1 to 25 of 221 Performance Tuning Jobs in the UK excluding London

internationally. The successful candidate will play a key role in maintaining, optimising and supporting critical database and infrastructure environments, ensuring high availability and performance across both internal systems and customer platforms. The Role As a Database Infrastructure Engineer, you will be responsible for the administration, maintenance and performance tuning of SQL and MySQL database environments, alongside wider infrastructure and virtualisation technologies. Working within a collaborative technical team, you will support systems that operate 24/7, implementing high availability, replication and backup strategies whilst contributing to ongoing infrastructure improvements and customer projects. Key responsibilities include: Administering ...

Role Summary The ITO Linux Engineer (Level 3) is the Linux technical authority across DXC-managed customer environments, accountable for platform integrity, complex troubleshooting, performance optimisation and architectural improvements for mission-critical workloads. They design, validate and maintain secure OS baselines and oversee patching and vulnerability management to ensure … stability, security, performance and audit readiness in regulated environments. They own major Linux incidents and root-cause analysis, advising on clustering, high availability, disaster recovery configurations, kernel tuning, storage integrations and network dependencies. They automate operations using advanced shell scripting and infrastructure-as-code, approve high-risk changes ...

Object Store, and Snowflake (hosted on Private Cloud – AWS). What you’ll do Manage Hybrid Database Infrastructure:Oversee the day-to-day reliability, performance, capacity, and upkeep of database systems hosted across on-prem physical/VM servers, OpenShift clusters, and Cloud VMs (Oracle, OraaS, MongoDB, IBM Object … near-zero downtime. Implement AI & Agentic AI Solutions:Develop intelligent agents and automated solutions for real-time telemetry monitoring, automated index/query tuning, proactive anomaly detection, and automated self-healing workflows. Containerize & Modernize Workloads:Work with Red Hat OpenShift and containerized database/data services to streamline microservice ...

guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … System Performance Take a leading role in defining, implementing, and validating non‐functional requirements, including system latency, throughput, scalability, and reliability. Drive solutions for cloud scaling and capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data ...

components that sit directly in the cash equities trading hot path, ensuring pre-trade and real-time risk controls are enforced with microsecond-level performance while maintaining correctness and resiliency at scale. This is a hands-on, deeply technical role that also carries leadership responsibilities — mentoring engineers, driving architecture … Engine responsible for real-time pre-trade risk checks, position limits, and exposure controls across cash equities electronic execution flows. Architect and optimize high-performance, lock-minimal, multi-threaded components capable of processing risk decisions in the sub-microsecond to low-microsecond range. Integrate risk and position components with ...

Clearance The Opportunity We're looking for an experienced SC Cleared Database Administrator (DBA) to join a large-scale technology programme, supporting the performance, security, availability, and reliability of critical database environments. This is a hands‐on role responsible for database administration, performance tuning, backup and recovery … security management, and capacity planning across enterprise database platforms. Key Responsibilities Install, configure, administer, and maintain database platforms. Monitor database performance and proactively identify opportunities for optimisation. Perform database troubleshooting, incident resolution, and root cause analysis. Manage backup, recovery, and disaster recovery processes. Implement and maintain database security controls ...

Mainframe Performance & Scalability SME London (Hybrid) | 6-Month Rolling Contract | Inside IR35 We are supporting a major financial services organisation seeking a highly experienced Mainframe Performance & Scalability SME to undertake a strategic assessment of a large-scale IBM Mainframe environment supporting critical pension administration services. This … senior consulting engagement focused on identifying performance bottlenecks, scalability constraints and future growth risks across IBM Z infrastructure, z/OS, Db2 and CICS environments. You will work closely with architecture, engineering and operations teams to assess current platform performance, analyse capacity trends and provide evidence-based recommendations ...

Scripts Create and maintain WLST, Shell, and Bash scripts for code deployments, monitoring, health checks, domain creation, and middleware administration. Optimize Middleware Infrastructure Perform performance tuning, troubleshooting, and horizontal and vertical scaling of middleware platforms across diverse enterprise environments. Ensure Operational Governance and Collaboration Meet SLA commitments, follow … integrations. Scripting and Automation Skills Strong Shell or Bash scripting skills, with experience using WLST to automate deployments, monitoring, health checks, and domain creation. Performance Optimization and Troubleshooting Experience installing, configuring, performance tuning, scaling, and troubleshooting middleware software across different operating systems and hardware platforms. What ...

looking for an experienced Senior SQL Server Database Administrator to take full technical ownership of their SQL Server estate, driving the modernisation, scalability, performance and resilience of our database services across a hybrid cloud environment. This is a hands-on, senior technical role where you will be responsible … database architecture and design, working closely with agile development teams to influence technical decisions, challenge inefficient database code and promote best practices. From advanced performance tuning and disaster recovery to security governance and data lifecycle management, you will ensure our database services meet the highest standards of operational ...

provide hands-on database administration and engineering support within an enterprise environment. The role will focus on supporting high-volume transactional systems, database performance, availability, monitoring, backup and recovery, and disaster recovery across major relational database platforms. What you will do: Administer and support enterprise database environments across Oracle … within complex enterprise environments. Implement and maintain high availability and disaster recovery technologies, including RAC, AlwaysOn, replication, and clustering. Perform SQL development and database performance tuning to optimize system performance. Monitor database environments using tools such as OEM, Dynatrace, Splunk, and Prometheus. Support databases running in Linux ...

