1 to 25 of 553 Performance Tuning Jobs in the UK

in designing, developing, and maintaining robust, scalable, and secure databases that support business operations and legal systems. The ideal candidate will have a strong background in database modelling, administration, performance tuning, and experience working with both cloud (Azure) and on-premises databases. Key Responsibilities: Design, model, and implement efficient database structures to support new and existing applications. Develop … optimize, and maintain complex SQL queries, stored procedures, functions, and triggers. Administer, monitor, and troubleshoot databases to ensure optimal performance, reliability, and security. Implement and manage data replication, backups, and disaster recovery solutions. Work closely with software developers, data engineers, and business stakeholders to understand data requirements and translate them into effective database solutions. Optimize database performance through … indexing, query tuning, and resource management. Manage database security, user permissions, and compliance with legal and regulatory requirements. Support both on-premises SQL Server environments and Azure SQL databases. Contribute to the development and implementation of data governance and best practices. Essential Skills & Experience: Proven experience as a Database Developer, Database Administrator, or similar role. Strong expertise in database More ❯

across the organization, including data engineers, data scientists, and business analysts, to understand data needs and deliver solutions. Collaborate with IT teams to ensure data infrastructure is optimized for performance, scalability, and reliability. Provide leadership and mentorship to data architecture and engineering teams. Data Integration and Management: Design and implement robust ETL processes to integrate data from various sources … into the data warehouse and big data platforms. Oversee the management of metadata, master data, and data lineage across systems. Ensure data consistency, accuracy, and availability for business users. Performance Optimization: Monitor and optimize the performance of data platforms and processes. Implement strategies for data archiving, backup, and recovery. Address scalability and performance challenges in large-scale … environments. CICD/DevOps experience is a plus. Skills: Strong expertise in data modeling, data integration (ETL/ELT), and database design. Proficiency in SQL, PL/SQL, and performance tuning in Teradata, Oracle, and other databases. Strong experience with cloud data platforms tools and services (e.g., AWS Glue, AWS Redshift, Daataproc, Google BigQuery, Azure Synapse, ADF). More ❯

in designing, developing, and maintaining robust, scalable, and secure databases that support business operations and legal systems. The ideal candidate will have a strong background in database modelling, administration, performance tuning, and experience working with both cloud (Azure) and on-premises databases. Key Responsibilities: Design, model, and implement efficient database structures to support new and existing applications. Develop … optimize, and maintain complex SQL queries, stored procedures, functions, and triggers. Administer, monitor, and troubleshoot databases to ensure optimal performance, reliability, and security. Implement and manage data replication, backups, and disaster recovery solutions. Work closely with software developers, data engineers, and business stakeholders to understand data requirements and translate them into effective database solutions. Optimize database performance through … indexing, query tuning, and resource management. Manage database security, user permissions, and compliance with legal and regulatory requirements. Support both on-premises SQL Server environments and Azure SQL databases. Contribute to the development and implementation of data governance and best practices. Essential Skills & Experience: Proven experience as a Database Developer, Database Administrator, or similar role. Strong expertise in database More ❯

expertise in CockroachDB to join our team. As a Database Administrator, you will be responsible for designing, implementing, and maintaining our distributed database infrastructure, ensuring high availability, scalability, and performance of our mission-critical applications. You will play a crucial role in optimizing database operations and supporting our growing digital platform. As a Database Administrator, you will: Establish and … database best practices, helping to build a culture of database engineering excellence Participate in design, implementation, and maintenance of our CockroachDB infrastructure across multiple regions and environments. Monitor database performance, tune queries, and optimize database configurations to maintain optimal system performance. Implement and maintain security measures for database access, including user authentication, authorization, and audit logging. Collaborate with development … least 2 years of hands-on experience with CockroachDB in production environments Strong understanding of distributed database concepts, including consensus algorithms, distributed transactions, and CAP theorem Experience with database performance tuning, query optimization, and troubleshooting in distributed environments Proficiency in SQL and experience with database schema design and optimization Proficiency in writing tools in a higher-level language More ❯

