1 to 25 of 95 Permanent Performance Tuning Jobs in the UK excluding London

ingestion, multi-stage workflows, and external integrations. We are looking for a hands-on Senior MongoDB Engineer with deep experience in database design, performance tuning, and cluster management within AWS cloud environments. This role requires someone who has worked extensively on production-grade MongoDB clusters, ensuring high availability … performance, and resilience in distributed systems. Senior MongoDB Engineer Key Responsibilities: MongoDB Architecture & Engineering Design and implement scalable MongoDB data models (schema design) for: Build and manage MongoDB clusters (replica sets & sharded clusters) Performance Tuning & Optimization Perform advanced query optimization and indexing strategies Proactively identify and resolve ...

Networking & Security: Experience with GCP Cloud Armor, GCP Networking, and embedding secure-by-design controls from design to runtime. • Automation & Observability: Implementing actionable observability, performance tuning, and automation to reduce toil. Defining and operating against SLOs/SLIs. • Scripting & Tooling: Scripting in Bash, PowerShell, or Python. Familiarity with … managing Google resources, ensuring repeatability and compliance. • Security & Compliance: Embed security best practices and controls throughout the platform lifecycle, safeguarding organisational and customer data. • Performance & Reliability: Define, monitor, and operate against service level objectives (SLOs/SLIs), ensuring high availability, performance, and fault tolerance. • Continuous Improvement: Drive automation ...

database clusters. Plan and execute robust backup and recovery strategies, including point-in-time recovery, cross-region DR, and business continuity solutions. Perform database performance tuning by analysing execution plans, identifying bottlenecks, optimizing queries, indexes, and stored procedures, and improving I/O efficiency. Lead capacity planning … Server in enterprise environments. Exposure to modern and distributed databases such as SingleStore, Netezza, and YugabyteDB. Solid experience in HA/DR architecture, performance tuning, security, and capacity planning. Hands-on experience with AWS and/or GCP managed database services. Strong automation and scripting skills using Python ...

hybrid role is based in the UK and offers the opportunity to build scalable, real-time services using modern technologies.If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities … with DevOps, Product, and QA teams to ensure production-grade solutions. Drive architectural changes, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 10+ years of experience in Java development with a focus on performance ...

environments at enterprise scale Leading implementation and optimisation of Nutanix clusters across hybrid infrastructure Providing L2/L3 support for Nutanix platforms, including performance tuning and issue resolution Contributing to HLD/LLD design for Nutanix-based infrastructure solutions Supporting lifecycle activities including upgrades, patching and platform enhancements … Working closely with infrastructure teams to ensure resilient, scalable Nutanix deployments Troubleshooting complex Nutanix performance, storage and virtualisation issues Producing clear technical documentation and operational runbooks Essential Skills & Experience Strong hands-on experience with Nutanix HCI in enterprise environments (L2/L3 level) Proven experience designing and implementing Nutanix ...

Support Team supporting large-scale DB2 subsystems across multiple mainframe environments and geographies. The ideal candidate will be responsible for ensuring the performance, integrity, security, maintenance, and availability of the DB2 database environment while providing L2/L3 production support for mission-critical applications. Key Responsibilities • Manage and support …/OS environments across enterprise mainframe systems. • Monitor database performance, tuning, integrity, availability, and security. • Install, configure, test, and maintain supported DB2 versions and monitoring tools. • Provide Level 2 and Level 3 support for DB2-based applications and environments. • Support highly responsive OLTP (CICS) DB2 environments. • Develop, manage ...

support, stability, and availability of Oracle databases. Key Responsibilities: Day-to-day administration of Oracle databases (11g/12c/19c) Database monitoring, performance tuning, and issue resolution Backup, restore, and recovery using RMAN Managing database security, users, roles, and access controls Supporting patching, upgrades, and routine maintenance … requests Essential Skills & Experience: Strong hands-on experience as an Oracle DBA Oracle Database administration (11g/12c/19c) Backup and recovery (RMAN) Performance tuning and troubleshooting Linux/Unix environments Experience working in secure or regulated environments Security Requirements: ACTIVE DV clearance (must be current ...

