76 to 100 of 715 High Availability Jobs in England

SQL Database Administrator / Developer

Location
Greater London, England, United Kingdom
databases, stored procedures, functions, views and scripts. Monitor database performance and implement tuning and optimisation improvements. Manage database backups, restores, disaster recovery and high-availability solutions. Troubleshoot and resolve database-related incidents and performance issues. Support database deployments, upgrades and patching activities. Collaborate with development and infrastructure teams … skills, including T-SQL, stored procedures, views, functions and performance tuning. Experience administering enterprise-scale SQL Server environments. Knowledge of backup, recovery, replication and high-availability solutions. Experience with database monitoring, troubleshooting and optimisation. Strong understanding of database security and permissions management. Ability to analyse and resolve complex ...

Software Engineer, Trading - Cumberland Systematic

Hiring Organisation
DRW
Location
London, UK
Employment Type
Full-time
share our belief that it's not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. Cumberland Systematic is a multi-asset trading team focused on mid and high-frequency … team. You will work with other software engineers to design and develop the full stack needed to enable a global trading operation with high availability requirements. You will be expected to design and develop trading systems, market data connectivity, execution algorithms, research infrastructure, monitoring and observability tooling ...

Software Engineer, Trading – Cumberland Systematic

Location
City Of London, England, United Kingdom
share our belief that it’s not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. Cumberland Systematic is a multi-asset trading team focused on mid and high-frequency … join our team.You will work with other software engineers to design and develop the full stack needed to enable a global trading operation with high availability requirements.You will be expected to design and develop trading systems, market data connectivity, execution algorithms, research infrastructure, monitoring and observability tooling ...

Front Office Systems Manager (Ticketing Systems)

Hiring Organisation
Gattaca
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
Salary
£75000 - £80000/annum
gates, kiosks, and other passenger-facing devices that are critical to daily service delivery. You will lead a multi-disciplinary team responsible for ensuring high availability, rapid incident response, and seamless customer experience across all front office technology. Key Responsibilities Lead the end-to-end support and operation … client on: System performance Incident trends Service improvements Operational risks and mitigation Ensure systems meet contractual SLAs/KPIs , particularly those linked to customer availability and revenue protection . Identify and deliver continuous improvement initiatives , including system optimisation, reliability improvements, and operational efficiencies. Provide leadership and direction ...

Ticketing Systems Lead

Location
Greater London, England, United Kingdom
gates, kiosks, and other passenger-facing devices that are critical to daily service delivery. You will lead a multi-disciplinary team responsible for ensuring high availability, rapid incident response, and seamless customer experience across all front office technology. Key Responsibilities Lead the end-to-end support and operation … client on: System performance Incident trends Service improvements Operational risks and mitigation Ensure systems meet contractual SLAs/KPIs , particularly those linked to customer availability and revenue protection . Identify and deliver continuous improvement initiatives , including system optimisation, reliability improvements, and operational efficiencies. Provide leadership and direction ...

Software Engineer - Java (Cambridge)

Location
Milton, England, United Kingdom
develop solutions in Java, SQL, and PLSQL to ecommerce payments gateway as part of a team, in line with:The needs of a high-capacity mission-critical 24/7 service with 5 nines uptimeProduct specifications and drivers of business valueWorldpay architectural and software engineering principlesDepartment standards and practices … mentoringActive collaboration with engineers in UK and USActive contribution to retrospectives, resolution of technical debt, and improvements to team and department working practicesPeriodic availability outside normal office hours for release support and deploymentWorking collaboratively along the whole SDLC – with colleagues in the team, solution designers, release team, support ...