optimising our data pipelines and reporting solutions to drive data-driven decision-making across the organisation. KEY RESPONSIBILITIES This role demands a deep understanding of data modelling, SQL, and performance tuning in BigQuery and PostgreSQL, along with a proven ability to create insightful and visually appealing reports and dashboards in Looker Studio. BigQuery Development & Optimization: Design and implement … efficient data models in BigQuery to support business reporting needs. Write and optimise complex SQL queries for data extraction, transformation, and loading (ETL) processes. Improve query performance and reduce costs by optimising storage and processing in BigQuery. Implement best practices for data partitioning, clustering, and materialised views. PostgreSQL Management & Optimization: Design, develop, and maintain databases in PostgreSQL. Optimise SQL … queries and database performance in PostgreSQL, ensuring efficient data retrieval and processing. Implement and manage database indexing, partitioning, and other performance optimization techniques in PostgreSQL. Ensure data integrity, security, and availability in PostgreSQL environments. Looker Studio Development: Create and maintain interactive dashboards and reports in Looker Studio. Develop robust data visualisations to communicate complex insights to non-technical More ❯

basis. The successful candidate will be responsible for designing, implementing, managing, and optimizing Azure SQL database environments. This role requires expertise in cloud-based database administration, high availability solutions, performance tuning, and security best practices. You will collaborate with development, infrastructure, and security teams to ensure efficient database operations that align with business objectives. Main Duties and Responsibilities … Design, implement, and maintain Azure SQL databases to support business applications. Monitor and optimize database performance, security, and availability. Configure and manage high availability and disaster recovery (HA/DR) solutions such as Always On Availability Groups. Perform database tuning, indexing, and query optimization. Implement and maintain database security, ensuring compliance with industry standards and regulations. Manage database … Log Analytics, and Security Center . Expertise in database backup, recovery, and disaster recovery planning. Experience implementing security best practices, including RBAC, encryption, and auditing . Strong understanding of performance tuning techniques , including indexing strategies and query optimization. Familiarity with PowerShell scripting and Infrastructure as Code (IaC) tools such as Terraform or ARM templates. Experience supporting CI/ More ❯

experience in the banking or financial services domain is highly advantageous. Must have experience with API gateways and mobile app development/modernisation Key Responsibilities: Design and develop high-performance, secure, and scalable backend systems using Java, Spring Boot, and modern architectural patterns. Lead the development of RESTful APIs and microservices, ensuring alignment with mobile platforms and business objectives. … and JWT. Collaborate with mobile application teams to optimize backend services for mobile-specific needs like caching and offline access. Take ownership of end-to-end technical delivery including performance tuning, code quality, security best practices, and CI/CD integration. Conduct code and design reviews, establish technical standards, and mentor engineering team members. Troubleshoot complex issues in … discipline. Significant experience in backend development with solid experience in technical leadership or solution architecture role. Exposure to mobile application development lifecycle, backend-for-frontend (BFF) patterns, and mobile performance optimization. Expert-level proficiency in Java, Spring Boot, and associated Spring modules (MVC, Data, Security). Strong track record in architecting and deploying microservices in enterprise environments. Experience with More ❯

experience in the banking or financial services domain is highly advantageous. Must have experience with API gateways and mobile app development/modernisation Key Responsibilities: Design and develop high-performance, secure, and scalable backend systems using Java, Spring Boot, and modern architectural patterns. Lead the development of RESTful APIs and microservices, ensuring alignment with mobile platforms and business objectives. … and JWT. Collaborate with mobile application teams to optimize backend services for mobile-specific needs like caching and offline access. Take ownership of end-to-end technical delivery including performance tuning, code quality, security best practices, and CI/CD integration. Conduct code and design reviews, establish technical standards, and mentor engineering team members. Troubleshoot complex issues in … discipline. Significant experience in backend development with solid experience in technical leadership or solution architecture role. Exposure to mobile application development lifecycle, backend-for-frontend (BFF) patterns, and mobile performance optimization. Expert-level proficiency in Java, Spring Boot, and associated Spring modules (MVC, Data, Security). Strong track record in architecting and deploying microservices in enterprise environments. Experience with More ❯

