401 to 425 of 618 High Availability Jobs

Cloud Architect

Hiring Organisation
Webologix Ltd/ INC
Location
Newbury, England, United Kingdom
services, and collaboration across architecture, product, and delivery teams. Your responsibilities: Lead the design and governance of AWS cloud architectures ensuring scalability, resilience, and high availability Drive multi-account AWS environments using Landing Zone, IAM, networking, and security best practices Collaborate closely with Solution Architects, Product Owners ...

Java Developer

Hiring Organisation
Brio Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 Daily
looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environment, working alongside architects, testers, and product teams to deliver quality software at pace. KEY RESPONSIBILITIES Design ...

Java Developer

Hiring Organisation
Brio Digital
Location
London, Baker Street, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environment, working alongside architects, testers, and product teams to deliver quality software at pace. KEY RESPONSIBILITIES Design ...

Java Software Engineer

Hiring Organisation
Brio Digital
Location
United Kingdom
looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environment, working alongside architects, testers, and product teams to deliver quality software at pace. KEY RESPONSIBILITIES Design ...

Solution Architect

Hiring Organisation
Morson Edge
Location
Gloucestershire, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 600 per day + None
Required Skills & Experience Essential Strong BC/DR and systems recovery experience from a solution architecture perspective Proven Azure experience , including: Cloud recovery patterns High availability design Backup and immutable backup concepts Experience in regulated environments with awareness of: Internal policies ISO standards (e.g. ISO 22301) Experience reviewing ...

Support Incident Engineer

Hiring Organisation
VLink Inc
Location
Edinburgh, Scotland, United Kingdom
root cause analysis. Provide ongoing operational support for the Aladdin infrastructure. Supporting and fixing both batch processing and interactive user applications to ensure the high availability of the Aladdin Environment Uses various tools to conduct analysis on system performance, root cause diagnostics, and systems’/applications’ design ...

Senior Infrastructure Engineer

Hiring Organisation
Elis UK Limited
Location
Basingstoke, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
equivalent professional qualification is beneficial but not essential. Your Mission at Elis Key Responsibilities Proactively maintain and update core IT infrastructure to ensure high availability of business-critical services. Ensure adherence to all infrastructure processes, including change control and security. Develop, maintain and routinely test ...

Vice President of IT Operations

Hiring Organisation
Tate Recruitment
Location
London Area, United Kingdom
hands-on expertise in Entrata and strong IT project management skills to deliver operational excellence and drive innovation across enterprise systems. You’ll lead high-performing teams, collaborate with senior stakeholders, and ensure seamless IT service delivery across applications, infrastructure, and user support. Role & Responsibilities: Entrata Application Service Management … Build and lead a dedicated team to support the Entrata platform, ensuring high availability and performance. Oversee the full application lifecycle: deployment, upgrades, incident resolution, and vendor coordination. Define and implement SLAs, KPIs, and continuous improvement initiatives. Align Entrata capabilities with business needs through stakeholder collaboration. End-User ...

Market Access Developer (C++)

Hiring Organisation
NJF Global Holdings Ltd
Location
City of London, London, United Kingdom
will work on the core infrastructure that connects internal trading systems directly to global exchanges and liquidity venues. You will design, build, and enhance high-performance market access gateways and market data systems where precision, speed, and reliability are critical. You will take ownership of end-to-end exchange … connectivity, including onboarding new brokers and venues, implementing protocol changes, and ensuring production stability of mission-critical trading flows. The work spans high-performance systems engineering, real-time optimisation, and hands-on production support in a fast-moving environment. This is a highly collaborative role working closely with traders ...

Systems Engineer (Linux / Operations)

Hiring Organisation
Visa
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
Visa Data Centers. The team is responsible for all technical support, Change Execution, Problem and Incident management. The administrator is responsible to ensure high availability and drive better systems monitoring and performance investigations. This includes working in partnership with other O&I teams as well as working with … client's endpoints, vendors and development teams to continuously drive higher availability and reduction of service impacts. Essential Functions: Provide technical advice and support to Visa's Client institutions and processors to ensure customers expectation are exceeded. Discipline in detailed documentation and reporting of issues and changes. Timely ...

