76 to 100 of 210 Performance Tuning Jobs in the UK

using REST/SOAP APIs and external services Develop reusable components, UI patterns, and application logic Support testing, deployment, and environment promotion activities Troubleshoot performance issues and support optimisation across applications Collaborate with cross-functional teams on delivery, releases, and hypercare Contribute to documentation, governance, and best practice standards … APIs, OAuth, SQL) Good understanding of relational databases (SQL Server or Oracle) Knowledge of JavaScript and CSS for UI customisation Understanding of application security, performance tuning, and scalable design principles Desirable Experience OutSystems certifications (Associate, Professional, Tech Lead) Exposure to CI/CD pipelines and DevOps practices Experience ...

core engineering team building the systems that power live trading across global electronic markets. This is a strong opportunity for an engineer who enjoys performance-critical systems, close collaboration with highly quantitative teams and solving complex technical problems where speed, reliability and precision matter. The business operates across multiple … live execution. The role suits someone with strong systems-level engineering capability who wants to work on real-time platforms where code quality and performance have direct commercial impact. You’ll partner closely with researchers and trading teams, contributing to architecture decisions, performance tuning and continuous platform ...

Microsoft Graph. SharePoint Administration & Operations Administer both SharePoint SE (on-prem) and SharePoint Online environments. Manage updates, cumulative patches and platform maintenance. Monitor performance, availability, capacity and reliability. Oversee site collections, permissions, authentication, service applications and governance. Support backup, restore and disaster recovery processes. Troubleshoot complex cloud … React, HTML5, CSS3. Strong REST API and Microsoft Graph integration experience. Solid C#/.NET framework experience. Deep knowledge of SharePoint on-prem administration, performance tuning, patching and troubleshooting. Experience with BCS and creating External Content Types. Strong SQL Server skills. Understanding of authentication, permissions, governance and security ...

related field) Full stack in Microsoft technologies (below): Microsoft stack: Visual Studio, .NET/C#, ASP.NET, Entity Framework. SQL Server: good T-SQL, performance tuning, and SSDT database projects APIs: designing, building and consuming REST services. SDLC/DevOps: Agile delivery, Azure DevOps, CI/CD automation ...

expertise in Java/J2EE , REST, microservices, and distributed systems. Payments experience: CHAPS, TARGET2, CBPR+, RTP , or similar. Oracle SQL/PL‐SQL and performance tuning for large transactional systems. Deep XML/JSON expertise; ISO 20022 transformations. Integration tech: Mule ESB , messaging, Kafka. Strong SDLC knowledge (Agile ...

data engineering, and BI within a single role Hands-on experience with production databases and live data systems Opportunities to develop strong SQL and performance tuning skills Gradual increase in responsibility and technical ownership Experience working with business stakeholders and real reporting needs Exposure to modern data platforms ...

frameworks * Experienced with CI/CD and DevOps pipelines (GitLab, Azure DevOps, TeamCity) * Proven experience working in Agile environments7 * Understanding of application and database performance tuning, troubleshooting, and optimization techniques. * Familiarity with enterprise CMS platforms (e.g., SDL Tridion) For more information or immediate consideration for this opportunity, please ...

Core Java and REST APIs.* Practical knowledge of multi-threading, event-driven programming, and memory optimization.* Strong problem-solving and analytical abilities.* Knowledge of performance tuning techniques.* Familiarity with enterprise SDLC tools like JIRA and Confluence.* Experience with CI/CD tools such as Git, Maven/Gradle ...

Azure networking patterns, including Hub and Spoke, VWAN, VPN, and firewall configurations. Advanced PostgreSQL administration skills in large production environments, including migrations, replication, and performance tuning. Expertise with Azure migration tools such as Azure Migrate and Azure Database Migration Service (DMS). Strong understanding of CI/CD pipelines ...

that matters, through challenging projects which demand ambitious innovation and thought leadership. The Role As MySQL Database Administrator (DBA), you are responsible for the performance, integrity, and security of MySQL databases. Key responsibilities: Installation & Configuration: Set up, configure, and maintain MySQL database servers across various environments (On-prem, Linux … Windows, or Cloud like AWS RDS). Performance Tuning: Monitor system health and perform query optimization, slow query analysis, and indexing strategies to ensure high efficiency. Backup & Recovery: Design and implement robust backup and restoration strategies to ensure 24x7 operation support and business continuity. Security Management: Manage user ...

across Microsoft SQL Server environments, with additional exposure to PostgreSQL and MySQL. Day to day, you'll handle installation, configuration, patching and maintenance, plus performance tuning, monitoring, and health checks. You'll own backup and recovery processes, high-availability solutions, and troubleshooting of complex database issues. … also support developers with database design, schema improvements and optimised SQL. The role involves improving performance through indexing strategies, query optimisation and capacity planning, as well as maintaining strong security controls such as encryption, auditing and role-based access. You'll contribute to data migrations, integrations, and automation using ...

modern systems, high standards, and sustainable delivery. The role This is a senior engineering opportunity within a specialist Site Reliability Engineering team focused on performance, uptime, and operational excellence across a business-critical trading platform. The role combines software engineering with reliability engineering. You’ll be involved in designing … What you will do Build tools, automation, and internal services that improve platform reliability Implement monitoring, telemetry, and observability standards across distributed systems Analyse performance across application, OS, and network layers to identify bottlenecks Help define and improve SLOs/SLAs for critical services Support engineering teams with architecture ...

support. Collaborate with platform engineering teams to maintain a robust CI/CD pipeline. Ensure all code is testable, covering unit, integration, UI, and performance tests. Who You Are: Solid commercial experience with .NET and C#. Hands-on experience with Akka.NET for building distributed, scalable, fault-tolerant systems. Familiar … . Strong understanding of OOP principles and design patterns. Experienced with Web Services, WebAPI, and WCF. Comfortable with SQL and NoSQL databases. Skilled in performance tuning and optimisation. Confident with Git and source control best practices. Experienced in Agile or Kanban environments. Excellent collaborator and communicator, with ...