support, stability, and availability of Oracle databases.Key Responsibilities:Day-to-day administration of Oracle databases (11g/12c/19c)Database monitoring, performance tuning, and issue resolutionBackup, restore, and recovery using RMANManaging database security, users, roles, and access controlsSupporting patching, upgrades, and routine maintenanceWorking within secure, regulated environments … service requestsEssential Skills & Experience:Strong hands-on experience as an Oracle DBAOracle Database administration (11g/12c/19c)Backup and recovery (RMAN)Performance tuning and troubleshootingLinux/Unix environmentsExperience working in secure or regulated environmentsSecurity Requirements:ACTIVE DV clearance (must be current and transferable)UK national with ...

applications built on Oracle technologies. This role focuses on maintaining and improving existing systems, resolving production issues, implementing enhancements, and ensuring the stability and performance of Oracle-based business applications. The ideal candidate will have strong hands-on expertise in Oracle Database 19c, PL/SQL, and application maintenance … constraints. Support data fixes, data migration, and data validation activities in production and non-production environments. Ensure database code aligns with best practices, performance standards, and security guidelines. Application Maintenance & Production Support Provide day-to-day support and maintenance for Oracle-based applications across multiple environments. Troubleshoot and resolve ...

including CI/CD pipeline implementation using Azure Devops , Visual Studio and Octopus Deploy . The successful candidate will be responsible for database administration, performance optimization, automation, and supporting DevOps practices to ensure secure, highly available, and scalable database environments. Key Responsibilities Database Administration Install, configure, upgrade, and maintain … Azure VMs . Perform backup, restore, disaster recovery , and high availability (Always On, Failover Groups, Log Shipping). Monitor database health, capacity, and performance. Performance & Optimization Identify and resolve performance bottlenecks using execution plans, indexing strategies, and query tuning. Optimize database schemas, stored procedures, and SQL queries. Implement ...

e.g. Celery, Redis Streams, Kafka) to enable scalable async workloads, retries, and fault-tolerant integrations. Design data models and optimise relational databases (PostgreSQL) for performance, partitioning, and horizontal scale. Introduce caching, rate limiting, and queuing to meet performance budgets and latency goals. Integrate with AI pipelines and model … with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based workflows. Experience with API versioning, security, documentation strategies, and automated testing. Strong ...

experienced and proactive Site Reliability Engineer (SRE) to join our Technology team. In this role, you will be responsible for ensuring the reliability, availability, performance, and scalability of our cloud infrastructure and healthcare platforms that support millions of users worldwide. As a Site Reliability Engineer, you will work … reduce operational toil through automation, Infrastructure as Code (IaC), and self-service capabilities. Collaborate closely with software engineering teams to improve application reliability, performance, and operational readiness. Identify and eliminate reliability bottlenecks through performance tuning, capacity planning, and system optimisation. Support infrastructure and platform upgrades, ensuring minimal ...

stack (Data Factory, Synapse/Fabric, SQL-based semantic layers). Advanced Power BI: data modelling (star schemas), advanced DAX, Power Query/M, performance tuning, RLS and deployment via pipelines. A strong understanding of Power BI engineering discipline: PBIP/TMDL source format, Git-based version control … with demonstrable experience in a team setting. Proven ability to carry out peer review and QA of analytics work, spotting model errors, DAX issues, performance problems and UX weaknesses. Excellent written and verbal communication skills, including presenting to underwriting and senior stakeholders, with a track record of turning ambiguous ...

other relational database management systems, maintenance plans, database user and security audit with a proven track record on how to achieve maximum database performance by analysing execution plans, indexes, query performance tuning and other SQL best practices. Proven and demonstrable experience in web programming using the Django … management systems including SQL. Expertise in provision, implementation, maintenance and evolution of the e.surv data warehouse, databases and associated technology whilst also ensuring maximum performance from systems. Good working knowledge of the Linux and Windows command line interfaces. Good working knowledge of user interface design technologies. Ability to coach ...

Azure Monitor, Log Analytics/KQL, Application Insights, Science Logic), and improve alerting and diagnostics. Lead reliability and resilience improvements such as such as performance tuning, resource optimisation, cost optimization using FinOps and provide availability enhancements, aligned to our service- level expectations. A senior analyst is expected ...

reliable, fast, and scalable. Moving away from traditional, reactive database administration, our mission is to proactively maintain and enhance the reliability, integrity, and performance of our data footprint. You will help manage a diverse, modern GCP data ecosystem—spanning relational, NoSQL, and analytical platforms (with a focus on PostgreSQL … Cloud SQL and AlloyDB, alongside Spanner, Cassandra, Firestore, Bigtable, and BigQuery) - while ensuring smooth operations, performance tuning, and automated deployments. As our team embraces a cloud-first mindset, you will be encouraged to move beyond a specialized database mindset to become a broad generalist, developing skills across modern ...

