1 to 25 of 795 Performance Tuning Jobs in the UK

industry. They pride themselves on innovation, scalability, and the ability to perform under pressure during high-profile live events. As part of their continued investment in reliability and platform performance, they are now seeking an experienced Site Reliability Engineer to strengthen their engineering function and help evolve their observability and automation capabilities. THE BENEFITS Hybrid working model (office and … within a collaborative culture Exposure to modern cloud-native and containerised environments THE SITE RELIABILITY ENGINEER ROLE: As a Site Reliability Engineer, you'll ensure the reliability, scalability and performance of complex online platforms supporting high-volume transactions. Working closely with operations and product teams, you'll monitor production systems, develop automation to improve uptime, and refine observability to … provide real-time insight into platform health. You'll also play a key role in performance testing, system tuning and incident management to ensure smooth operation during critical events. SITE RELIABILITY ENGINEER ESSENTIAL SKILLS At least 2 years' experience working as an SRE Deep understanding of system reliability, scalability and performance tuning Experience with observability tools More ❯

industry. They pride themselves on innovation, scalability, and the ability to perform under pressure during high-profile live events. As part of their continued investment in reliability and platform performance, they are now seeking an experienced Site Reliability Engineer to strengthen their engineering function and help evolve their observability and automation capabilities. THE BENEFITS Hybrid working model (office and … within a collaborative culture Exposure to modern cloud-native and containerised environments THE SITE RELIABILITY ENGINEER ROLE: As a Site Reliability Engineer, you'll ensure the reliability, scalability and performance of complex online platforms supporting high-volume transactions. Working closely with operations and product teams, you'll monitor production systems, develop automation to improve uptime, and refine observability to … provide real-time insight into platform health. You'll also play a key role in performance testing, system tuning and incident management to ensure smooth operation during critical events. SITE RELIABILITY ENGINEER ESSENTIAL SKILLS At least 2 years' experience working as an SRE Deep understanding of system reliability, scalability and performance tuning Experience with observability tools More ❯

across on-premises and cloud platforms . The ideal candidate will have a strong understanding of PostgreSQL architecture, clustering technologies, and migration strategies, along with hands-on experience in performance tuning, backup/recovery, and disaster recovery procedures. Key Responsibilities: Database Administration: Install, configure, and maintain PostgreSQL databases in production and non-production environments. Perform database refresh activities … between environments as required. Execute patching and upgrade activities to ensure databases remain secure, stable, and up to date. Architecture & Performance: Demonstrate a good understanding of PostgreSQL database architecture, including memory management, indexing, and query optimization. Handle performance issues by analyzing query execution plans, tuning configurations, and implementing best practices. High Availability & Clustering: Implement and manage repmgr … Database Administrator in enterprise environments. Strong knowledge of PostgreSQL architecture, including WAL, MVCC, and vacuum processes. Hands-on experience with repmgr clustering, failover handling, and node recovery. Expertise in performance tuning, query optimization, and troubleshooting. Experience with migration strategies from on-premises to cloud platforms. Familiarity with Google Cloud or Azure database services. Proficiency in backup, recovery, and More ❯

development team. This is a remote-first role. About The Role As the Lead Developer of the Document Automation Portal, you will: Lead by Example: Write clean, maintainable, high-performance code in the latest versions of .NET Core and Angular, while setting the technical direction for the team. Own Team Delivery: Take accountability for the work of a … person development team, ensuring timely, high-quality delivery against sprint and release goals. Mentor & Manage: Provide technical guidance, coaching, and feedback to your team. Lead performance reviews, workload planning, and ensure professional development. Recruit & Grow Talent: Drive interviewing and hiring for the Document Automation Portal team, ensuring we attract and retain top engineering talent. Architect Solutions: Apply modern architectural … patterns and design principles to ensure scalability, security, and sustainability of the platform. Optimize Performance: Apply deep expertise in performance tuning across both applications and databases. Lead AI Integration: Champion the thoughtful use of AI-assisted coding tools, ensuring they enhance productivity without compromising quality, maintainability, or security. Deliver Resilient Cloud Solutions: Engineer solutions using Azure services More ❯

