1 to 25 of 332 High Availability Jobs

DB Administrator

Hiring Organisation
Methods Business and Digital Technology Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
seeking an experienced Database Administrator to support critical services within a complex environment, ensuring the integrity, availability, performance, and security of data across highly regulated justice systems. This role operates within a live service environment where reliability, auditability, and data protection are paramount. You will work across BAU support … maintain PostgreSQL databases (Azure Flexible Server) Provide BAU support (2nd/3rd line) for production incidents, including performance degradation, outages, and data issues Ensure high levels of availability, resilience, and operational stability across all environments (Dev, SIT, NFT, Prod) Support release activities, validating database changes and ensuring safe ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
idioms, while meeting the diverse and often complex business requirements of a global 24×7 trading operation, while balancing stringent non‐functional demands for availability, latency, and resilience. Critically, you will lean heavily into AI‐driven development. Using Goldman Sachs' AI tooling and agentic coding assistants, you will govern … magnitude higher volumes at lower operational costs, directly contributing to the firm's competitive and commercial edge. Build for the future : Design and implement highavailability, multi‐region, event‐driven services on a modern cloud‐native platform, setting the architectural standard for years to come. What You Will ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
production idioms, while meeting the diverse and often complex business requirements of a global 24x7 trading operation, while balancing stringent non‐functional demands for availability, latency, and resilience. Critically, you will lean heavily into AI‐driven development. Using Goldman Sachs' AI tooling and agentic coding assistants, you will govern … magnitude higher volumes at lower operational costs, directly contributing to the firm's competitive and commercial edge. Build for the future : Design and implement highavailability, multi‐region, event‐driven services on a modern cloud‐native platform, setting the architectural standard for years to come. What You Will ...

Senior Database Engineer

Hiring Organisation
Zensar Technologies
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
come to the right place! As a Senior Database Engineer you are expected to own and evolve our mission-critical database platforms in a high-availability, 247 production environment. This role sits at the intersection of database engineering, SRE practices, and automation, and will play a key part … build, and operations of large-scale database platforms including MongoDB Enterprise, Percona MongoDB, MongoDB Atlas, along with SQL Server, Cassandra, PostgreSQL, and MySQL. Ensure high availability, fault tolerance, backup, and disaster recovery across multi-region deployments with stringent uptime SLAs. Drive capacity planning, performance optimisation, and lifecycle management ...

Senior SQL Database Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£70000 - £73000/annum Bonus, Pension, Healthcare
join a leading and fast growing technology company at the forefront of AI, cloud, and real-time data. You'll be part of a high-performing engineering team that operates at serious scale - supporting critical systems that process millions of interactions and transactions every single day. If you enjoy … where you'll be trusted to optimise, innovate, and continuously improve systems that simply cannot fail. What you'll be doing Managing and optimising high-availability SQL Server environments Driving database performance tuning and system efficiency Owning backup, recovery, and disaster resilience strategies Implementing and maintaining robust database ...

Senior SQL Database Engineer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£70,000
join a leading and fast growing technology company at the forefront of AI, cloud, and real-time data. You'll be part of a high-performing engineering team that operates at serious scale - supporting critical systems that process millions of interactions and transactions every single day. If you enjoy … where you'll be trusted to optimise, innovate, and continuously improve systems that simply cannot fail. What you'll be doing Managing and optimising high-availability SQL Server environments Driving database performance tuning and system efficiency Owning backup, recovery, and disaster resilience strategies Implementing and maintaining robust database ...

Senior Linux/Unix Admin

Hiring Organisation
Morgan McKinley
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
recently implemented core banking platform (live since October). The successful candidate will be expected to hit the ground running, supporting a complex, high-availability environment spanning 50+ servers and 15-20 databases, while also contributing to ongoing optimisation and platform maturity. Key Responsibilities Database & Platform Management Administer … optimise enterprise databases (including SQL Server and Oracle environments) supporting core financial applications Manage and support clustered database environments, including Oracle RAC Ensure high availability, performance tuning, and data integrity across all database platforms Application & Web Layer Support Support and manage front-end application environments, with experience ...

