1 to 25 of 204 Performance Tuning Jobs in the UK

lead the design, development, and optimization of enterprise-scale BI solutions. This role requires deep technical expertise in Power BI, data modeling, and performance tuning, especially for large and complex datasets. The ideal candidate will be proficient in tools like DAX Studio, Tabular Editor, and Azure-based data … + Amazon QuickSight). Design and optimize complex data models using Tabular Editor and DAX Studio. • Manage and optimize very large datasets (VLDB) for performance and scalability. Collaborate with business stakeholders to gather requirements and translate them into technical solutions. Lead performance tuning, including DAX optimization ...

organisation's data platform, covering both SQL Server workloads and a modern cloud-based data ecosystem. You'll ensure the reliability, scalability and performance of data pipelines, enabling high-quality analytics and supporting self-serve visualisation for teams across the business. This is a hands-on role where … development of cloud-based solutions, and play a key part in strengthening data governance, quality, and accessibility. Data Engineer Responsibilities Data Reliability & Performance Maintain and optimise SQL Server databases hosted on AWS RDS. Troubleshoot SSIS packages and scheduled jobs. Conduct performance tuning, query optimisation, indexing and cost ...

Your Responsibilities 1. Data Pipeline Development & Maintenance Design, build, and maintain automated, scalable data pipelines (batch & real time) Optimize ETL/ELT jobs for performance, reliability, and cost efficiency Ensure data pipelines meet SLAs, quality standards, and security guidelines 2. Data Platform Operations Manage and monitor data platform operations … Knowledge/Experience Technical Skills Strong experience with ETL/ELT tools (e.g., Informatica, Talend, DBT, Airflow, ADF) Proficiency in SQL, data modeling, and performance tuning Hands on with cloud platforms (Azure/AWS/GCP) and data services Understanding of DevOps tools: Git, Jenkins, Docker, Kubernetes (optional ...

platform lifecycle. Containers & Orchestration Experience with GKE, container runtimes, and service mesh patterns (e.g., Istio). Automation & Observability Ability to implement actionable observability solutions. Performance tuning and automation to reduce toil. Experience defining and operating to SLOs/SLIs. Scripting & Tooling Proficiency in Bash, PowerShell, or Python. Familiarity … resources, ensuring consistency, repeatability, and compliance. Security & Compliance Embed security best practices throughout the platform lifecycle to safeguard organisational and customer data. Performance & Reliability Define, monitor, and operate against SLOs/SLIs to ensure availability, performance, and resilience. Continuous Improvement Drive automation, observability enhancement, and performance tuning ...

shaping a modern, cloud-first database environment. The Role You’ll be responsible for managing a sizeable estate of ~60 production databases, ensuring performance, stability, and optimisation across the platform. A major focus will be working closely with development teams to refactor queries, improve performance, and support best … Azure. You’ll also play a key role in the ongoing migration to Azure, gaining exposure to cloud technologies while driving improvements in database performance and scalability. Key Responsibilities SQL Server administration across production and non-production environments Performance tuning, optimisation, and query refactoring Writing efficient ...

complex ETL processes and optimise ETL performance. Resolve complex ETL errors and ensure data quality in line with governance policies. 3. Database Management & Performance Tuning: Develop and manage relational and non-relational databases. Implement advanced database performance tuning and optimisation strategies. 4. Advanced Reporting: Develop interactive ...

Data Factory and Databricks, replacing legacy SSIS pipelines. Identifying opportunities to harden and automate manual steps within the Finance Close workflow Conduct T-SQL performance tuning across on-prem and cloud environments.Conduct T-SQL performance tuning across on-prem and cloud environments. Collaborate with ...

Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

based in the UK or US 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 … DevOps, Product, and QA teams to ensure production-grade solutions. Participate in architectural discussions, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 5+ years of experience in Core Java development with a focus ...