DB, Databricks, and Power BI servicesall managed using modern DevOps and Infrastructure as Code (IaC) practices with Terraform. Youll act as a technical leader across key areas such as performance tuning, automation, monitoring, migrations, CI/CD, and Azure Landing Zone (ALZ) adoption. Youll also collaborate closely with cross-functional teams to support ongoing cloud transformation while maintaining … observability tools such as Azure Monitor, Log Analytics, and custom dashboards. Write and optimise Kusto Query Language (KQL) queries for diagnostics and analytics. Support, Troubleshooting & Leadership Provide expert-level performance tuning, query optimisation, and incident troubleshooting. Lead SQL Server upgrades, migrations, and implementation of disaster recovery (DR) and high availability (HA) solutions. Conduct annual disaster recovery testing across More ❯

and Power BI services—all managed using modern DevOps and Infrastructure as Code (IaC) practices with Terraform. You’ll act as a technical leader across key areas such as performance tuning, automation, monitoring, migrations, CI/CD, and Azure Landing Zone (ALZ) adoption. You’ll also collaborate closely with cross-functional teams to support ongoing cloud transformation while … observability tools such as Azure Monitor, Log Analytics, and custom dashboards. Write and optimise Kusto Query Language (KQL) queries for diagnostics and analytics. Support, Troubleshooting & Leadership Provide expert-level performance tuning, query optimisation, and incident troubleshooting. Lead SQL Server upgrades, migrations, and implementation of disaster recovery (DR) and high availability (HA) solutions. Conduct annual disaster recovery testing across More ❯

and Power BI services—all managed using modern DevOps and Infrastructure as Code (IaC) practices with Terraform. You’ll act as a technical leader across key areas such as performance tuning, automation, monitoring, migrations, CI/CD, and Azure Landing Zone (ALZ) adoption. You’ll also collaborate closely with cross-functional teams to support ongoing cloud transformation while … observability tools such as Azure Monitor, Log Analytics, and custom dashboards. Write and optimise Kusto Query Language (KQL) queries for diagnostics and analytics. Support, Troubleshooting & Leadership Provide expert-level performance tuning, query optimisation, and incident troubleshooting. Lead SQL Server upgrades, migrations, and implementation of disaster recovery (DR) and high availability (HA) solutions. Conduct annual disaster recovery testing across More ❯

and Power BI services—all managed using modern DevOps and Infrastructure as Code (IaC) practices with Terraform. You’ll act as a technical leader across key areas such as performance tuning, automation, monitoring, migrations, CI/CD, and Azure Landing Zone (ALZ) adoption. You’ll also collaborate closely with cross-functional teams to support ongoing cloud transformation while … observability tools such as Azure Monitor, Log Analytics, and custom dashboards. Write and optimise Kusto Query Language (KQL) queries for diagnostics and analytics. Support, Troubleshooting & Leadership Provide expert-level performance tuning, query optimisation, and incident troubleshooting. Lead SQL Server upgrades, migrations, and implementation of disaster recovery (DR) and high availability (HA) solutions. Conduct annual disaster recovery testing across More ❯

queries for data persistence Ensure application scalability and reliability in cloud-hosted Linux based environment Collaborate with DevOps to containerize services and deploy using CI/CD pipelines Conduct performance tuning, code reviews, and troubleshooting production issues Document system architecture, design decisions, and development processes What we want from you Strong hands-on experience with Core Java and … multithreading in high load system Practice with JVM performance optimization and memory profiling Familiarity with distributed systems architecture and in-memory computing concepts Proven experience with in-memory caching solution Apache Ignite in production environment Solid experience with MongoDB (CRUD, indexing, performance tuning) Deep SQL knowledge and query optimization in Oracle database Solid understanding of messaging technologies … receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Note: this page contains a description of More ❯

WellData is looking to recruit an enthusiastic, self-motivated and dynamic SQL Server Developer with at least 3 years' experience working with SQL Server, with in depth experience of Performance Tuning. The role is part magician and part juggler, you will need to be able to work your magic on the databases you have to work with and juggle … stakeholders WellData is a proactive employer when it comes to training, and it is available should it be required. Experience The following are essential: SQL Server design and development Performance Tuning PowerShell Azure including (Databases and Runbooks, Logic Apps, Data Factory) We are looking for someone who can expand the knowledge in our current team so experience of … week commencing 10th November which will be virtual Second interviews will be in person on 19th November Candidates with experience of; SQL Server Developer, Database Developer, Data Engineer, SQL Performance Tuning Specialist, Azure SQL Developer, BI Developer, ETL Developer also be considered for this role. More ❯