effective insight and informed decision-making. What's the Role Administer and optimise production Microsoft SQL Server environments, including configuration, patching, upgrades, security and performance tuning Manage Azure services supporting the data platform, including access, monitoring, networking dependencies, security and cost optimisation Build and support reliable data ingestion … resilience and security What Can You Offer Experience administering Microsoft SQL Server in production environments, including troubleshooting, maintenance, patching and upgrades Strong SQL and performance-tuning skills, including query optimisation, indexing, execution plans and capacity management Practical knowledge of backup, restore, high availability and disaster recovery, with ...

rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error‐handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high‐volume or business‐critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

This is an excellent opportunity for a DBA looking to take ownership of a modern Oracle estate while contributing to the resilience, security and performance of key enterprise platforms. For the first three months you will be based in the office five days a week moving to three days … role in supporting and developing Oracle database infrastructure, ensuring systems remain secure, resilient and high performing. Responsibilities include: Monitoring database health, availability, capacity and performance using proactive alerting and trend analysis. Administering Oracle databases and Linux platforms to maintain secure and efficient operations. Managing backups, restores, migrations and environment ...

hands-on DBA with strong experience across legacy and modern SQL Server platforms, providing 2nd and 3rd line support, maintaining database availability, security and performance, and driving continual service improvement. Key Responsibilities Provide 2nd and 3rd line support across production, pre-production and development SQL Server environments. Administer … Groups. Lead database incident resolution, troubleshooting and root cause analysis. Manage backup, restore and disaster recovery arrangements, including resilience and failover testing. Perform database performance tuning, capacity management and optimisation. Maintain database security, access controls, auditing and compliance. Develop automation and scripting solutions using PowerShell and T-SQL. ...

Bank’s continued development.The Bank has been awarded Platinum status by Investors in People (IIP) in 2020 demonstrating our commitment to high performance through good people management and strong company culture. With focus on clearly defined set of core values which underpin the vision. We encourage a sense … role will include administration of Oracle databases and the Linux platforms they run on. Responsibilities will include: Monitor database health, availability, capacity and performance, using proactive alerting and trend analysis to identify issues before they affect service. Perform maintenance operations on Oracle databases to ensure stable, secure and efficient ...

billing services are deployed and operated effectively in AWS and EKS, with strong observability, logging, alerting, and operational controls. · Lead production readiness, resilience planning, performance tuning, and root-cause analysis for customer and revenue-impacting incidents. · Improve CI/CD pipelines, deployment automation, and engineering practices to accelerate … safe and repeatable change. Data & Billing Platform Integrity· Guide Oracle DB usage, data access patterns, and schema considerations to ensure performance, integrity, and traceability across billing solutions. · Work with dependent systems and teams to maintain reliable billing flows, reconciliations, and operational controls across integrated services, including maintaining Oracle ...

market-leading SaaS platform 24x7. This is a true player-coach role: you'll set the long-term database strategy and standards, improve reliability, performance, and security across the estate, and line-manage and develop our existing DBA team. You'll be the senior technical authority for database architecture … strategy, standards, and roadmap for the database function across SQL Server, Azure SQL, and Cosmos DB. Get hands-on with a live production estate: performance tuning, configuration, backups, restores, disaster recovery, incident response, and release support. Right-size and optimise Azure SQL deployments across General Purpose, Business Critical ...

doing: Lead the strategy, standards and roadmap for 300+ production databases, predominantly SQL Server hosted on Azure. Provide hands-on database administration, performance tuning, monitoring and troubleshooting. Own backup, restore and disaster recovery processes, ensuring reliability and resilience. Optimise database performance, configuration, deployment processes and cost efficiency. … including deployment tiers and migration strategies. Proven ability to define database standards, strategy and long-term technical direction. Experience managing backups, disaster recovery, performance tuning and production releases in a 24/7 environment. ...

comfortable working on the entire stack even when that means learning new things. You’ll own problems end to end - from kernel-level performance tuning to the web dashboard a client uses, to the operator interface of our industrial units. Priorities change, deadlines are often tight … capture. Cloud infrastructure on Azure - VMs, container apps, deployment, networking, storage, monitoring. Linux sysops - provisioning and maintaining edge Linux machines: networking, systemd, containers, performance tuning, remote access and recovery. We use Ansible, Tailscale Python - internal tools, operator interfaces, APIs and data pipelines. Hands-on work - occasional hands ...

scalable AI/HPC system designs, including compute, GPU configurations, high speed networking (InfiniBand/Ethernet), and storage architectures. Design, architect, and implement high-performance computing (HPC) and AI/ML infrastructure solutions, including GPU-accelerated clusters, high-speed storage, and low-latency networking. Lead … sales architecture through system integration, validation, and deployment in customer environments. Drive OEM server and appliance configuration, including BOM definition, firmware/BIOS tuning, thermal/power considerations, and manufacturability alignment. Work closely with manufacturing and integration teams to ensure system-level validation, rack integration, burn-in testing ...

Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

level all key system flows, the services, partners, and teams in play, and how to actively debug an incident. Lead reliability engineering: resilience patterns, performance tuning, capacity planning. Facilitate post-incident reviews and track actions to completion. Use AI tools for automated alert correlation, root cause analysis … observability tools, alerting, logging, and distributed systems debugging. Experience managing and working with offshore support teams. Hands-on experience with reliability engineering: resilience patterns, performance tuning, capacity planning. Active use of AI tools for incident triage, automation, and runbook generation. Ability to understand complex system flows across multiple ...