576 to 600 of 885 High Availability Jobs

Payment Markets Network Analyst – Connect

Location
Sheffield, England, United Kingdom
incident management across the TNS network. You will be responsible for monitoring and supporting our global payments network and should be familiar with maintaining high-availability networks, as well as providing timely resolutions and quality assurance for customers.## ## **Responsibilities**Working closely with your peers, you will support … diverse range of incidents or issues in order to meet service availability SLAs. Working on a shift rota (12-hour day/night shifts) providing 24 x 7 x 365 operational support, you will be responsible for:* Monitoring and management of the Global TNS Payments network.* Responsible for monitoring ...

Core Quantitative Strategic Analytics Engineer

Location
Greater London, England, United Kingdom
Python). Working cross-business, you will design, build, and tune core functionality ranging from trade pricing and risk valuation to automated controls and high-performance backend infrastructure. We welcome applications from strong, performance-minded engineers across all industries, including those from outside the financial sector. What … develop core platform functionality in C++ and Python, with a rigorous focus on code efficiency, memory management, and execution speed. Design, optimize, and maintain high-performance data layers. This includes schema optimization, index tuning, and query analysis in MySQL and SQLite3, alongside leveraging Redis for low-latency caching ...

Service Reliability Support Manager

Location
Greater London, England, United Kingdom
stacks such as Grafana, Prometheus, Open Telemetry, ELK, Splunk, or similar platforms. Deep understanding of SLIs, SLOs, error budgets, and telemetry best practices in high-availability environments. Excellent understanding of the process and workflow from Development, UAT, and deployment to Production. Familiarity with AI/ML-driven triage … across hybrid platforms (on-prem, cloud, containers). Proven ability to manage complex technical issues, prioritise tasks, and deliver results in a fast-paced, high-pressure environment. Excellent communication skills, with the ability to effectively interact with clients, developers, infrastructure teams, the Technology Centre of Excellence, and other stakeholders. ...

SQL Database Administrator

Hiring Organisation
VIQU Limited
Location
London, England, United Kingdom
experienced SQL Database Administrators to join their technology team on a permanent basis. The successful candidates will be responsible for maintaining the security, performance, availability and recoverability of business-critical SQL Server databases supporting 24/7 operations. This is an opportunity to work within a highly regulated environment … resolve incidents within agreed SLAs.Implement and maintain database security controls, including encryption, auditing, access management and role-based permissions.Manage database backup, recovery and high availability solutions, including regular disaster recovery testing.Ensure database environments comply with data governance, retention, archiving and audit requirements.Support secure database integrations with internal ...

Senior Support Specialist- UK

Location
Greater London, England, United Kingdom
customer specific incidents calmly under customer pressure Help Engineering & Product teams Prevent repeated incidents through disciplined RCA Converting noisy customer complaints into high-signal engineering feedback 5. Jobs To Be Done 5.1 Production Issue Ownership Own customer-reported issues from intake to resolution adhering strictly to SLAs Take responsibility … customers can understand Set realistic recovery timelines Rebuild trust post-incident through transparency and follow-through 5.6 Feedback Loops to Engineering & Product Write high-signal bug reports and incident summaries Advocate for fixes based on customer impact , not noise Help Product understand real production behavior Ensure support insights influence ...

Staff Engineer Cloud Foundations

Location
Bracknell, England, United Kingdom
without line authority to deliver durable, scalable outcomes. Collaborate across engineering, product and scientific teams to translate complex needs into practical solutions. Set a high bar for quality, documentation and thoughtful use of AI-assisted engineering. Mentor and develop engineering talent by sharing cloud architecture knowledge and best practices … Establish and enforce cloud security standards, compliance frameworks and governance policies to protect organizational assets. Drive incident response protocols and reliability improvements to ensure high availability of cloud infrastructure. Conduct architecture reviews and provide technical guidance on cloud design decisions to ensure alignment with organizational standards. Qualifications **What ...