where you will help shape and support the systems that power our data-driven solutions. You'll work across physical and virtual environments, contributing to the reliability, scalability, and performance of our infrastructure, both on-premises and in the cloud. This is an exciting opportunity to be part of a collaborative and forward thinking team, where innovation and operational … excellence are key. Key Responsibilities Infrastructure Management Design, implement, and maintain scalable infrastructure across physical datacenters and cloud environments. Optimise resource utilisation, performance, and cost efficiency across virtual and physical systems. Lead VMware infrastructure operations including provisioning, performance tuning, snapshot management, and lifecycle maintenance across ESXi hosts and vCenter environments. Ensure effective VMware resource allocation and cluster … high availability and fault tolerance. Drive data center organisation and restructuring initiatives, including rack layout optimisation, cable management, hardware lifecycle planning, and environmental monitoring. Participate in capacity planning and performance tuning to support business growth and infrastructure scalability. Reliability & Monitoring Ensure high availability, security, and observability of systems through best practices in reliability and recoverability. Develop and maintain More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. Youll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency data … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You'll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years' experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You’ll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years’ experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You’ll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years’ experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You’ll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years’ experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You’ll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years’ experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

analytics, optimisation, and real-time data processing to support trading and risk decisions. This role will focus on designing, building, and optimising the new ClickHouse data architecture , ensuring scalability, performance, and integration with existing trading systems. You’ll play a key role in refactoring existing SQL pipelines, enhancing data models, and implementing best practices for high-volume, low-latency … are SingleStore, Rockset, TimescaleDB Key Responsibilities: Design and implement scalable data solutions within ClickHouse . Migrate existing SQL data models, ETL pipelines, and reporting layers to ClickHouse. Optimise query performance, data ingestion, and storage for high-frequency trading data. Collaborate with traders, quants, and data analysts to ensure alignment with business requirements. Integrate ClickHouse with surrounding systems, including trading … risk, and analytics platforms. Establish data quality controls, monitoring, and performance tuning best practices. Support the ongoing evolution of the data architecture and tooling ecosystem. Experience Required: 5+ years’ experience as a C# Engineer or ClickHouse Developer in trading or financial services. Expert-level SQL development and optimisation skills. Hands-on experience with ClickHouse (architecture, performance tuning More ❯

scale? Join a high-performing engineering team building cloud-native platforms used by millions. This is your opportunity to shape infrastructure strategy, modernise legacy systems, and deliver resilient, high-performance solutions using cutting-edge Azure and .NET technologies. Your Mission As a Senior Infrastructure Engineer, you'll: Design and manage Azure infrastructure using Infrastructure as Code (ARM, Bicep, Terraform … Optimise .NET application stacks for performance, scalability, and reliability Implement observability tools to monitor and maintain system health Lead automation and CI/CD initiatives using Azure DevOps Drive cloud-native transformation , including migration from Windows VMs to Azure Web Apps, containers, and Kubernetes Own the Azure estate - from roadmap planning to hands-on delivery This role is ideal … building platforms from the ground up or leading major cloud migrations. What You Bring 5+ years of hands-on experience with Azure infrastructure Strong knowledge of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. New Relic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as More ❯

scale? Join a high-performing engineering team building cloud-native platforms used by millions. This is your opportunity to shape infrastructure strategy, modernise legacy systems, and deliver resilient, high-performance solutions using cutting-edge Azure and .NET technologies. 🌟 Your Mission As a Senior Infrastructure Engineer, you'll: Design and manage Azure infrastructure using Infrastructure as Code (ARM, Bicep, Terraform … Optimise .NET application stacks for performance, scalability, and reliability Implement observability tools to monitor and maintain system health Lead automation and CI/CD initiatives using Azure DevOps Drive cloud-native transformation , including migration from Windows VMs to Azure Web Apps, containers, and Kubernetes Own the Azure estate - from roadmap planning to hands-on delivery This role is ideal … building platforms from the ground up or leading major cloud migrations. 🧠 What You Bring 5+ years of hands-on experience with Azure infrastructure Strong knowledge of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. New Relic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as More ❯