Unix Engineer

Hiring Organisation
TXP Technology x People
Location
Cumbria, England, United Kingdom
Employment Type
Contractor
Contract Rate
£0 per annum
candidate will support and enhance enterprise level UNIX infrastructure, with a strong focus on Oracle Solaris platforms, LDOM virtualisation, and the delivery of resilient, high availability systems. The role will involve system administration, platform optimisation, and migration activities, working closely with infrastructure and application teams to maintain performance … manage, and support LDOMs (Logical Domains) within a virtualised infrastructure Deliver UNIX system migrations and upgrades, ensuring minimal disruption and risk Design and implement high-availability and resilience solutions, including clustering and failover Monitor system performance, identify issues, and carry out advanced troubleshooting Collaborate with infrastructure, network ...

Mainframe System Programmer

Hiring Organisation
Ampstek
Location
Basildon, England, United Kingdom
professional responsible for designing, developing, testing, and supporting applications and system components within an IBM Parallel Sysplex environment. This role is critical in ensuring high availability, scalability, and performance of enterprise systems, particularly in banking and large-scale organizations. Key Responsibilities: Design, develop, and maintain applications running …/OS, CICS, DB2, and IMS Develop and execute test strategies for Sysplex-enabled applications Perform system integration, regression, and performance testing Ensure high availability and fault tolerance across multiple systems in the Sysplex Analyze and resolve issues related to inter-system communication and data consistency Collaborate with ...

Senior Technology Site Reliability Engineer

Hiring Organisation
Cooley LLP
Location
Seattle, Washington, United States
Employment Type
Any
Salary
GBP Annual
firm's critical infrastructure and applications. The SREblends software engineering with systems engineering to build and maintain automated, resilient, and observable systems that support high availability and operational excellence. In addition to being technically advanced, the SRE will have a high degree of emotional intelligence … layered objectives. Specific duties and responsibilities include, but are not limited to, the following:Position responsibilities: Monitor and maintain production systems to ensure high availability and performance Implement and manage service-level indicators (SLIs), objectives (SLO's), agreements (SLA's), and error budgets Participate in on-call rotations ...

Cloud Operations Engineer

Hiring Organisation
Run-Time Group Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
Operations Engineer Manchester, Hybrid Our client is looking for a Cloud Operations Engineer to support and evolve mission-critical hybrid cloud platforms operating in high-availability, compliance-led environments. This is a hands-on role with real ownership. Youll act as a Level 2/3 escalation point … Azure Solid Windows Server experience and Linux familiarity Terraform (or similar) and PowerShell experience Strong networking fundamentals (DNS, VPNs, firewalls, routing) Comfortable working in high-availability, SLA-driven environments Nice to have Docker/Kubernetes CI/CD tooling (Azure DevOps, GitHub Actions) CloudWatch, Azure Monitor, Prometheus ...

Senior DevOps Engineer (m/f/d)

Hiring Organisation
Alphawave Group
Location
Düsseldorf, Nordrhein-Westfalen, Germany
Employment Type
Permanent
Salary
EUR 80,000 - 100,000 Annual
financial sector, specifically with algorithmic trading or futures markets; knowledge in secure virtual networking, cloud/grid-computing, failover/load-balancing strategies and high-availability concepts. Responsibilities: • CI/CD Architecture & Ownership: Take full responsibility for the architectural design and operational implementation of the continuous integration … enforce best practices for version control and release management. • System Reliability: Monitor and ensure the health and performance of the trading infrastructure, guaranteeing high availability for futures trading. • Automation: Automate configuration management and repetitive operational tasks to enhance team productivity. • Troubleshooting: Diagnose and resolve issues related to build ...

Senior Infrastructure Engineer

Hiring Organisation
Randstad Digital
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract, Work From Home
operations or 'maintenance' role. We need a builder-someone who can jump straight into design and delivery, applying NetDevOps principles to support critical, high-availability services. You'll be bridging the gap between traditional networking and modern cloud-integrated infrastructure. Key Responsibilities Design & Implementation: Build and enhance enterprise … Skills (The 'Must-Haves') To be successful, you need deep, hands-on expertise in: Enterprise Network Engineering Complex OSPF & BGP routing. Design of resilient, high-availability traffic flows. Firewall & Security Extensive experience with Palo Alto firewalls. Network segmentation and Zero Trust architecture. Data Center Architecture VXLAN/EVPN ...

