7 of 7 High Availability Jobs in the City of London

SQL Server Architect

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
that underpin large-scale, mission-critical enterprise applications hosted within AWS cloud environments. Initially, you will lead an intensive proof-of-value phase, evaluating high availability and disaster recovery (HA/DR) patterns for SQL Server on AWS. Following successful completion, the role will transition into a longer … complex enterprise environment. Key Responsibilities Design and own SQL Server architecture supporting business-critical enterprise platforms hosted on AWS. Develop and validate High Availability and Disaster Recovery (HA/DR) strategies. Design and implement SQL Server Always On Availability Groups, Failover Cluster Instances (FCI), and other resilience ...

Oracle EBS DBA

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£400 - £500 per day
Oracle Apps DBA to manage, maintain, and optimise mission-critical Oracle E-Business Suite (EBS R12) environments and underlying databases. In this hands-on, high-impact technical role, you will take ownership of cross-layer troubleshooting spanning application, database, operating systems, and infrastructure. You will play a key part … maintaining system performance, security, and high availability, while actively contributing to major cloud migration initiatives (OCI/Azure). Key responsibilities EBS & Database Lifecycle: Maintain, update, copy, and refresh core Oracle systems across test, development, and live 24/7 production environments. Core Apps Administration: Manage key system ...

Platform Engineering Specialist - Database Infrastructure

Hiring Organisation
TurleyWay Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
passionate about building and operating highly scalable database platforms? Have you administered and optimised mission-critical PostgreSQL environments in cloud-first organisations, ensuring performance, availability and resilience at scale? Can you demonstrate broad technical knowledge across Platform Engineering, DevOps and Infrastructure, alongside experience with automation and scripting using Python … Engineering, Platform Engineering, DevOps or Infrastructure roles with a strong focus on database administration. You'll possess deep expertise in PostgreSQL , including performance tuning, high availability, replication and operational support within Azure-based environments. You will have strong Linux systems administration skills, experience with database automation and infrastructure ...

Backend Kotlin Engineer - Banking

Hiring Organisation
AMS CWS
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
strong emphasis on Extreme Programming (XP) practices, including mob programming, test first development and continuous refactoring working closely as a team to maintain a high standard of code quality and system reliability. What you'll do: Design, develop and maintain scalable backend services using Kotlin, delivering high-quality … Cloud SQL, Memorystore Key Management Terraform CI/CD and SDLC experience in a regulated/enterprise environment. Comfortable working in production systems with high availability and correctness requirements. Experience with Typescript and/or React (desirable). Proven DevOps Engineer experience (desirable). Deutsche Bank's Values ...

Senior Network Engineer (AWS & Python)

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£580 - £630/day Inside IR35 (Negotiable rate)
trading platform. The organisation operates a complex global technology estate, with network infrastructure connecting data centres, offices, cloud environments and critical trading services. Network availability, resilience, security and low-latency performance are fundamental to its operations. This is a hands-on senior engineering position offering significant technical ownership across … critical network infrastructure. Strong technical knowledge of enterprise and data centre networking. Hands-on understanding of: BGP, OSPF , Routing and switching Network resilience and high availability Network troubleshooting and incident resolution Ability to manage network changes within highly available production environments. Desirable Experience Experience with AWS networking . ...

Member of Technical Staff, Full Stack

Hiring Organisation
FBI &TMT
Location
City of London, London, United Kingdom
Employment Type
Permanent
tools such as React Query and Tailwind Contribute to infrastructure, system architecture and cloud-native engineering decisions Work on distributed systems, real-time processing, high availability and system performance Collaborate effectively with AI, product and infrastructure teams to deliver reliable features Support API testing and maintain high ...

SC/DV SQL Server Architect CGEMJP

Hiring Organisation
Experis
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Duration: 03/03/2027 - likely to be extended depending on the vetting checks Location: London. Hybrid, 3- 4 days per week onsite Rate: up to £662.40 p/d Umbrella inside IR35 Clearance required: Active ...