1 to 25 of 88 Performance Tuning Jobs in the South East

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 ❯

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 ❯

data, including new lending, securitisations, and portfolio onboarding/offboarding. Strong background in data warehouse development using: Microsoft SQL Server T-SQL Power BI SSRS, SSIS, SSAS Azure DevOps Performance tuning techniques In-depth, hands-on knowledge of SQL Server and modern data warehousing practices. Proven experience applying the Kimball methodology for data warehouse design. Solid understanding of More ❯

with external data sources and APIs. Manage CRM customisations including plugins, workflow extensions, business rules, forms, and dashboards . Lead end-to-end implementations, including data migration, integration, and performance tuning. Team & Technical Leadership Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. Act as a bridge between transformation squads … knowledge of HTML, CSS, XML, JSON . Experience in integrating with Microsoft Azure services such as Logic Apps, Functions, and Azure DevOps pipelines. Comfortable with complex data modelling and performance optimisation in large-scale CRM environments. Adept at explaining technical solutions to non-technical stakeholders and working closely with business users. Hands-on experience with CI/CD , source … work independently and mentor others. Strong team player who thrives in collaborative environments. Excellent attention to detail and commitment to quality. Organised and capable of working in a high-performance, fast-paced setting. A natural coach, keen to upskill colleagues and foster a strong development culture. Benefits Flexible hybrid working environment Exposure to enterprise-wide digital transformation Opportunity to More ❯

with external data sources and APIs. Manage CRM customisations including plugins, workflow extensions, business rules, forms, and dashboards . Lead end-to-end implementations, including data migration, integration, and performance tuning. Team & Technical Leadership Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. Act as a bridge between transformation squads … knowledge of HTML, CSS, XML, JSON . Experience in integrating with Microsoft Azure services such as Logic Apps, Functions, and Azure DevOps pipelines. Comfortable with complex data modelling and performance optimisation in large-scale CRM environments. Adept at explaining technical solutions to non-technical stakeholders and working closely with business users. Hands-on experience with CI/CD , source … work independently and mentor others. Strong team player who thrives in collaborative environments. Excellent attention to detail and commitment to quality. Organised and capable of working in a high-performance, fast-paced setting. A natural coach, keen to upskill colleagues and foster a strong development culture. Benefits Flexible hybrid working environment Exposure to enterprise-wide digital transformation Opportunity to 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 ❯

Solace Messaging Administrator London 3x a week Full-Time Permanent Salary on application You will be responsible for managing and supporting our enterprise messaging infrastructure, ensuring high availability, optimal performance, and reliability across production and non-production environments. This includes working on incident response, capacity planning, network optimization, and system observability using industry-standard monitoring tools. Required Skills & Qualifications … latency, and failover strategies. Solid experience with system monitoring and alerting tools (e.g., Prometheus, Grafana). Proficiency in troubleshooting message delivery, persistence, and topic routing. Experience with capacity management, performance tuning, and system scaling. Familiarity with Linux/Unix systems and scripting (Bash, Python, etc.). Strong analytical and problem-solving skills, with attention to detail. Excellent communication More ❯

and Airflow Implement real-time and batch data processing using Spark Enforce best practices for data quality, governance, and security throughout the data lifecycle Ensure data availability, reliability and performance through monitoring and automation. Cloud Data Engineering : Manage cloud infrastructure and cost optimization for data processing workloads Implement CI/CD pipelines for data workflows to ensure smooth and … reliable deployments. Big Data & Analytics: Build and optimize large-scale data processing pipelines using Apache Spark and PySpark Implement data partitioning, caching, and performance tuning for Spark-based workloads. Work with diverse data formats (structured and unstructured) to support advanced analytics and machine learning initiatives. Workflow Orchestration (Airflow) Design and maintain DAGs (Directed Acyclic Graphs) in Airflow to More ❯

in migrating legacy systems, especially from Oracle to PostgreSQL or similar. Strong understanding of PL/SQL and experience translating stored procedures into application logic. Familiarity with PostgreSQL, including performance tuning and SQL dialect differences. Experience working in hybrid environments where legacy and modern systems coexist. Comfortable using AI tools (e.g., GitHub Copilot, ChatGPT, code translators) to assist More ❯