Manage and execute database development across the full software development lifecycle (SDLC) Perform query optimisation and apply PL/SQL best practices to improve performance and efficiency Create, schedule, monitor, and audit Oracle Jobs within production environments Work with data warehousing concepts and large datasets where required Develop … Demonstrate experience with tools such as Jira and Confluence for tracking and collaboration Support solution design activities in collaboration with architects where required Apply performance tuning techniques where necessary to optimise database performance If you receive suspicious outreach claiming to be from us, please contact ...

support and optimise mission-critical SQL Server environments across a fast-paced, high-volume operational business. This hands-on role focuses on database performance, security, scalability, and continuous improvement, ensuring systems remain reliable and efficient in real-time transactional environments. Key Responsibilities: Write, optimise, and maintain SQL code supporting … integrity, consistency, and quality across all database systems Support developers and analysts with scalable and efficient data access solutions Monitor, troubleshoot, and improve database performance across live environments Analyse execution plans and optimise queries, indexing, and statistics Resolve locking, blocking, and deadlock issues within transactional systems Investigate and resolve ...

maintain ETL design documents, mapping specifications, and technical documentation Perform data profiling, validation, and reconciliation to ensure data quality Optimize DataStage jobs for performance, scalability, and reliability Troubleshoot and resolve ETL failures, data issues, and production incidents Work closely with DBAs, Unix teams, schedulers (TWS/IWS), and application … Senior DataStage Developer: Lead ETL design and review Mentor junior developers Own complex data domains and critical batch flows Support architectural decisions and performance tuning ...

tooling (e.g., Azure Monitor, Log Analytics/KQL, Application Insights, Science Logic), and improve alerting and diagnostics. Plan and implement operational improvements such as performance tuning, resource optimisation and resilience enhancements, aligned to service expectations. Any experience working within the Agile framework using Scrum. Security, compliance & governance Embed ...

modelling, and system integration. Advanced SQL skills and experience building and maintaining ETL pipelines. Advanced Power BI expertise, including DAX, dataflows, model optimisation, and performance tuning. Proven experience extracting and working with data from Azure, Salesforce, and ITSM platforms. Strong understanding of service delivery and operational metrics (SLAs, KPIs ...

design, development, integration, and debugging. Hands on experience with MongoDB (CRUD, indexing, aggregation pipelines). Strong knowledge of MS SQL includes writing queries and performance tuning. Understanding of distributed systems, messaging, and data‐streaming patterns. Experience with version control (Git) and CI/CD pipelines and DevOps Practices. Good ...

Translate business needs into technical solutions Maintain and enhance data platforms and analytics systems Build and manage dimensional data models Conduct testing, troubleshooting and performance tuning Evaluate and improve existing BI systems Collaborate with technical teams to integrate systems Create and maintain technical documentation Please note: This role … frameworks Experience with cloud data platforms (ideally Microsoft Fabric) Familiarity with Power BI or similar BI tools Ability to optimise and troubleshoot query performance Strong analytical and problem-solving skills Desirable Skills Knowledge of modern data architectures Experience with SQL, SSRS, SSIS and SSAS Experience using PySpark Familiarity with ...

proof solutions Tech Stack & Experience We’re looking for someone comfortable working across a modern Microsoft data ecosystem: SQL Server (T-SQL, stored procedures, performance tuning) Microsoft Fabric (Dataflows, Power Query, Data Warehouse) – or a strong desire to grow into it Azure (Logic Apps, Function Apps) APIs & data ...

databases on a 24/7, 365 basis , operating at Tier 3-4 level . You'll play a key role in ensuring: Database performance, availability, and stability Seamless integration with customer systems A reliable, high-quality experience for end users You'll also act as a trusted technical …/7 production environment Act as Tier 3-4 escalation for complex incidents and availability issues Analyse existing infrastructure and proactively improve performance and resilience Install, configure, and deploy systems into customer environments Support data migrations and system integrations Identify and implement automation, scripting, and process improvements Perform root ...