901 to 925 of 1,095 High Availability Jobs in the UK

Senior Fullstack Engineer - Python + React | Remote

Location
Greater London, England, United Kingdom
with ReactJS on the frontend. You will collaborate with product managers and engineers to deliver AI-enabled solutions, ensuring SoC, security best practices, and high availability across services. Hybrid UK-based work with monthly travel to the Hayes office is expected. #J-18808-Ljbffr ...

Site Reliability Engineer – Privacy‐First Cloud at Scale

Location
Greater London, England, United Kingdom
Inc. in London, England invites a hardworking SRE Engineer to join the Private Cloud Compute team. You will tackle challenging problems, own responsibilities for high-availability systems and contribute to global-scale infrastructure with privacy-centric principles. This role emphasizes automation, performance optimization and secure, scalable service delivery. ...

Senior Remote z/OS Mainframe Systems Programmer

Location
Greater London, England, United Kingdom
support of the IBM z/OS operating system and related products. You will work across large-scale environments in financial services, ensuring high availability and security. The ideal candidate has deep z/OS expertise, strong Sysplex skills, and a proven ability to troubleshoot complex issues, #J ...

SAP S/4HANA Basis Consultants

Location
West of England, England, United Kingdom
configuration Kernel installation, upgrades and patching Clients Transports RFCs Logical systems S/4HANA release upgrades, FPS and SP stack management Supporting performance, High Availability (HA) and Disaster Recovery (DR) testing HANA Database Administration: Initial HANA database sizing and setup Backup and recovery configuration Point-in-time backup ...

IBM Mainframe Specialist/ Sysplex

Location
Basildon, England, United Kingdom
environments** and proven experience in the **financial services domain**. The ideal candidate will be responsible for managing and supporting **Parallel Sysplex environments**, ensuring high availability, performance, and resilience of mission-critical financial applications.**Required Skills:*** Strong experience in **IBM Mainframe technologies*** Hands-on expertise in:* **Parallel Sysplex ...

Senior Backend Engineer - Payin Platform

Location
Greater London, England, United Kingdom
Payin Platform team at Wise in London. You will be responsible for building and scaling the systems that power our global payin infrastructure, ensuring high availability, performance, and security. You will work in a fast-paced, mission-driven environment, collaborating with cross-functional teams to deliver exceptional financial ...

Senior IMS Core Engineer

Location
Reading, England, United Kingdom
advanced troubleshooting and root cause analysis using SIP, SDP, RTP and Diameter signaling Lead resolution of critical incidents and technical escalations Ensure service continuity, high availability, and operational readiness during network changes Support feature verification, interoperability testing, and pre/post-deployment validation Review implementation procedures, rollback plans ...

Network Engineer

Hiring Organisation
Sanderson Recruitment
Location
Tewkesbury, Gloucestershire, United Kingdom
Salary
£ 45 K
analytical, and diagnostic skills.Excellent customer-facing communication skills.Strong understanding of:o BGPo OSPFo VLANso VRRP/HSRPo Spanning Treeo QoSo Multicasto IPv4/IPv6o High Availability networkingDue to the nature of this work, candidates must already hold a DV clearance.Reasonable Adjustments:Respect and equality are core values ...

Network Engineer

Location
Tewkesbury, Gloucestershire, United Kingdom
understanding of: o BGP o OSPF o VLANs o VRRP/HSRP o Spanning Tree o QoS o Multicast o IPv4/IPv6 o High Availability networking Due to the nature of this work, candidates must already hold a DV clearance. Reasonable Adjustments: Respect and equality are core ...

Data Centre Contract Manager

Hiring Organisation
Invictus Recruitment
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
experience is essential. Youll ideally have experience managing facilities or engineering contracts within a data centre, mission-critical, pharmaceutical, healthcare, financial services or similarly high-availability environment . You should have: Proven experience managing FM or engineering contracts. Previous experience within a critical environment. Strong understanding of hard ...

MLOps AI Lead & Databricks Platform Specialist

Location
Slough, England, United Kingdom
support processes. Heavy on Databricks Key Responsibilities: Own and manage the day-to-day operation of the Databricks Lakehouse Platform and MLOps services, ensuring high availability, performance, security, and user satisfaction. Lead platform service management activities, including incident, problem, change, and request processes, while coordinating support and escalation ...

Software Engineer II - Frontend (React/TypeScript)

Location
Greater London, England, United Kingdom
most business-critical and revenue-sensitive areas of the product.Our team builds payment gateway integrations that help merchants securely process payments and support scalable, high-performance, and flexible checkout experiences.**What The Team Owns*** Designs and maintains payment integrations functionality and APIs, including cart-to-order flows and payments … processing* Ensures high availability, performance, and correctness for checkout and payments related services, given their direct impact on merchant revenue* Partners closely with Product to evolve checkout and payments capabilities while balancing quality, security (PCI), and speed of delivery* Owns incident management and on-call responsibilities for checkout ...