UNIX Engineer

Location
Barrow-in-Furness, England, United Kingdom
manage Logical Domains (LDOMs) and virtualised UNIX environments. Deliver UNIX system upgrades, migrations, and platform refresh activities. Design and support resilient cluster solutions for high availability and disaster recovery. Monitor system performance and troubleshoot complex infrastructure issues. Collaborate with infrastructure and application teams to support project delivery. Ensure … supporting Oracle T-Series hardware, including T5, T7, and T8 platforms. Proven background delivering UNIX migrations and upgrade projects. Experience with clustering technologies and high-availability solutions. Strong knowledge of UNIX networking, storage, and security principles. Excellent troubleshooting and problem-solving skills. Desirable Skills Oracle Solaris certifications. Experience ...

Openshift Admin

Location
Sheffield, England, United Kingdom
Sheffield, United Kingdom KVM Administration Manage and maintain KVM-based virtualization environments, including provisioning, monitoring, and troubleshooting virtual machines. Optimize KVM performance and ensure high availability of virtualized infrastructure. Implement security best practices for KVM environments. OpenShift Administration Deploy, configure, and manage OpenShift clusters in on-premises … hybrid cloud environments. Monitor and troubleshoot OpenShift workloads, ensuring high availability and performance. Manage OpenShift networking, storage, and security configurations. Perform upgrades and patching of OpenShift clusters and associated components. Monitoring and Optimization Implement monitoring solutions for KVM and OpenShift environments using tools like Prometheus, Grafana ...

Azure Architect

Location
City Of London, England, United Kingdom
systems, CRM platforms, or third-party services. Platform Architecture Design Azure-based hosting platforms. Design Kubernetes and AKS solutions. Define hybrid-hosting architectures. Develop high-availability and resilience strategies. Integration Architecture Design integration with identity platforms. Design application connectivity and networking. Support database integration and hosting. Define security … Technical Leadership Lead architecture workshops. Collaborate with software development teams. Work directly with Pixel and other suppliers. Support technology decision-making. Documentation & Standards Develop high-level and low-level designs. Produce architecture and deployment documentation. Maintain platform standards and reference architectures. Essential Technical Skills Microsoft Azure Azure Networking Kubernetes ...

Trading Systems Engineer - C++/Python, High Availability

Location
City Of London, England, United Kingdom
leading trading firm in London is seeking a Software Engineer to design and develop high availability trading systems using C++ and Python. The ideal candidate will have over 5 years of C++ experience and a strong understanding of concurrency and software for trading. This role requires collaboration with ...

Senior Security Engineer (Infrastructure)

Location
City Of London, England, United Kingdom
Infrastructure & Network Operations), Corporate IT and Platform Engineering teams to strengthen network and platform security, implement scalable controls and support modern security practices across high-availability environments. The role requires a technical understanding across networking, cloud, edge security, infrastructure hardening and operational security tooling. The successful candidate will … Main Requirements 5+ years experience in a dedicated or heavily security-focused engineering role Strong background in infrastructure, cloud or network security engineering within high-availability environments Strong understanding of Layer 3, Layer 4 and Layer 7 security principles across modern network and infrastructure environments Experience securing cloud ...

Backend Developer, Followscores

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Companys hybrid work from home policy. Qualifications Knowledge of Golang, Redis and GCP, thoughexpertisein … similar or alternative technologies such as .NET are welcome. Experiencedelivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability,multiuserand service-basedsystems. Additional Information Developingscalable, maintainable, and performant systems. ...

Backend Developer, Followscores

Hiring Organisation
Hackajob Ltd
Location
Stoke-On-Trent, Staffordshire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Companys hybrid work from home policy. Qualifications Knowledge of Golang, Redis and GCP, thoughexpertisein … similar or alternative technologies such as .NET are welcome. Experiencedelivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability,multiuserand service-basedsystems. Additional Information Developingscalable, maintainable, and performant systems. ...

Backend Developer, Followscores

Location
Manchester, Lancashire, United Kingdom
systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis, and GCP to ensure high-performance delivery. This role is eligible for inclusion in the Company's hybrid work from home policy. Qualifications Knowledge of Golang, Redis … alternative technologies such as .NET are welcome. Experience delivering robust software solutions that adhere to industry best practice. Proven record of accomplishment in high availability multi-client compatible development. Experience of working with high availability, multiuser and service-based systems. Additional Information Developing scalable, maintainable ...