SQL Database Administrator

Hiring Organisation
VIQU IT Recruitment
Location
Leamington Spa, West Midlands, United Kingdom
Employment Type
Permanent Contract, Hybrid
Salary
£57,000
experienced SQL Database Administrators to join their technology team on a permanent basis. The successful candidates will be responsible for maintaining the security, performance, availability and recoverability of business-critical SQL Server databases supporting 24/7 operations. This is an opportunity to work within a highly regulated environment … incidents within agreed SLAs. Implement and maintain database security controls, including encryption, auditing, access management and role-based permissions. Manage database backup, recovery and high availability solutions, including regular disaster recovery testing. Ensure database environments comply with data governance, retention, archiving and audit requirements. Support secure database integrations ...

Infrastructure Support Engineer

Location
Greater London, England, United Kingdom
systems trading in them, don't keep office hours## Requirements* —Demonstrated experience in infrastructure, DevOps, or systems engineering, ideally in a low-latency or high-availability environment* —Strong Linux systems knowledge, including networking, performance tuning, and troubleshooting under pressure* —Scripting ability in Python, Bash, or similar for automation … tooling* —Experience with monitoring and alerting systems, and a bias toward catching problems early rather than explaining them after* —Comfortable working in a high-stakes environment where downtime has immediate, visible cost* —Prior experience supporting trading systems or other latency-sensitive infrastructure is a strong advantage #J-18808-Ljbffr ...

Software Engineer - Java, Realtime Payments, Implementation

Location
Greater London, England, United Kingdom
finance/payments and experience working on distributed real-time systems is sought after by a global Fintech. This organisation specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities. As a Senior Engineer, you will join … MongoDB. You will contribute from both a design and coding perspective, taking ownership of delivering custom components and features per client requests ensuring high availability, resiliency and scalability. As a Fintech, they are highly Agile, operating in multi-functional delivery squads manging projects from inception through to delivery ...

Java Engineer

Location
Greater London, England, United Kingdom
more accurate insights at any scale, cost-effectively. KX is essential to the operations of the world's top investment banks, aerospace and defence, high-tech manufacturing, healthcare and life sciences, automotive and fleet telematics organizations. The company has established offices and a robust customer base across North America … Engineer to join our R&D team. The role focuses on backend and middleware development using Java 17 and Spring, working across a distributed, high-availability system with kdb+ integration and strong security requirements. Key Responsibilities Develop, maintain, and optimise Spring-based web applications and REST APIs using ...

Senior Network and Security Engineer

Hiring Organisation
CMC Markets UK Plc
Location
City of London, South East, United Kingdom
Employment Type
Permanent Contract, On-site
Network & Security Engineer to join our Technology team. This role plays a key part in designing, building and supporting our global network infrastructure, ensuring high performance, resilience and security across on-premise and cloud environments. You will work across both project delivery and business-as-usual operations, supporting critical … cloud network infrastructure Deliver network engineering and design for new initiatives, alongside ongoing BAU growth and optimisation Monitor network performance, capacity and availability, providing proactive support and troubleshooting Implement new network services in line with internal policies, standards and security requirements Identify, advise on and remediate network and security ...

Microsoft Teams Subject Matter Expert (SME) - Consultancy

Location
Greater London, England, United Kingdom
future of enterprise collaboration and communication at scale? Join a leading technology services organisation supporting a large, business-critical user base within a complex, high-availability Microsoft 365 environment. The team relies on deep expertise in Microsoft Teams to enhance collaboration, streamline communication, and ensure seamless operation across … Subject Matter Expert, you’ll play a pivotal role in optimising and evolving enterprise collaboration services while working alongside skilled professionals in a dynamic, high-impact environment. Ready to elevate enterprise collaboration and drive real business impact? Apply now. Key Responsibilities: Provide Level 3 support for Microsoft Teams collaboration ...