scale? Join a high-performing engineering team building cloud-native platforms used by millions. This is your opportunity to shape infrastructure strategy, modernise legacy systems, and deliver resilient, high-performance solutions using cutting-edge Azure and .NET technologies. Your Mission As a Senior Infrastructure Engineer, you'll: Design and manage Azure infrastructure using Infrastructure as Code (ARM, Bicep, Terraform … Optimise .NET application stacks for performance, scalability, and reliability Implement observability tools to monitor and maintain system health Lead automation and CI/CD initiatives using Azure DevOps Drive cloud-native transformation , including migration from Windows VMs to Azure Web Apps, containers, and Kubernetes Own the Azure estate - from roadmap planning to hands-on delivery This role is ideal … building platforms from the ground up or leading major cloud migrations. What You Bring 5+ years of hands-on experience with Azure infrastructure Strong knowledge of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. New Relic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as More ❯

Principal Developer (MS SQL, Power BI, SSRS) Location: Glasgow or Edinburgh (Hybrid - 2 days per week in office) Salary: Up to £67,000 + Company Bonus + Personal Performance Bonus (up to 10%) The company: A well-established and growing technology business is looking for a Principal Developer to join its Professional Services team. This is a leadership role … record of delivering technical solutions on time and within budget. You'll be comfortable leading small teams, managing change control, and working with SQL at a deep level - including performance tuning, data manipulation, and reporting. Tech Environment MS SQL SSRS/Power BI Low-code configuration tools SQL performance tuning Data querying & manipulation In return: This … hybrid role, with 2 days per week in either the Glasgow or Edinburgh office. It offers a competitive salary up to £67,000, plus company bonus and a personal performance bonus of up to 10% based on goal completion. So should the above sound like you please send a copy of your CV or call for a confidential discussion. More ❯

Principal Developer (MS SQL, Power BI, SSRS) Location: Glasgow or Edinburgh (Hybrid - 2 days per week in office) Salary: Up to £67,000 + Company Bonus + Personal Performance Bonus (up to 10%) The company: A well-established and growing technology business is looking for a Principal Developer to join its Professional Services team. This is a leadership role … record of delivering technical solutions on time and within budget. You'll be comfortable leading small teams, managing change control, and working with SQL at a deep level - including performance tuning, data manipulation, and reporting. Tech Environment MS SQL SSRS/Power BI Low-code configuration tools SQL performance tuning Data querying & manipulation In return: This … hybrid role, with 2 days per week in either the Glasgow or Edinburgh office. It offers a competitive salary up to £67,000, plus company bonus and a personal performance bonus of up to 10% based on goal completion. So should the above sound like you please send a copy of your CV or call for a confidential discussion. More ❯

best practices. Produce full technical documentation and user handover materials. Skills & Experience Proven experience designing SQL-based data models and warehouses . Strong SQL development , ETL/ELT , and performance tuning skills. Data integration expertise with Salesforce , NetSuite , and HR systems (API/ETL). Advanced Power BI (Power Query M, DAX) Proven experience designing SQL-based data … models and warehouses Strong SQL development , ETL/ELT , and performance tuning skills. Understanding of SaaS metrics (ARR, MRR, churn, NRR, CAC, revenue recognition). Excellent documentation, communication, and stakeholder engagement skills. Outcomes (3 Months) Operational Finance Data Cube integrating all core data sources. Automated Power BI dashboards for executive reporting. Documented, repeatable integration and refresh processes . More ❯

performing engineering team driving the evolution of cloud-native platforms used by millions. This is your chance to architect, optimise, and scale infrastructure that powers real-world impact - from performance-critical applications to enterprise-grade systems. You'll be at the forefront of infrastructure strategy, working with cutting-edge Azure technologies and .NET stacks to deliver speed, reliability, and … resilience across the platform. What You'll Be Doing: Architect and manage Azure infrastructure using IaC tools (ARM, Bicep, Terraform) Optimise .NET application stacks for performance and scalability Implement observability and monitoring tools to ensure system health Troubleshoot production environments and drive continuous improvement Lead automation initiatives and contribute to platform growth strategy What You Bring: 5+ years of … hands-on Azure infrastructure experience Deep understanding of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Strong skills in profiling, benchmarking, and optimisation Experience with APM tools (e.g. New Relic, AppDynamics) Bonus Points For: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (VNets, firewalls, load balancers) SQL Server performance tuning Experience More ❯