Financial Services business in Edinburgh who are looking for a SQL Server DBA for an initial 6 month contract. You will focus on ensuring performance, availability and security of critical SQL Server environments whilst supporting ongoing operations, improvements, and project work. They need a hands … Significant hands-on experience as a SQL Server DBA in enterprise environments Strong expertise in SQL Server administration (installation, configuration, troubleshooting) Proven experience with performance tuning (indexes, execution plans, waits, IO, memory) Solid knowledge of HA/DR technologies (Always On AGs essential) Strong T-SQL skills ...

Snowflake-based data warehouse, ensuring scalability and efficiency. Developing and optimising ELT pipelines, leveraging Snowflake best practices for data ingestion and transformation. Enhancing performance and query optimisation, ensuring cost-effective and high-performing workloads. Working with dbt and Airflow to transform raw data into structured datasets for analytical consumption. … Experience with dbt to develop scalable data pipelines. Knowledge of ELT processes and best practices for cloud-based data architecture. Hands-on experience with performance tuning and query optimisation in Snowflake. Familiarity with cloud platforms (AWS/GCP/Azure) and their integration with Snowflake. HOW TO APPLY ...

technical consultants. Review code, enforce quality standards, and support technical upskilling. Governance & Assurance Ensure adherence to Microsoft best practices, security, and compliance standards. Support performance optimization, troubleshooting, and production issues. Required Skills & Experience Core Technical Skills Strong experience with Microsoft Dynamics 365 . Solid expertise in: oC#, .NET oPlugins … APIs, OAuth, and security models. DevOps & Quality Experience with CI/CD pipelines (Azure DevOps preferred). Familiarity with automated testing. Strong understanding of performance tuning and security best practices. ...

Haves Front-office buy-side experience Systematic trading environments Quant research support OMS/PMS platforms Distributed systems exposure Legacy platform modernisation SQL Server performance tuning Trading desk interaction Why Join You’ll be joining a small team with high engineering standards, working alongside some very sharp people … performs. The problems themselves are genuinely interesting, centred around correctness in a concurrent, real-time environment rather than scale. Benefits Bonus up to 100% (performance-based, genuinely paid) 25 days holiday + bank hols Pension Principal SQL Developer – Trading Desk | SQL Server, C#/.NET, Concurrent SQL environment ...

systems running 24/7 for clients who simply cannot afford downtime. This is far more than a maintenance position. You'll be optimising performance, designing resilient architectures, and on occasion travelling internationally to support client deployments. Key Responsibilities Database Mastery: Performance-tuning and maintaining Microsoft ...

needs. Providing Production Support for existing live Oracle OAS, ODI + data warehouse objects. Resolving data, ETL + reporting issues to ensure system stability. Performance tuning of RPD objects, ODI mappings, queries + reports. Maintained and documented standard processes, procedures, and technical documentation. Autonomous Data Warehouse (ADW) design ...

Actions, ArgoCD) Design for auto-scaling, resilience, and failure testing (chaos engineering) Manage container orchestration (Kubernetes/GKE/EKS) Implement observability, monitoring, and performance tuning Requirements Strong experience with AWS or GCP at production scale (multi-AZ, auto-scaling systems) Deep expertise in Terraform (or similar ...

scalable database solutions (SQL Server, PostgreSQL, DynamoDB) Lead migrations of MS SQL Server on EC2 to AWS RDS Build and manage data pipelines Drive performance tuning, query optimisation, and indexing strategies Collaborate across engineering teams to embed robust database architecture ✅ What We’re Looking For 5+ years ...

join them on a contract basis. You’ll play a key role in maintaining, troubleshooting, and improving critical web applications, ensuring high availability and performance for end users. For this role, the key essential skills are: JavaScript, SQL & Unix/Linux 6 Months + Inside IR35 Key Responsibilities Provide …/2 line support for web-based applications Investigate and resolve incidents, bugs, and performance issues Work closely with technical teams to diagnose and fix defects Perform root cause analysis and implement preventative measures Maintain documentation for systems, processes, and fixes Required Skills & Experience Strong experience with JavaScript ...

business or systems analysis within an ERP centric environment. Hands on experience with enterprise resource planning systems Relational database experience e.g. writing queries, and performance tuning. Systems integration, API’s and data flows between enterprise platforms. Communication and stakeholder engagement skills with a customer driven approach. The ability ...

global professional services organisation to recruit for Database Engineer. This role sits within a technology team responsible for designing, optimising and maintaining high-performance database platforms that underpin SaaS applications, reporting environments and client billing systems. The position combines technical leadership with hands-on engineering. Key responsibilities: - Design … optimise scalable, high-performance SQL database architectures - Own and improve stored procedures, reusable scripts and database standards - Provide technical leadership, mentoring junior engineers and leading code reviews - Deliver clear documentation covering data models and architectural decisions - Drive database-focused projects through to delivery Key requirements: - Strong experience with Azure ...

build from scratch” role — the platform is already established. The focus will be on maintaining, improving, and optimising existing code, ensuring performance, stability, and scalability as the business evolves. Benefits: Opportunity to be instrumental in building an in-house development function Clear progression into a leadership role Work closely … enhance an existing LAMP-based platform (Linux, Apache, MySQL, PHP) Take ownership of full stack development across backend and frontend components Improve system performance, security, and scalability Support and contribute to architectural decisions and long-term technical roadmap Collaborate with product, QA, and implementation teams to deliver high-quality ...