Systems Administrator

Hiring Organisation
CLK Group
Location
Dallas, Texas, United States
Employment Type
Permanent
Salary
USD 105,000 Annual
disaster recovery, and optimizing cloud and on-premise environments. This role involves working with Azure and Microsoft Active Directory, managing automation tools, and ensuring high availability of critical systems. The ideal candidate will possess expertise in system maintenance, security policies, and infrastructure management while supporting the firm … Implement and monitor system security measures to protect against Backup & Disaster Recovery Manage and test backup solutions, disaster recovery plans, and business continuity Ensure high availability and rapid recovery of critical Automation & Process Optimization Develop and maintain automation scripts using PowerShell or similar tools. Assist in implementing Power ...

Wintel Engineer

Hiring Organisation
Experis
Location
Cumbria, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £414/day
Sole UK National Role purpose/summary The Wintel Engineer will be responsible for managing and supporting enterprise Windows and VMware environments, ensuring high availability, resilience, and performance. This role involves advanced virtualization, storage replication, and network integration. Key Responsibilities Administer and maintain VMware ESXi hosts, clusters … SRDF Metro and storage replication technologies. Familiarity with Cisco ACI and network virtualization concepts. Expertise in Windows Server administration and clustering. Understanding of high availability and disaster recovery strategies. Experience in large-scale enterprise environments. Preferred Qualifications VMware certifications (VCP, VCAP). Microsoft certifications (MCSA, MCSE). Experience ...

Lead Database Administration

Hiring Organisation
Zensar Technologies
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
modern database technologies, along with the ability to drive automation, resiliency, and operational excellence. The ideal candidate will have extensive experience working in high-availability production environments, supporting multiple database engines across on-premises and cloud platforms, and collaborating closely with DevOps, application, and cloud engineering teams. Duties … operations of enterprise database platforms including PostgreSQL, Microsoft SQL Server, SingleStore, Netezza, and distributed databases such as YugabyteDB. Design, implement, and maintain High Availability (HA) and Disaster Recovery (DR) solutions such as SQL Server Always On, log shipping, failover clustering, PostgreSQL replication, and distributed database clusters. Plan ...

SC Cleared Wintel Engineer

Hiring Organisation
Outsource
Location
Barrow-In-Furness, Cumbria, North West, United Kingdom
Employment Type
Contract
virtualization platforms onsite in Barrow-in-Furness. This role will focus on the administration, support and optimisation of Windows and VMware environments, ensuring high availability, resilience and performance across key systems. Key Responsibilities Administer and support VMware ESXi, vCenter and virtual environments Manage VMware clusters, virtual machines … experience Knowledge of SRDF Metro and storage replication technologies Familiarity with Cisco ACI and network integration Experience working within large enterprise environments Understanding of high availability and disaster recovery solutions Desirable VMware certifications (VCP/VCAP) Microsoft certifications (MCSA/MCSE) Automation experience using PowerShell or Ansible Security ...

Wintel Engineer

Hiring Organisation
Experis
Location
Cumbria, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £496/day
MUST BE PAYE THROUGH UMBRELLA Role Description: The Wintel Engineer will be responsible for managing and supporting enterprise Windows and VMware environments, ensuring high availability, resilience, and performance. This role involves advanced virtualization, storage replication, and network integration. ________________________________________ Key Responsibilities Administer and maintain VMware ESXi hosts, clusters … SRDF Metro and storage replication technologies. Familiarity with Cisco ACI and network virtualization concepts. Expertise in Windows Server administration and clustering. Understanding of high availability and disaster recovery strategies. Experience in large-scale enterprise environments. Security Clearance Must hold SC clearance Must be UK British National (not dual ...

Wintel Engineer - MUST HAVE SC CLEARANCE - Barrow in Furness, Cumbria - 5 months+

Hiring Organisation
Octopus Computer Associates
Location
Barrow-in-furness, Cumbria, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
UK. MUST BE PAYE THROUGH UMBRELLA Role Description: The Wintel Engineer will be responsible for managing and supporting enterprise Windows and VMware environments, ensuring high availability, resilience, and performance. This role involves advanced virtualization, storage replication, and network integration. Key Responsibilities Administer and maintain VMware ESXi hosts, clusters … SRDF Metro and storage replication technologies. Familiarity with Cisco ACI and network virtualization concepts. Expertise in Windows Server administration and clustering. Understanding of high availability and disaster recovery strategies. Experience in large-scale enterprise environments. Security Clearance Must hold SC clearance Must be UK British National (not dual ...