Lead Data Platform Engineer (eDV)

Hiring Organisation
Aker Systems Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground-breaking, ultra-secure, high performance, cloud-based data infrastructure for the enterprise. Our proprietary technology solutions drive performance and reduce costs while helping our clients to improve … also recognised at the Thames Valley Tech Awards 2020; winning the Thames Valley Tech Company of the year, the Emerging Tech Company and High Growth Tech Business categories. We encourage people of all different backgrounds and identities to apply. We are committed to maintaining an inclusive, and supportive place ...

Enteprise Data Management Support

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract, Work From Home
optimisation for a key enterprise data management platform underpinning critical investment operations. The Opportunity: This is a fantastic opportunity to be part of a high-impact data programme modernising and simplifying how investment-related data is sourced, mastered, and distributed. Youll work closely with stakeholders across IT and investment … managed data service that replaces a legacy in-house system. What Youll Be Doing: Maintain and monitor an enterprise EDM platform to ensure high availability and performance Troubleshoot issues and support end-users, including investment analysts and portfolio managers Implement enhancements driven by business and regulatory needs Deliver ...

Service Delivery Manager

Hiring Organisation
IT Search & Select
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £80,000 per annum
fast-growing London-based Managed Service Provider delivering high-availability IT services to boutique hedge funds, asset managers, and other financial institutions across the capital. We pride ourselves on exceptional client experience, operational maturity, and a service culture built around trust, responsiveness, and continuous improvement. As we expand … portfolio, we’re seeking a Service Delivery Manager who can own client relationships, drive service excellence, and ensure our technical teams consistently meet the high standards expected by regulated financial clients. The Role You’ll act as the primary point of accountability for service performance across a portfolio ...

Director - Principal Engineer (Java/Angular/AI)

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£140,000 - £170,000 per annum
large-scale internal platform within a critical business area. This is a greenfield initiative focused on modernising and scaling internal technology capabilities through high-quality engineering and platform design. The environment is highly technical, hands-on, and focused on building reliable distributed systems within a regulated environment. Key Responsibilities … Design and build scalable, distributed systems handling high volumes of financial and transactional data Contribute directly to architecture, system design, and hands-on software development Drive engineering best practices across automation, testing, observability, and performance Build resilient, production-grade systems with a strong focus on reliability and scalability Work ...

UNIX Engineer

Hiring Organisation
Sanderson Recruitment
Location
Barrow-In-Furness, Cumbria, North West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £552 per day + Inside IR-35
management of Solaris systems, working with virtualised environments and contributing to critical migration and upgrade projects. The role has a strong focus on availability and resilience, including the design and support of clustered solutions. You'll work closely with infrastructure and application teams, taking ownership of performance, stability … background in UNIX migrations, upgrades and system support Solid understanding of UNIX networking, storage and security Desirable skills and experience: Experience designing or supporting high-availability or resilience clusters Exposure to disaster recovery and failover solutions Background working in large, regulated or mission-critical environments Reasonable Adjustments: Respect ...

Networking Specialist

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£160,000 - £175,000 per annum
trusted as a senior technical authority, taking ownership of routing architecture, contributing to strategic decisions, and ensuring the network can support real-time, high-throughput workloads. Key Responsibilities: • Design and operate resilient network architectures across LAN, WAN, data centre, and cloud environments • Own and optimise routing and traffic flows … improve network resilience, throughput, and operational efficiency What We’re Looking For: You will be an experienced network engineer who has worked in demanding, high-availability environments where routing stability and performance are critical. Strong practical experience with BGP, OSPF, and multicast networking is essential, alongside confidence working ...