Technology team, providing robust reporting capabilities to support Commercial, Operational, and Finance functions. Main Responsibilities Analyse, optimise, and refactor existing stored procedures, ETL jobs, and data workflows to improve performance and reduce load times on the current data warehouse. Clean up and enhance the efficiency of the current Power BI Premium (P1) instance, ensuring optimal resource allocation and utilisation … complexity grow. Review and maintain the scheduling of data jobs to ensure timeliness and reliability, improving operational processes to meet evolving business needs. Implement data quality checks, governance, and performance monitoring for both ETL processes and reporting outputs. Lead and actively execute the long-term migration of the on-premises data warehouse to Microsoft Fabric, including hands-on development … tools (both on-prem like SSIS, and cloud-based like Azure Data Factory) for creating, optimising, and maintaining data pipelines Skilled in Power BI Premium, including data modelling, DAX, performance tuning, and advanced reporting features like composite models and incremental refresh Strong understanding of data governance, security best practices, and compliance requirements (GDPR, etc.) Experience working with Agile More ❯

solutions, including data models, dashboards, and reports Develop datasets, measures (DAX), and visuals to support business insights Maintain data accuracy, integrity, and security within the Power BI environment Optimise performance of reports and dashboards for a seamless user experience Implement Power ON configurations, including workspaces, security, and sharing policies Effort Estimation & Project Delivery Estimate project effort, timeline, and resource … Acceptance Testing) and gather feedback for refinements Client Training & Support Conduct training sessions for end-users to drive adoption of Power ON solutions Provide post-implementation support, troubleshooting, and performance tuning Act as a trusted advisor to clients on Power ON strategies and future enhancements Qualifications Preferred Qualifications & Experience: Bachelor’s or Master’s degree in Mathematics, Computer … and Power Apps integration with Power BI Experience with non-Microsoft data sources (Snowflake, Oracle, PostgreSQL, MySQL, Synapse, Big Query) advantageous Row Level Security (Analysis Services, PowerBI.com, SQL Server) Performance optimisation (Partitioning, Understanding of columnar database concept, SQL indexing) Troubleshooting (SQL Profiler or other profiler tools, Tabular Editor, DAX Studio, Power BI datasets, RLS security) Business & Consulting Skills Strong More ❯

solutions, including data models, dashboards, and reports Develop datasets, measures (DAX), and visuals to support business insights Maintain data accuracy, integrity, and security within the Power BI environment Optimise performance of reports and dashboards for a seamless user experience Implement Power ON configurations, including workspaces, security, and sharing policies Effort Estimation & Project Delivery Estimate project effort, timeline, and resource … Acceptance Testing) and gather feedback for refinements Client Training & Support Conduct training sessions for end-users to drive adoption of Power ON solutions Provide post-implementation support, troubleshooting, and performance tuning Act as a trusted advisor to clients on Power ON strategies and future enhancements Qualifications Preferred Qualifications & Experience: Bachelor’s or Master’s degree in Mathematics, Computer … and Power Apps integration with Power BI Experience with non-Microsoft data sources (Snowflake, Oracle, PostgreSQL, MySQL, Synapse, Big Query) advantageous Row Level Security (Analysis Services, PowerBI.com, SQL Server) Performance optimisation (Partitioning, Understanding of columnar database concept, SQL indexing) Troubleshooting (SQL Profiler or other profiler tools, Tabular Editor, DAX Studio, Power BI datasets, RLS security) Business & Consulting Skills Strong More ❯

proof-of-concept projects, perform enterprise portfolio assessments, review operational best practices and conduct skills transfer workshops. AWS consultants collaborate with customers and partners to address security and compliance, performance and scale, availability and manageability. They advise customers on data platforms using the full range of AWS services. They also assist with the non-technical change management work on … empower us to be proud of our differences. Ongoing events and learning experiences inspire us to never stop embracing our uniqueness. Mentorship & Career Growth We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you … large datasets. - Coding proficiency in at least one modern programming language (Python, Ruby, Java, etc) - Experience building data products incrementally and integrating and managing datasets from multiple sources - Query performance tuning skills using Unix profiling tools and SQL - Experience leading large-scale data warehousing and analytics projects, including using AWS technologies - Redshift, S3, EC2, Data-pipeline and other More ❯

hosted open source services exclusively. We strive towards a strong code-first, data as a product mindset at all times, where testing and reliability with a keen eye on performance is a non-negotiable. JOB SUMMARY A Senior Data Engineer, has the primary role of designing, building, and maintaining scalable data pipelines and infrastructure to support data-intensive applications … services for data storage, processing, and analytics. Data Quality and Governance: Implement and oversee data governance, quality, and security measures. Monitoring, Optimization and Troubleshooting: Monitor data pipelines and infrastructure performance, identify bottlenecks and optimize for scalability, reliability, and cost-efficiency. Troubleshoot and fix data-related issues. DevOps: Build and maintain basic CI/CD pipelines, commit code to version … and DevOps. Mentoring: Mentor and guide junior and mid-level data engineers. Technology Selection: Evaluate and recommend technologies, frameworks, and tools that best suit project requirements and architecture goals. Performance Optimization: Optimize software performance, scalability, and efficiency through architectural design decisions and performance tuning. QUALIFICATIONS Proven experience as a Senior Data Engineer, or in a similar role More ❯

