barclays
Location
Knutsford, Cheshire, United Kingdom
Salary
£ 60 K
DescriptionPurpose of the roleTo apply software engineering techniques, automation, and best practices in incident response, to ensure the reliability, availability, and scalability of the systems, platforms, and technology through them. AccountabilitiesAvailability, performance, and scalability of systems and services through proactive monitoring, maintenance, and capacity planning.Resolution, analysis and response … maintain multi-layered SQL queries, stored procedures, packages, functions, and performance-critical database code.Good understanding of Oracle architecture, performance tuning, backup/recovery, and high availability solutions.Proficiency in Bash/Shell scripting and Python for automation, monitoring, operational tasks, and incident remediation.Experience developing automated solutions to improve reliability ...

Oracle Site Reliability Engineer

Hiring Organisation
Barclays
Location
Knutsford, Cheshire, UK
Employment Type
Full-time
DescriptionPurpose of the roleTo apply software engineering techniques, automation, and best practices in incident response, to ensure the reliability, availability, and scalability of the systems, platforms, and technology through them. AccountabilitiesAvailability, performance, and scalability of systems and services through proactive monitoring, maintenance, and capacity planning. Resolution, analysis and response … multi-layered SQL queries, stored procedures, packages, functions, and performance-critical database code. Good understanding of Oracle architecture, performance tuning, backup/recovery, and high availability solutions. Proficiency in Bash/Shell scripting and Python for automation, monitoring, operational tasks, and incident remediation. Experience developing automated solutions ...

Lead Network Operations Engineer

Hiring Organisation
G Research
Location
London, United Kingdom
Salary
£ 80 K
world-class platform to amplify our teams’ most powerful ideas.As part of our engineering team, you’ll shape the platforms and tools that drive high-impact research - designing systems that scale, accelerate discovery and support innovation across the firm.Take the next step in your career.The roleThis is an exciting … security infrastructure across datacentre and office environments.This is a hands-on technical leadership role focused on operational excellence, automation, observability, and incident response — ensuring high availability, resilience, and a strong security posture.Key responsibilities:Own the day-to-day performance, stability, availability, and security of network platforms across ...

Senior Cloud Engineer

Location
Greater London, England, United Kingdom
part of the Robinhood family, the Exchange Platform team owns the full service lifecycle. We are the architects of a modern, high-velocity ecosystem that enables our global expansion, ensuring the world’s longest-running exchange remains unshakeable. The Role As a Senior Backend Engineer integrated into the Exchange … essential part of building the new generation infrastructure for low-latency services in the cloud, adopting cutting-edge technologies to drive our high-velocity ecosystem. This role is based in our London office(s), with in-person attendance expected at least 3 days per week. At Robinhood, we believe ...

Director of Platform Engineering

Location
Greater London, England, United Kingdom
Global Head of Platform Engineering Requirements Proven experience leading SaaS Hosting teams in a hands-on technical leadership role, ideally within a high-availability, enterprise or regulated environment Track record of building, leading and improving operational teams Deep practical knowledge of Kubernetes operations, including deployments, upgrades, networking, storage ...

Principal Engineer

Location
London, United Kingdom
engineering best practices Experience working with cloud platforms such as Azure or AWS Experience developing and deploying microservices-based applications Strong understanding of high-availability, scalability, and performance optimization concepts Experience working within Agile software development environments Nice to have Experience with Swift and the Vapor framework ...

Principal Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
engineering best practices Experience working with cloud platforms such as Azure or AWS Experience developing and deploying microservices-based applications Strong understanding of high-availability, scalability, and performance optimization concepts Experience working within Agile software development environments Nice to have Experience with Swift and the Vapor framework ...

Azure Platform Architect

Hiring Organisation
Cognitive Group | Part of the Focus Cloud Group
Location
City of London, London, United Kingdom
subscription architecture Azure Migrate and associated discovery tooling Microsoft Defender for Cloud and Microsoft Sentinel Azure Monitor, Log Analytics and KQL Zero Trust architecture High availability and disaster recovery FinOps and cloud cost optimisation Use of GitHub Copilot to accelerate Infrastructure as Code development The Person ...

Azure Platform Architect

Location
Slough, England, United Kingdom
subscription architecture Azure Migrate and associated discovery tooling Microsoft Defender for Cloud and Microsoft Sentinel Azure Monitor, Log Analytics and KQL Zero Trust architecture High availability and disaster recovery FinOps and cloud cost optimisation Use of GitHub Copilot to accelerate Infrastructure as Code development The Person ...

Platform Lead: Fintech Architecture & SRE

Location
United Kingdom
making process for platform technologies, balancing in-house development with best-in-class third-party solutions* Drive a Site Reliability Engineering (SRE) culture, ensuring high availability, low latency, and robust disaster recovery capabilities* Manage and optimize our cloud infrastructure, focusing on Infrastructure-as-Code (e.g., Terraform), containerization (e.g. ...