PostgreSQL Database Administrator

Location
Manchester, England, United Kingdom
services across our on-premises infrastructure and GCP. The role combines production operations with project work, including migration from Community PostgreSQL to EDB Postgres, high-availability standardization, database consolidation, and operational automation. You will work closely with DBAs, SRE, infrastructure, application, and security teams. We need someone … this role: PostgreSQL and EDB administration. Administer the full database lifecycle, including installation, configuration, patching, upgrades, capacity planning, security, monitoring, incident response, and decommissioning. High availability with EFM. Configure, operate, monitor, and troubleshoot EDB Failover Manager clusters; perform planned switchovers and failover tests; validate application connectivity; and safely ...

Enterprise Middleware Platform Lead

Location
South Yorkshire, England, United Kingdom
operational excellence for critical enterprise messaging and integration platforms. You will bridge engineering, architecture, and business teams to drive platform standardization, lifecycle management, and high-availability outcomes across a global financial infrastructure. Your Impact Strategy & Roadmap: Define and maintain multi-quarter product roadmaps covering security, automation, platform currency … . Reliability & Performance: Own service health outcomes by monitoring SLIs, SLOs, and MTTR, leading major incident reviews, and ensuring rigorous Disaster Recovery (DR) and High Availability (HA) testing. Risk & Compliance: Ensure platforms meet strict audit, risk, and regulatory standards through vulnerability remediation, access controls, and active risk finding ...

Enterprise Middleware Platform Lead

Hiring Organisation
Randstad Digital
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500 per day
operational excellence for critical enterprise messaging and integration platforms. You will bridge engineering, architecture, and business teams to drive platform standardization, lifecycle management, and high-availability outcomes across a global financial infrastructure. Your Impact Strategy & Roadmap: Define and maintain multi-quarter product roadmaps covering security, automation, platform currency … . Reliability & Performance: Own service health outcomes by monitoring SLIs, SLOs, and MTTR, leading major incident reviews, and ensuring rigorous Disaster Recovery (DR) and High Availability (HA) testing. Risk & Compliance: Ensure platforms meet strict audit, risk, and regulatory standards through vulnerability remediation, access controls, and active risk finding ...

Systems Administration Architect

Location
Birmingham, England, United Kingdom
Extras Visibility across cross-functional leadership and strategic decision-making Opportunities to design hybrid and cloud-native architecture solution Access to emerging technologies and high-availability architecture challenges Leadership position with mentoring opportunities and technical autonomy Work directly with teams responsible for EPIC EHR and other core clinical … Doing Lead enterprise infrastructure planning, architecture design, and deployment Architect secure, scalable hybrid systems integrating on-prem and cloud technologies Solve high-level system issues and guide technical teams through escalations Align infrastructure solutions with business needs and clinical priorities Design DR strategies, performance optimizations, and interoperability enhancements Provide ...

SAP S/4HANA Consultant (SC Cleared)

Location
West of England, England, United Kingdom
clients, transports, RFC connections, and logical systems. Support SAP S/4HANA release upgrades, FPS implementations, and Support Package management. Participate in performance testing, high availability (HA), and disaster recovery (DR) exercises. Administer SAP HANA databases, ensuring optimal performance, resilience, and stability. Implement backup, recovery, monitoring, and housekeeping … capacity planning DEV, QAS, PRE-PROD and PROD environment management Client strategy and refresh processes Backup and recovery planning SAP logging and monitoring High Availability and Disaster Recovery concepts Requirements Active SC Clearance is mandatory. Ability to work onsite in Bristol 3 days per week. Strong stakeholder engagement ...