securitisations. Experience with Kimball-based star schema data warehouses. Strong capabilities in reporting and data visualisation using: Microsoft SQL Server T-SQL Power BI SSRS Microsoft Excel Azure DevOps Performance tuning techniques Solid understanding of interpreting business requirements into technical solutions. Knowledge of the software development lifecycle and quality assurance processes. Comprehensive understanding of the end-to-end More ❯

mindset is highly desirable Desirable Attributes Experience with event-driven architectures and messaging systems (e.g., Kafka) Exposure to Infrastructure as Code (e.g., Terraform, Ansible) Familiarity with observability tools and performance tuning Ability to mentor junior engineers and lead backend design initiatives Engagement Model Outside IR35 12-month initial contract with potential for extension or permanent employment Hybrid working More ❯

collaborate across multidisciplinary teams Desirable Attributes Exposure to event-driven architectures and messaging systems (e.g., Kafka) Experience with Infrastructure as Code (e.g., Terraform, Ansible) Familiarity with observability tools and performance tuning Ability to mentor junior engineers and contribute to backend design leadership Prior consulting experience or experience in client-facing roles Engagement Model Outside IR35 12-month initial More ❯

Engineering, Mathematics, or a related field. 1-3 years of experience in a data engineering, data analytics, or software engineering role. Proficient in SQL for querying, data manipulation, and performance tuning. Hands-on experience with Azure Data Services (such as Azure Data Factory, Azure Synapse, Data Lake, or Logic Apps). Strong problem-solving skills and attention to detail. More ❯

multidisciplinary teams Desirable Attributes Exposure to microservices architecture and event-driven systems (e.g., Kafka) Experience with design systems and component libraries (e.g., Material, Storybook) Familiarity with observability tools and performance tuning Prior consulting experience or experience in client-facing roles Engagement Model Outside IR35 12-month initial contract with potential for extension or permanent employment Hybrid working model More ❯

PostgreSQL or similar. Strong working knowledge of Oracle PL/SQL and the ability to translate procedural logic into C#. Solid experience with PostgreSQL, including handling dialect differences and performance tuning. Comfortable working in hybrid environments where legacy and modern platforms coexist. Familiarity with AI-enabled tools that accelerate development and migration tasks. Strong grasp of software architecture principles More ❯

efficient code, using nUnit, Moq, and modern CI/CD pipelines (Azure DevOps). Own deployment pipelines, ensuring secure, reliable, and timely releases to Azure. Champion security best practices, performance optimizations, and database efficiency — from query tuning to thread management. Drive technical excellence, providing mentorship, conducting code reviews, and guiding team members on best practices and modern patterns. … legacy solutions ( NET 4.8 experience a plus). Solid grounding in unit testing, mocking, CI/CD, and cloud deployments (Azure). Deep knowledge of security principles, scalability, and performance tuning in production environments. Strong analytical and problem-solving skills — you tackle complex challenges with a pragmatic mindset. A passion for mentorship and technical leadership, with experience guiding More ❯

Assist with infrastructure upgrade projects and contribute to new solution designs. Manage and monitor servers, storage systems (SAN/NAS), and network devices (switches, firewalls, WAPs). Ensure system performance, availability, and data integrity through proactive monitoring and backups. Support and test Disaster Recovery plans and contribute to business continuity strategies. Maintain accurate technical documentation and contribute to knowledge … DHCP, and VLANs, along with Proficient in managing and maintaining virtualized environments using VMware vSphere and Microsoft Hyper-V, including VM provisioning, resource optimization, high availability configurations, and troubleshooting performance issues. hands-on experience configuring and managing routers, switches, and firewalls. Experience with SAN (Storage Area Network) and NAS (Network Attached Storage) technologies, including provisioning, performance tuning … perform under pressure, especially during incidents or high-demand periods. First interviews will be held at the beginning of August WHAT SONEPAR UK CAN OFFER YOU Competitive Salary+ 5% performance bonus. Generous Time Off: Start with 25 days of annual leave, increasing with length of service up to 30 days with the option to flex up/down More ❯