include platforms executing the automation deliverables. Oversee on-prem and cloud-native infrastructure strategies, ensuring resilience and disaster recovery. Implement advanced database/data repository replication, sharding, partitioning, and performance tuning. Develop automation strategies for infrastructure provisioning and configuration management to support both internal platforms used for product development and external platforms used for project and customer service lifecycle More ❯

Collaborate with Data Architects, Data Analysts, and BI developers to understand data requirements and deliver solutions. Ensure data quality, consistency, and governance across platforms. Implement error handling, logging, and performance tuning for ETL jobs. Support production deployments, monitoring, and incident resolution. Required Skills and Experience 5+ years of experience in ETL development using Informatica (PowerCenter and/or … e.g., Python, Shell) for automation and orchestration. Experience working in Agile environments and using tools such as JIRA, Git, or CI/CD pipelines. Excellent problem-solving, debugging, and performance tuning skills. Preferred Qualifications AWS Certification (e.g., AWS Certified Data Analytics – Specialty, AWS Certified Solutions Architect – Associate). Experience migrating on-premise ETL processes to the cloud. Knowledge … of Informatica Cloud integrations with AWS. Exposure to DevOps and Infrastructure as Code (e.g., Terraform, CloudFormation). Benefits: Competitive salary and performance-based bonus structure. Join a rapidly expanding start-up where personal growth is a part of our DNA. Benefit from a flexible work environment focused on deliverable outcomes. Receive private medical insurance through Aviva. Enjoy the benefits More ❯

solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges. Job Details: We are seeking an experienced MongoDB Database Administrator to join our High-Performance Computing (HPC) Team based in Crawley, UK. Reporting to the Global Database Team Leader, the successful candidate will play a key role in supporting, administering, and managing databases that … underpin critical enterprise business applications. MongoDB and PostgreSQL Expertise Required for this role. Key Responsibilities: Manage, maintain, and ensure the optimal performance, security, and availability of all databases globally. Make critical decisions under pressure to maintain database availability and integrity. Analyze database performance metrics to identify bottlenecks and optimize queries. Collaborate closely with developers to improve database efficiency … and replica sets. Proficiency in monitoring MongoDB database clusters using third-party tools such as Prometheus and the Grafana stack. Hands-on experience with MongoDB Ops Manager for monitoring, performance tuning, and troubleshooting. Ability to implement strategies to manage data growth and maintain database responsiveness under high traffic conditions. Experience as a database administrator, handling all stages from More ❯

Design and build RESTful API endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full-Stack Development: Develop responsive and performant front-end applications using ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect and maintain integrations with external … Proven track record of leading development teams and managing large-scale projects. Database Expertise: In-depth experience with PostgreSQL/SQL, including design of complex schemas, writing queries and performance optimisation. Security & Performance: Deep understanding of application security best practices, performance tuning, and scalable architecture. Problem-Solving: Ability to troubleshoot complex technical issues, with a proactive … well-being, and continuous growth, ensuring that you have the support and resources to excel both professionally and personally. Competitive Salary: £50,000 - £65,000 per year, with potential performance-based increases. Performance Bonus: Up to 10% annual bonus. Generous Holiday Allowance: 27 days holiday plus bank holidays. Health Insurance: Private health insurance including dental care, vision, and More ❯