AI Support Analyst

Location
Leeds, England, United Kingdom
positives and optimisation opportunities back into the AI Operations roadmap What You’ll Bring: Experience in technical operations, monitoring or support roles within a high-availability environment (media, streaming, telecoms or SaaS preferred) Strong analytical and problem‐solving skills, with the ability to interpret complex, high-volume … verbal communication skills, particularly in translating technical findings for non‐technical teams Calm, structured approach to investigation, prioritisation and escalation in live environments High attention to detail combined with operational curiosity and continuous‐improvement mindset Willingness to work rotating shifts as part of a 24/7 global operations ...

Enterprise Architect

Location
Greater London, England, United Kingdom
reduce complexity, eliminate technical debt, and lower total cost of ownership (TCO). Cloud & AWS Technical Governance Lead the architectural design and governance of high-scale cloud platforms, with primary accountability for AWS landing zones, core platform services, multi-cloud strategies, and cloud security patterns. Provide design authority … first integrations across internal and external applications. Partner with DevOps, Cloud Infrastructure, and FinOps teams to ensure workloads are well-architected for high availability, security resilience, cost efficiency, and performance. Governance, Standards & International Stakeholders Define enterprise reference architectures, policies, patterns, and principles across business, application, data, and infrastructure ...

Distribution Engineer

Location
Biggin Hill, England, United Kingdom
windows of the F1 season. Experience Have experience working in a broadcast, media, or telecommunications environment. Ideally have experience within Live Sports or similarly high-pressure operational contexts. Desirable Experience Experience working directly with high availability distribution or transmission systems. Familiarity with troubleshooting real time broadcast chain … workflows. Strong communication skills, with the ability to explain technical issues to both technical and nontechnical stakeholders. Ability to remain focused and effective in high‐pressure, time‐critical environments. Qualifications Certifications related to broadcast engineering, IT networking, or media transport (e.g., SMPTE, Cisco, or equivalent). Vendor‐specific training ...

Senior Software Engineer, Distributed Databases (Vitess/MySQL/MyRocks)

Location
Greater London, England, United Kingdom
across the broader stack: Vitess or a comparable sharded SQL system, including query routing, topology, VReplication, resharding, or cluster management; MySQL server internals, replication, high availability, query execution, InnoDB, backup, and recovery; MyRocks, RocksDB, or another LSM-based storage engine, including compaction, write amplification, caching, concurrency, and performance … systems codebases. Experience debugging complex behavior through profiling, tracing, thread and process analysis, source‐code inspection, operating‐system telemetry, and controlled reproduction. Experience making high‐risk infrastructure changes safely through testing, staged rollout, observability, fault containment, and rollback. Clear technical judgment and the ability to communicate designs, trade‐offs ...

Senior Engineer - HVDC Control & Protection System Application (m/f/d)

Location
Creswell, England, United Kingdom
control and protection solutions, providing support to senior leadership and consulting engineers Approve designs, review execution plans, and support engineering teams in delivering robust, high-quality technical solutions Support the development and maintenance of the HVDC Control & Protection Algorithms technology roadmap and identify areas for technical advancement Drive internal … related field focused on control system development, ideally with a power systems focus or equivalent experience Experience leading technical teams to deliver high-quality outputs to business deadlines Experience producing high-quality requirements, design, and test specification documents Strong experience developing control and protection solutions using model-based ...

Scala/Play Developer CGEMJP00363436

Hiring Organisation
Experis
Location
Telford, West Midlands, United Kingdom
Employment Type
Hybrid
DevOps practices Agile delivery Application design and architecture Strong troubleshooting and problem-solving capability Desirable: Cloud infrastructure experience Application security Automated deployment and monitoring High-availability digital services Large-scale public sector transformation experience Responsibilities include: Delivering Scala/Play microservices against agreed requirements Producing clean, maintainable … Sharing knowledge and contributing to engineering standards and best practice All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest ...