Payments Systems Manager

Hiring Organisation
Taylor James Resourcing Limited
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
Commercial Awareness Key Responsibilities Payment Platform Ownership * Own the end-to-end payment card processing environment across two brands and approximately 800 locations. * Ensure high availability, resilience, performance, and security of payment services. * Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

Payments Systems Manager

Location
United Kingdom
Commercial Awareness Key Responsibilities Payment Platform Ownership Own the end-to-end payment card processing environment across two brands and approximately 800 locations. Ensure high availability, resilience, performance, and security of payment services. Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

PCI DSS Retail Payments pecialist

Hiring Organisation
Taylor James Resourcing Limited
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
Commercial Awareness Key Responsibilities Payment Platform Ownership * Own the end-to-end payment card processing environment across two brands and approximately 800 locations. * Ensure high availability, resilience, performance, and security of payment services. * Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

Lead Network Engineer

Location
Salisbury, Wiltshire, United Kingdom
security of the Joint Military Network Integration and Information Assurance Network (JMNIAN). You'll play a key role in maintaining and evolving complex, high-availability network infrastructure that supports UK Defence and international coalition operations. Working within a specialist delivery team, you'll design, implement and support ...

PCI DSS Retail Payments pecialist

Location
United Kingdom
Commercial Awareness Key Responsibilities Payment Platform Ownership Own the end-to-end payment card processing environment across two brands and approximately 800 locations. Ensure high availability, resilience, performance, and security of payment services. Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

PCI DSS Retail Payments pecialist

Hiring Organisation
Taylor James Resourcing
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
Commercial Awareness Key Responsibilities Payment Platform Ownership * Own the end-to-end payment card processing environment across two brands and approximately 800 locations. * Ensure high availability, resilience, performance, and security of payment services. * Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

Payment Systems Specialist

Hiring Organisation
Taylor James Resourcing
Location
London, United Kingdom
Salary
£ 80 K
Platform Management, Commercial AwarenessKey ResponsibilitiesPayment Platform Ownership• Own the end-to-end payment card processing environment across two brands and approximately 800 locations.• Ensure high availability, resilience, performance, and security of payment services.• Maintain responsibility for payment acceptance technologies including:Payment terminals, Payment switching hosts, Payment gateways, Acquiring ...

Business Analyst / PM (Payments Systems)

Location
City Of London, England, United Kingdom
delivering key business initiatives. Key Responsibilities Own the end-to-end payment card processing environment across two brands and approximately 800 locations. Ensure high availability, resilience, performance, and security of payment services. Maintain responsibility for payment acceptance technologies including payment terminals, payment switching hosts, payment gateways, acquiring integrations ...

Service Reliability Manager (GNSP)

Location
Greater London, England, United Kingdom
find at Sky. What You’ll Do Lead from the front – manage and technically guide a team of Service Reliability Engineers across a complex, high-availability network environment. Own network operational readiness – lead service introduction and change, ensuring new network technologies and platforms transition effectively into live operations. ...

Senior API Product Engineer - Wise Platform

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87500 to 111000 GBP Annually
messaging systems) and relational database design/optimization (PostgreSQL, MySQL). Architectural Knowledge: Proficiency in domain-driven design (DDD), microservices patterns, and building for high availability and low latency. Product Mindset: A customer-centric approach to engineering—balancing technical excellence with business context, user experience, and cost efficiency. ...

Network Engineer

Location
Stanford-le-Hope, England, United Kingdom
assistance and troubleshooting; Implement network changes into the various environments following company procedures, i.e. change control and security policies. Monitor and maintain the clustered high availability solutions across two sites; Monitor the Data Centers and Virtual Environments; Monitor the site wide network infrastructure, this will include ...

Network Engineer

Location
Coryton, England, United Kingdom
assistance and troubleshooting; Implement network changes into the various environments following company procedures, i.e. change control and security policies. Monitor and maintain the clustered high availability solutions across two sites; Monitor the Data Centers and Virtual Environments; Monitor the site wide network infrastructure, this will include ...

Salesforce Engineering Manager

Location
Nottingham, England, United Kingdom
Platform , designing, developing, and integrating enterprise software features CI/CD solutions at scale , enhancing delivery pipelines and automation to solve enterprise-level challenges High availability systems , maintaining platform service, proactive incident response, and permanent problem resolution Reusable patterns & standards , ensuring owned solutions are scalable, secure, maintainable ...