Lead to provide strategic technical leadership across the full lifecycle of complex Business Intelligence solutions. You will play a key role in platform deployment, performance tuning, and ongoing maintenance, ensuring system reliability and optimal performance for large-scale BI environments. This is an exciting opportunity to make … real impact within a purpose-led, globally recognised organisation. Key Responsibilities: Oversee BI platform deployment, performance tuning, and ongoing maintenance , including AMI refreshes, tooling upgrades, and database administration. Design and implement robust monitoring and reporting frameworks to ensure BI system health and performance. Manage data gateways and connections ...

will report to the Lead Technology Engineer and work alongside our expert DBAs. In this role you will be responsible for the availability, security, performance and stability of the SQL platforms used across the Saga Group. We will require you to have at least mid-level skill … DBA. Youll be proficient in T-SQL queries, stored procedures, partitioning, indexing, and performance tuning, plus SQL scripting for automation. We are a hands-on team, so you will need to be proficient with backups/recovery, monitoring, security, and SSIS/SSRS for ETL/reporting ...

scalable, cloud-native data platforms in Basildon . This role will focus on building modern lakehouse architectures leveraging AWS and Snowflake, ensuring high performance, reliability, and governance across enterprise data ecosystems. Key Responsibilities Design and deliver end-to-end data platform architecture using Snowflake, AWS, and modern lakehouse principles … blueprints Architect and optimise data pipelines using Airflow/MWAA and dbt Define and implement data lakehouse solutions using Apache Iceberg and S3 Lead performance tuning across Snowflake, Airflow, and Iceberg environments Ensure platform reliability, observability, and scalability Drive adoption of cloud-native design patterns and best practices ...

heart of the organisation's data infrastructure, acting as the go-to expert for managing and maintaining the company's SQL estate. From monitoring performance and troubleshooting database issues to supporting system integrations and data transfers, you'll take ownership of keeping databases running smoothly and efficiently. … business intelligence tools. You'll also be responsible for implementing and maintaining backup, recovery and disaster recovery strategies, as well as carrying out performance tuning and query optimisation where required. Alongside the hands-on technical work, you'll maintain documentation, ensure data security best practices are followed ...

solutions , including data modelling Develop OAS dashboards and reports for business insights Provide production support and resolve data/ETL/reporting issues Perform performance tuning across RPD, ODI, queries, and reports Maintain technical documentation and best practices Required Skills & Experience Strong hands-on experience with Oracle Analytics … Proven expertise in RPD development and modelling Solid experience with Oracle Data Integrator (ODI) Strong background in data warehousing and ETL processes Experience in performance tuning and troubleshooting Ability to work independently in a secure, client-facing environment ...

solutions , including data modelling Develop OAS dashboards and reports for business insights Provide production support and resolve data/ETL/reporting issues Perform performance tuning across RPD, ODI, queries, and reports Maintain technical documentation and best practices Required Skills & Experience Strong hands-on experience with Oracle Analytics … Proven expertise in RPD development and modelling Solid experience with Oracle Data Integrator (ODI) Strong background in data warehousing and ETL processes Experience in performance tuning and troubleshooting Ability to work independently in a secure, client-facing environment ...

business needs. * Support the migration of associated Windows Server estates * Ensure secure, stable and compliant transitions aligned with end of life timelines. * Conduct troubleshooting, performance tuning, and post migration validation work. * Produce clear migration documentation, runbooks, and operational handover materials. * Collaborate with technical leads, infrastructure teams, and wider … later versions (SQL 2022; SQL 2025). * Strong understanding of SQL Server architecture, clustering, HA/DR, AlwaysOn, performance tuning, and security. * Demonstrated ability to analyse large, complex estates and identify hidden/unknown instances. * Experience migrating associated Windows Server platforms (2016/2019). * Ability to work ...

between core systems and the Enterprise Data Warehouse, ensuring accurate and timely reporting Manage and monitor ETL pipelines, identifying and resolving data issues and performance bottlenecks Act as a technical point of contact during financial close periods (monthly, quarterly, year-end) Perform root cause analysis on data issues … cloud-based “Single Source of Truth” data platform Design, develop and maintain ETL workflows using modern tools (e.g. Azure Data Factory, Databricks) Optimise database performance through query tuning, indexing and partitioning strategies Support CI/CD practices using Azure DevOps Produce and maintain technical documentation Provide ...