Infrastructure Engineer Nutanix

Hiring Organisation
OCC Group
Location
Staffordshire, United Kingdom
Employment Type
Permanent
Infrastructure Engineer (Nutanix) Ready to build infrastructure that actually matters? We’re looking for a Nutanix-focused Infrastructure Engineer to join a high-performing team delivering secure, mission-critical platforms into high security environments. This is a hands-on role where you’ll take ownership of building … deploying Nutanix HCI clusters (AHV, AOS, Prism), turning technical designs into secure, resilient, high-performance infrastructure. You’ll work in complex environments where quality, security, and engineering excellence truly matter. You’ll be responsible for building and configuring enterprise-grade Nutanix platforms, supporting upgrades, migrations, and lifecycle management, while ...

Global Head, Architecture

Hiring Organisation
S&P Global
Location
Greater London, United Kingdom
Employment Type
Full Time
teams, and product partners to turn strategy into real designs that can be built and run. You will get involved early in complex or high-risk initiatives and step in when it matters most, including during major incidents and recovery efforts. A key part of the role is knowing … regulatory risk. What are we looking for: 20+ years building and operating systems in tier-1 banks, capital markets infrastructure, or similarly regulated, high-availability environments. Has owned or deeply influenced production systems under real load, is comfortable reading and writing code, and works effectively alongside senior engineers. ...

Microsoft Teams Telephony Administrator

Hiring Organisation
JOB SWITCH LTD
Location
London, UK
Employment Type
Full-time
user accounts, phone numbers, call queues, and auto attendants within the Teams Admin Centre. Monitor system performance and troubleshoot telephony-related issues to ensure high availability and call quality. Collaborate with IT and business stakeholders to understand telephony requirements and implement effective solutions. Stay up to date with ...

Microsoft Teams Telephony Administrator

Hiring Organisation
JOB SWITCH LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
user accounts, phone numbers, call queues, and auto attendants within the Teams Admin Centre. Monitor system performance and troubleshoot telephony-related issues to ensure high availability and call quality. Collaborate with IT and business stakeholders to understand telephony requirements and implement effective solutions. Stay up to date with ...

Senior Java Engineer (Payments)

Hiring Organisation
Randstad Technologies
Location
London, UK
Employment Type
Full-time
banking client as they move away from restrictive legacy "black-box" engines toward a flexible, cloud-native architecture. Your focus will be on delivering high-availability systems capable of handling millions of requests while ensuring strict compliance with ISO 20022 standards. Essential Skills 5 + years of hands ...

Oracle DBA

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501 per day
controlled/secure environments with strict governance. Understanding of backup & recovery (RMAN) Nice to have skills Solid understanding of backup & recovery (RMAN) and high availability in AWS platforms is preferred. Exposure & knowledge in Oracle SOA Suite, Oracle WebLogic Server (WLS) administration and upgrades is desirable. Exposure to Oracle ...

Senior Java Engineer (Payments)

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
banking client as they move away from restrictive legacy "black-box" engines toward a flexible, cloud-native architecture. Your focus will be on delivering high-availability systems capable of handling millions of requests while ensuring strict compliance with ISO 20022 standards. Essential Skills 5 + years of hands ...

Senior Java Engineer (Payments)

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
banking client as they move away from restrictive legacy "black-box" engines toward a flexible, cloud-native architecture. Your focus will be on delivering high-availability systems capable of handling millions of requests while ensuring strict compliance with ISO 20022 standards. Essential Skills 5 + years of hands ...

Web Applications Support Engineer

Hiring Organisation
Proactive Appointments
Location
Windsor, Berkshire, UK
Employment Type
Full-time
Support Engineer to join them on a contract basis. You’ll play a key role in maintaining, troubleshooting, and improving critical web applications, ensuring high availability and performance for end users. For this role, the key essential skills are: JavaScript, SQL & Unix/Linux 6 Months + Inside ...