SAP S/4HANA Consultant (SC Cleared)

Hiring Organisation
Matchtech Mobility
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
clients, transports, RFC connections, and logical systems. Support SAP S/4HANA release upgrades, FPS implementations, and Support Package management. Participate in performance testing, high availability (HA), and disaster recovery (DR) exercises. Administer SAP HANA databases, ensuring optimal performance, resilience, and stability. Implement backup, recovery, monitoring, and housekeeping … capacity planning DEV, QAS, PRE-PROD and PROD environment management Client strategy and refresh processes Backup and recovery planning SAP logging and monitoring High Availability and Disaster Recovery concepts Requirements Active SC Clearance is mandatory. Ability to work onsite in Bristol 3 days per week. Strong stakeholder engagement ...

Network Engineer (French Speaking)

Location
Ashford, England, United Kingdom
teams to maintain security and compliance standards. The role will also support F5 load balancing and Infoblox DNS, DHCP, and IPAM services, ensuring the availability of business-critical applications and maintaining accurate network records and documentation. In addition to operational support, the Network Engineer will deliver network upgrades … role will configure and support Cisco and Aruba LAN, WAN, switching, and wireless environments, including Cisco Nexus, VLANs, routing protocols, network segmentation, and high-availability solutions. It will also support Aruba Wireless and ClearPass across offices, warehouses, and remote sites. You’ll have hands‐on experience with technologies ...

Network Engineer (French Speaking)

Location
Hemel Hempstead, England, United Kingdom
teams to maintain security and compliance standards. The role will also support F5 load balancing and Infoblox DNS, DHCP, and IPAM services, ensuring the availability of business-critical applications and maintaining accurate network records and documentation. In addition to operational support, the Network Engineer will deliver network upgrades … role will configure and support Cisco and Aruba LAN, WAN, switching, and wireless environments, including Cisco Nexus, VLANs, routing protocols, network segmentation, and high-availability solutions. It will also support Aruba Wireless and ClearPass across offices, warehouses, and remote sites. You’ll have hands‐on experience with technologies ...

Design SME - IAM

Hiring Organisation
Vallum Associates
Location
South Yorkshire, Sheffield, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
Responsibilities: Produce High Level Designs (HLDs) and Low Level Designs (LLDs) for identity capabilities. Define end-to-end Technical Solutions across business, application, data and infrastructure domains. Translate business, security and regulatory requirements into technical solutions. Develop reference architectures, patterns and design standards for the programme. Define integration patterns … Policy Enforcement Point (PEP) architectures using Policy-as-Code. Define secrets management, certificate lifecycle and PKI integration patterns. Design resilience, disaster recovery and high availability architectures. Ensure solutions meet non-functional requirements for security, scalability, resilience and performance. Produce architecture decision records (ADRs) and design documentation. Support governance ...

Network Support Analyst with Cisco CCNA – City London

Location
City Of London, England, United Kingdom
proven track record. This is a support role (BAU) with involvement in design of scalable solutions deliverable through projects. Encompassing numerous technologies that benefit high-availability solutions. Fast thinker who can diagnose, assist others and remediate BAU support issues. Maintain documentation and networking diagrams for both support … required CCNA VPN technologies (IPSEC) Security certification (advantageous) Technologies Layer 2 Switching, Layer 3 Routing, VPN IPSEC & SSL, TACACS, RADIUS, NAT/PAT, VSS. High availability, including failover technologies and first hop redundancy protocols. The Client is based in the City in London close to Liverpool Street. Salary ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
collaborative, open-minded, and looking to continue to develop your craft. You're comfortable with pair programming all day Experience writing distributed, high availability, high throughput systems maintaining data consistency. You are proud of the code you produce; it’s obvious, concise and rarely needs … travel technology innovation. Enjoy a collaborative and fun working environment with opportunities for personal and professional growth. Competitive salary package and rewards for high performance. Our start-up culture means everybody's contribution matters and is celebrated. We set ourselves ambitious goals and are proud of our ability ...