Architect to own and govern the enterprise Azure platform, spanning platform design, service provisioning, automation, operations, FinOps led cost governance, CI/CD enablement, performance, security assurance, and regulatory compliance. This role defines how Azure is designed, consumed, secured, and operated at scale, acting as the central platform authority … forecasting models. •Establish cost monitoring and usage transparency dashboards for platform, product, and delivery teams. •Drive architectural and operational decisions that optimise cost to performance, scalability, and resilience. •Act as the primary interface between platform, operations, and finance stakeholders on cloud cost accountability. Performance Engineering & Troubleshooting •Define platform ...

IR35 - umbrella only Hold active SC clearance - eligible candidates will be considered The Oracle Database Administrator plays a critical role in ensuring the stability, performance, and integrity of our core data platforms. Operating independently, the DBA safeguards the operational continuity of key systems by maintaining resilient databases, optimising performance … teams to understand technical requirements, diagnose database-related issues, and shape effective data solutions. Implements clear, robust recommendations and technical documentation, including backup strategies, performance improvement actions, and configuration standards, while identifying risks, gaps, and dependencies. Designs and optimises repeatable database patterns, ensuring scalability, resilience, and compliance across production ...

exposure to the Payments domain to design, build, and enhance applications supporting global payment processing and modernization programs. The role involves developing scalable, high-performance backend components, integration services, and APIs that enable real-time payments, ISO 20022 message transformations, reconciliation, and workflow automation. The ideal candidate will have … internal systems like Core Banking or Treasury. Develop components supporting real-time payments , event-driven processing , and asynchronous messaging (Kafka, JMS) . Ensure code performance, reusability, and compliance with secure coding and resiliency standards. Payments System Modernization Collaborate with architecture and product teams on payments modernization , API enablement ...

messaging patterns Kafka clusters (Confluent, MSK, or open-source) Work closely with cloud engineering teams on infrastructure design, IaC (Terraform/CloudFormation), performance tuning, and cost optimization. Implement monitoring using CloudWatch, Grafana, Prometheus, or OpenTelemetry. Enforce integration security practices: Authentication/Authorization IAM policies Encryption at rest/ ...

analysts. Data Governance: Establish and enforce best practices for data documentation, metadata management, and data quality assurance to ensure "one source of the truth." Performance Optimization: Audit and optimize SQL queries and dashboard performance to ensure low-latency access to large datasets. Stakeholder Partnership: Act as a technical … consultant to non-technical departments, helping them define Key Performance Indicators (KPIs) and translate business questions into technical requirements. Mentorship: Lead code reviews and mentor junior engineers on data modeling techniques and visualization best practices. Qualifications Required Qualifications Bachelor’s or Master’s degree in Computer Science, Information Systems ...

scale, business-critical database platforms. You'll work as part of a collaborative team ensuring database systems remain secure, highly available, and optimised for performance across a complex enterprise environment. Key Responsibilities Administer and maintain SQL Server database environments, ensuring data integrity, security, and availability. Implement and maintain data … models, database designs, and access structures. Monitor database health and performance, proactively diagnosing and resolving issues. Support high availability and disaster recovery solutions, including clustering, database mirroring, log shipping, and AlwaysOn replication. Perform database performance tuning and optimisation using tools such as SQL Profiler, Extended Events, Database ...

team responsible for maintaining business critical systems operating within a 24 by 7 live service environment. This role focuses on operational stability, incident resolution, performance optimisation and secure database management across a high availability Oracle estate. Responsibilities Provide production support for Oracle 11g databases within … live service environment Diagnose and resolve incidents, including priority and major incidents Perform database performance tuning and optimisation Manage RMAN backup and recovery processes Support Data Guard and disaster recovery arrangements Implement database changes through controlled change management processes Apply security patches and maintain compliance standards Produce ...