Cloud Platform Engineer (DevOps)

Location
Greater London, England, United Kingdom
creating a better experience for both staff and patients. Healthcare professionals deserve software that is reliable, safe, modern, thoughtful, and well designed. In high-stakes work, infrastructure stability, security, and operational excellence matter because they reduce friction and help earn trust. This is an opportunity to help shape … senior Cloud Platform Engineer to join our infrastructure team. You will be responsible for the design and management of our AWS environment, ensuring high availability through robust networking, scalable data processing pipelines (ETL/ELT), and secure API management. You will bridge the gap between infrastructure stability, automated ...

SDET (Software Development Engineer in Test)

Location
Banbury, England, United Kingdom
working on platform modernisation or re-architecture programmes Experience within public sector, compliance, enforcement, or regulated technology environments Experience testing customer-facing applications with high availability requirements Knowledge of modern DevOps practices and engineering metrics Strong understanding of quality engineering principles and continuous improvement practices Experience helping define … application codebase alongside software engineers Support CI/CD pipelines, release processes, and deployment activities Participate in code reviews and quality assurance activities Ensure high levels of software quality throughout the development lifecycle Support the successful delivery of large-scale product transformation initiatives We believe in equal opportunity ...

Azure Virtual Desktop Engineer - UK Security Clearance (SC) – Mandatory

Location
Gloucester, England, United Kingdom
looking for an experienced Azure Virtual Desktop (AVD) Engineer to join a dedicated AVD support function responsible for delivering a secure, stable, and high‐performing remote working environment. If you enjoy solving complex EUC challenges, optimising virtual desktop environments, and working with modern Azure technologies, this is a great … user/application access, resource groups and overall AVD configuration Optimise and support multi‐user environments using FSLogix and NetApp (or equivalent technologies) Ensure high availability, resilience and disaster recovery across all AVD components Participate in an on‐call rota (1‐in‐3) Travel occasionally to the Gloucester ...

Lead Java Engineer - High-Throughput Systems (Remote)

Location
Greater London, England, United Kingdom
scalable, secure distributed services for the TAG TrustNet platform using Java and AWS. The role requires deep knowledge of distributed computing, cryptography fundamentals, and high-availability systems, with a track record of delivering high-performance software in a #J-18808-Ljbffr ...

Senior Software Engineer, Trading Platform, C++

Location
Greater 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. DRW is looking for an outstanding Senior Software Engineer with an expertise in C++ … technical stack including order routing, market data, and risk systems. To qualify for this role, you: Minimum of 5 years of experience working developing high-availability systems in C++ with very tight resource/latency constraints Have a background in multi-threaded programming and a strong understanding ...

Network Authority Home Based, United Kingdom Fixed Services Operations - UK Posted 2 hours ago

Location
United Kingdom
Mobile, International, Fixed Broadband DNS and Fixed Broadband RADIUS infrastructure. The role involves working with industry standard applications, platforms and virtualised environments, ensuring high availability, scalability, and performance of DNS and RADIUS platforms - supporting national and international customers. You’ll take a lead role during complex or major … house tools. • Technical lead of new projects and demands impacting DNS or RADIUS, assessing detailed documentation such as Low-Level Designs (LLDs), High-Level Designs (HLDs), and operational guides align with operations. • Collaborate with cross-functional teams to ensure seamless improvements and network growth • Support development and knowledge transfers ...

SAP Manager

Location
Birmingham, England, United Kingdom
operational stability, service delivery, optimisation and ongoing development of a complex SAP S/4HANA environment . You'll be responsible for ensuring high-quality day-to-day SAP service delivery, managing incidents and change requests, overseeing system enhancements and supporting strategic transformation initiatives, including preparations for SAP RISE … enterprise SAP environments. Key Responsibilities SAP Service Delivery & Operational Management Take ownership of end-to-end SAP S/4HANA service delivery , ensuring system availability, performance and operational stability. Oversee day-to-day SAP support activities, incident management and service request resolution. Ensure effective support is provided during month ...