Director of Technology Infrastructure and Cybersecurity

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
IFRS Foundation's global technology environment, ensuring alignment with corporate objectives. Supporting 350 staff across six countries, the role ensures resilient, secure, and high‐performing services in a 24x7 operational model. Combining strategic oversight with operational accountability, the Director is responsible for infrastructure, end‐user computing, AV, cybersecurity … digital workplace and security operations, providing technical leadership to optimise the performance and cost base of the services. Operational Excellence (24x7 Global Environment) Ensure high availability and performance of all core systems supporting a 24x7 international operation. Establish and monitor SLAs, KPIs, and operational metrics to maintain service ...

Senior Linux / Oracle DBA

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
Linux/AIX systems , ideally gained within a banking or financial services environment . You’ll be responsible for ensuring the stability, performance, and availability of business-critical banking and finance applications, working closely with senior IT stakeholders and wider application teams. Key Responsibilities Administer, maintain, and optimise Oracle … Linux (RHEL/Oracle Linux) and AIX environments hosted on IBM Power 10 infrastructure Perform system upgrades, patching, performance tuning, and capacity planning Support high availability and disaster recovery solutions using Oracle RAC, ASM, RMAN, and Data Guard Collaborate with application and infrastructure teams to resolve complex production ...

SIEM Engineer

Hiring Organisation
Sopra Steria
Location
Hemel Hempstead, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
25 days holidays, 6% Contributory pension, 4 x life Insurance
ingestion, enrichment and schema standardisation. Develop and tune security detection content, translating threat intelligence and TTPs aligned to MITRE ATT&CK into actionable, high-value alerts. Manage the full detection content lifecycle: design, test, deploy, monitor, tune and retire, using version control and rollback processes. Automate workflows and platform …/CD, SOAR, scripting and Infrastructure as Code tools such as Terraform and Ansible. Ensure platform performance, stability and resilience through capacity planning, high availability, disaster recovery and proactive monitoring. Provide technical leadership and guidance to internal teams and clients on security monitoring strategy and best practice. What ...

GCP DevOps Engineer - London OR Manchester OR Bristol (Hybrid) - IR35

Hiring Organisation
iBSC
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Time event streaming You will help design, build and maintain the tools, pipelines and processes that enable engineering teams to deliver secure, scalable and high quality software at pace Key Responsibilities Design, implement, and maintain CI/CD pipelines using tools such as Jenkins, Harness, Git, Nexus, SonarQube, Docker … delivery Help improve deployment processes, including modern CI/CD tooling and blue-green deployment approaches Support monitoring, alerting, and incident response to maintain high availability and reliability Automate manual processes, identify delivery bottlenecks, and share knowledge across engineering teams Work collaboratively with engineering, product, and operations teams ...

Senior EUC Engineers - Exchange

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
Responsibilities Design and implement Microsoft Exchange architecture across hybrid and cloud environments Lead the design and planning of Exchange migrations and upgrades Produce High-Level and Low-Level Design documentation (HLD/LLD) Design mail flow architecture, including routing and connectors Define high availability and disaster recovery … Proven experience with Exchange Hybrid architecture Experience delivering Exchange migrations (on-prem to cloud or hybrid) Strong knowledge of: Mail flow design Hybrid Exchange High availability and DR Experience producing HLD and LLD documentation Technical Environment Microsoft Exchange Online On-Prem Exchange (2016/2019) Microsoft 365 Microsoft ...

DevOps Engineer

Hiring Organisation
VIQU IT
Location
London, Charing Cross, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day Outside IR35
testing. Key Skills & Experience from the Azure DevOps Engineer: Active SC Clearance ideal/lapsed considered Advanced Azure Engineering Strong experience designing for high availability Deep understanding of Azure-native services and architecture patterns Github actions Infrastructure as Code (IaC) Expert-level proficiency with Terraform and/… advanced pipelines using GitHub Actions Strong understanding of pipeline orchestration, automation, and deployment strategies Key Responsibilities of the Azure DevOps Engineer: Design and implement high availability Azure architectures, including regional failover and load balancing strategies embedded within IaC templates Build and maintain scalable, reusable Terraform and/ ...