Work independently and own feature development from concept to delivery. Collaborate with the engineering team and contribute to the overall design of the system. Develop automated tests and conduct performance tuning Contribute to code reviews Key qualifications Bachelor's degree in a technical field, computer science, software engineering or similar. 10+ years experience in software development, spanning backend More ❯

Work independently and own feature development from concept to delivery. Collaborate with the engineering team and contribute to the overall design of the system. Develop automated tests and conduct performance tuning Contribute to code reviews Key qualifications Bachelor's degree in a technical field, computer science, software engineering or similar. 10+ years experience in software development, spanning backend More ❯

on their customer service and their duty as a responsible lender. Job They are seeking a skilled SQL Database Specialist to design, implement, maintain, and optimize SQL databases for performance, security, and reliability. Their ideal candidate will possess expertise in query development, database maintenance, security measures, and cloud database management, and will contribute to database migration, automation, and capacity … indexes to support application requirements. Query Development and Optimization: Create and enhance complex SQL queries, stored procedures, and functions for efficient data manipulation. Database Maintenance: Perform backups, indexing, and performance tuning to ensure optimal database functionality. Performance Monitoring: Utilize tools such as Redgate SQL Monitor to identify and resolve bottlenecks. Troubleshooting: Analyse and resolve database issues such … of scripting languages (Python, PowerShell, Bash). Familiarity with cloud-based database solutions like SQL Azure. Expertise in database security and disaster recovery planning. Proven ability to optimize database performance and scalability. Other Stuff Please only apply if you are able to work from their Debden offices Monday-Friday. Hybrid or remote working is not available. Candidates must be More ❯

Responsibilities: Develop and maintain front-to-back pricing and risk solutions using Java 21 Collaborate with Front Office, Quants, Risk, and DevOps teams Prioritise non-functional requirements such as performance, reliability, and maintainability Improve development tooling, deployment pipelines, and overall engineering processes Provide level 3 support and contribute to operational excellence Essential Skills: Strong core Java development (streams, lambdas … concurrency APIs) Deep understanding of distributed systems and multithreaded architectures Proficiency in TDD, agile delivery, and CI/CD for complex enterprise systems Experience with performance tuning and monitoring tools (JVisualVM, Prometheus, Elastic Stack) Solid Computer Science foundation (algorithms, data structures, concurrency) Proven track record delivering applications from design to production Desirable Experience: Background in investment banking, particularly More ❯

applications in a software product development environment Strong commercial experience with: .Net and C#, Asp.Net, MVC, JavaScript or JavaScript Web Frameworks (e.g. Angular). Expert in designing, developing and performance tuning in enterprise-scale databases using Microsoft SQL Server Proficiency with the Microsoft Visual Studio IDE and the use of Azure DevOps or Jira 2+ years of practical More ❯

23ai databases on ASM/RAC on Linux/Exadata* Oracle Exadata* Oracle Database Administration (Oracle 19c/23ai) on Linux/Exadata* Oracle Goldengate* SQL/PLSQL coding* Performance tuning* Oracle Data Guard How to Apply: Ready to take the next step in your career? Send us your resume, portfolio, and a brief cover letter telling us More ❯

troubleshooting SQL/Azure/Databricks queries Expert knowledge and application of general and tool specific connectivity, data modeling, source data procurement strategies (Database, import/cached), security configuration, performance tuning, usage of right visuals, layout optimization, mobility, scripting and integrating advanced analytics Knowledge of upcoming trends in tools and technology Gas/Power Trading knowledge - Short-term More ❯

source-controlled, continuous integration (CI) environment. Background in the finance or pensions sector, with an understanding of industry-specific requirements and practices. Proficient in SQL Server query optimisation, including performance tuning and the implementation of efficient indexing strategies. What You Will Be Doing Designing and implementing Web APIs to support a well-established Pensions Administration platform Conducting thorough More ❯