Design and build RESTful API endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full-Stack Development: Develop responsive and performant front-end applications using ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect and maintain integrations with external … Proven track record of leading development teams and managing large-scale projects. Database Expertise: In-depth experience with PostgreSQL/SQL, including design of complex schemas, writing queries and performance optimisation. Security & Performance: Deep understanding of application security best practices, performance tuning, and scalable architecture. Problem-Solving: Ability to troubleshoot complex technical issues, with a proactive … well-being, and continuous growth, ensuring that you have the support and resources to excel both professionally and personally. Competitive Salary: £50,000 - £65,000 per year, with potential performance-based increases. Performance Bonus: Up to 10% annual bonus. Generous Holiday Allowance: 27 days holiday plus bank holidays. Health Insurance: Private health insurance including dental care, vision, and More ❯

data workflows to ensure smooth and reliable deployments. Big Data & Analytics: Develop and optimize large-scale data processing pipelines using Apache Spark and PySpark. Implement data partitioning, caching, and performance tuning techniques to enhance Spark-based workloads. Work with diverse data formats (structured and unstructured) to support advanced analytics and machine learning initiatives. Workflow Orchestration (Airflow): Design and … Airflow. Strong programming skills in Python and SQL, with the ability to write efficient and maintainable code. Deep understanding of Spark internals, including RDDs, DataFrames, DAG execution, partitioning, and performance optimization techniques. Experience with designing and managing Airflow DAGs, scheduling, and dependency management. Knowledge of CI/CD pipelines, containerization technologies (Docker, Kubernetes), and DevOps principles applied to data More ❯

of clearing, margining & settlements within the F&O world. Partner with supporting tech leads to develop realistic and achievable project estimates. Analysis and build within Control, Stability, Resiliency, Capacity & Performance areas. Create automated unit tests using a Test Driven Development approach Testing: Unit, SIT & UAT planning and management. Robust delivery of code into the production environment with zero tolerance … Athena etc. ) Experience working with Maven, Jenkins, Git etc. Understanding of database concepts and working knowledge with any of the vendors (Preferably Oracle) with at least some exposure to performance tuning Ability to take on difficult and complex large scale problems and provide end to end solutions. Ability to build and maintain strong relationships with stakeholders in business More ❯

and client-facing projects Design and build robust Power BI data models, dashboards, and reporting assets Implement best practices across the full Power BI lifecycle - including semantic modelling, DAX, performance tuning, UX/UI, and governance Build secure data models using Row-Level and Object-Level Security Use tools such as Tabular Editor and DAX Studio for optimisation More ❯

and client-facing projects Design and build robust Power BI data models, dashboards, and reporting assets Implement best practices across the full Power BI lifecycle - including semantic modelling, DAX, performance tuning, UX/UI, and governance Build secure data models using Row-Level and Object-Level Security Use tools such as Tabular Editor and DAX Studio for optimisation More ❯

Strategy for the SQL environments, where required. (SQL Failover Clustering, Database Mirroring, and SQL Merge/Transactional Replication). Support for SQL server - Asynchronous/Synchronous replication. Monitoring and Performance Tuning; Physical Server Level, Database level (Database settings and options) and query tuning. (Maintaining Index fragmentation, SQL storage, memory settings, monitoring CPU usage and Disk I/O More ❯

and AWS environments. Build" API integrations "between broadcast systems, including third-party and internal APIs . Collaborate with development teams, DevOps, and QA to ensure integrations meet technical standards, performance benchmarks, and operational requirements. Drive continuous improvement, automation, and optimisations across our Production Engineering Platforms, including cost management and performance tuning. Troubleshoot and resolve complex integration issues, collaborating More ❯

migration experience. This role focuses on supporting enterprise-level systems, with PostgreSQL as the strategic database engine, and requires working collaboratively with development and infrastructure teams to ensure availability, performance, and scalability of data platforms. Key Responsibilities Cloud-Based & On-Prem DB Administration: Administer, configure, and optimize PostgreSQL, MS SQL Server, and Oracle databases hosted in AWS, Azure, and … on-premises. Database Design & Development: Design new schemas, optimize existing structures, and support database components aligned with application needs. Performance Tuning: Monitor and tune query and system performance across PostgreSQL, MS SQL, and Oracle DBs. Identify and resolve performance bottlenecks. Backup & Disaster Recovery: Define and implement robust backup/recovery procedures for multi-DB environments across … and scripting (e.g., Terraform, Ansible, AWS RDS/Aurora tools, Azure SQL automation). Monitoring & Health Checks: Utilize tools such as CloudWatch, Azure Monitor, OEM, or Prometheus to monitor performance and availability. Troubleshooting & Root Cause Analysis: Diagnose and resolve database incidents; conduct RCAs for critical incidents and outages. Collaboration: Work closely with DevOps, Application, and Security teams for seamless More ❯