1 to 25 of 73 Performance Tuning Jobs in the South East

Performance Tuning Specialist

Hiring Organisation
Tenth Revolution Group
Location
Kingston Upon Thames, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
Performance Tuning Specialist - SQL Server - Remote - Azure - £40,000-£55,000 Why this role I am working with a rapidly growing UK-based managed service provider specialising in SQL Development and DBA services. They're a tight-knit team scaling quickly after bringing in a BD Manager … heard, and you are given the autonomy, trust, and support to make a real impact. What you will be working on:* Deep SQL Server performance tuning across queries, indexes, execution plans, and stored procedures* PowerShell scripting for automation and optimisation* Azure database and cloud environments* Advising ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
Developer - Remote - SQL Server - Performance Tuning - Azure - £40,000-£55,000 Why this role? I am working with a company who are a rapidly growing UK-based managed service provider specialising in SQL Development and DBA services. They are a tight-knit team, scaling fast after bringing … ideas are listened to, and you will be given autonomy, trust, and support to deliver real impact. You'll work with: Deep SQL Server performance tuning across queries, indexes, execution plans, and stored procedures PowerShell scripting for automation and optimisation Azure databases and cloud-based environments ...

Junior SQL DBA

Hiring Organisation
Oscar Associates (UK) Limited
Location
Essex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
. In this role, you will work alongside experienced DBAs to support and maintain the organisation's SQL Server environments, helping to ensure high performance, reliability, and availability. This is an ideal position for someone at the start of their DBA career who is eager to gain hands … experience in a production environment and grow their skills in database management, performance tuning, and potentially cloud-based technologies in the future. The role offers a hybrid working model, with 2 days per week in the office. Key Responsibilities Assist with monitoring SQL Server performance and availability ...

Oracle Database Administrator (DBA)

Hiring Organisation
Deerfoot Recruitment Solutions
Location
Letchworth Garden City, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
annum depending on experience and skills. Job Summary We're seeking an experienced Oracle Database Administrator (DBA) to ensure the performance, availability, security, and integrity of mission-critical Oracle database environments for our client. This role combines proactive maintenance, incident resolution, and strategic improvements across on-premise and cloud … remotely, joining a collaborative technical team. Key Responsibilities Administer, configure, and maintain Oracle databases to ensure high availability and performance. Monitor database health and performance, identifying bottlenecks and tuning systems effectively. Perform backup, recovery, patching, and upgrade operations , including disaster recovery planning. Collaborate with development, infrastructure, and support ...

Oracle Architect

Hiring Organisation
Purview Consultancy Services Ltd
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
migration and integration of databases across multi cloud database environments including Oracle Cloud AWS Azure and Google Cloud Ensure high availability scalability and performance of database systems Collaborate with cross functional teams to define and implement database solutions that meet business requirements. Requirements: Handson experience with migrating large database … with migrating database to ATPADW Design Database consolidation and reduce OPEX spending Provide technical leadership and mentorship to junior database architects and administrators Conduct performance tuning capacity planning and security assessments Stay updated with the latest advancements in database technologies and cloud offerings Implement and manage Exadata ...

Senior Linux / Oracle DBA

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
enterprise Linux/AIX systems , ideally gained within a banking or financial services environment . You’ll be responsible for ensuring the stability, performance, and availability of business-critical banking and finance applications, working closely with senior IT stakeholders and wider application teams. Key Responsibilities Administer, maintain, and optimise … databases supporting Flexcube banking applications Manage Linux (RHEL/Oracle Linux) and AIX environments hosted on IBM Power 10 infrastructure Perform system upgrades, patching, performance tuning, and capacity planning Support high availability and disaster recovery solutions using Oracle RAC, ASM, RMAN, and Data Guard Collaborate with application ...

V05599 - Oracle Report Developer

Hiring Organisation
Outsource
Location
Rochester, Kent, South East, United Kingdom
Employment Type
Contract
Publisher, SmartView, FRC Write and optimise SQL and PL/SQL queries and procedures Translate business requirements into technical reporting solutions Ensure data accuracy, performance tuning, and compliance Support testing, deployment, troubleshooting, and documentation Collaborate with DBAs, developers, and functional teams Skills & Experience Strong Oracle …/SQL experience Hands-on experience with Oracle reporting tools (BI Publisher, Oracle Analytics etc.) Good understanding of Oracle ERP databases Experience with performance tuning and complex queries 3–6+ years in Oracle reporting or ERP-based environments Desirable: Oracle APEX, OTBI/OBIEE, EBS/Cloud ...

V05599 - Oracle Report Developer

Hiring Organisation
Outsource
Location
Walderslade, Kent, UK
Employment Type
Full-time
Publisher, SmartView, FRC Write and optimise SQL and PL/SQL queries and procedures Translate business requirements into technical reporting solutions Ensure data accuracy, performance tuning, and compliance Support testing, deployment, troubleshooting, and documentation Collaborate with DBAs, developers, and functional teams Skills & Experience Strong Oracle …/SQL experience Hands-on experience with Oracle reporting tools (BI Publisher, Oracle Analytics etc.) Good understanding of Oracle ERP databases Experience with performance tuning and complex queries 3–6 years in Oracle reporting or ERP-based environments Desirable: Oracle APEX, OTBI/OBIEE, EBS/Cloud ...

SQL Database Administrator

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £550 per day
proactive DBA to manage, assess and future-proof their database environment. Key Skills required from the SQL DBA: Microsoft SQL Server administration (multiple versions) Performance tuning, indexing, query optimisation and troubleshooting Database version upgrades and consolidation projects Backup, recovery and high availability strategies Working within complex or legacy … Ownership of database strategy and continuous improvement Key responsibilities of the SQL DBA: Full ownership and management of all SQL databases across the organisation Performance tuning and optimisation across the entire database estate Conducting a full discovery of existing databases, configurations and dependencies Identifying risks, inconsistencies and improvement ...

MySQL Database Administrator

Hiring Organisation
ECS Resource Group Ltd
Location
Surrey, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
site travel to Surrey for key delivery activities. Key responsibilities: Deploying and implementing MySQL database environments Supporting database builds, configuration and migration activities Performance tuning, optimisation and stability during deployment phases Managing backups, recovery and high availability configurations Supporting go-live and handover into BAU operations Working closely … delivery teams Required experience: Proven experience as a MySQL DBA in enterprise environments Strong hands-on experience with MySQL deployment and implementation Experience with performance tuning, indexing and query optimisation Solid understanding of backup, recovery and DR strategies Comfortable working independently in a delivery-focused contract role Further ...

Data Engineer (Automation)

Hiring Organisation
Network IT
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£55,000
supporting live data pipelines, resolving issues in line with ITIL best practices , and implementing proactive alerting and self-healing mechanisms. Identifying and implementing performance optimisations across data pipelines, queries, and reporting workloads. Supporting data governance processes , including data archiving, masking, encryption, and versioning, with opportunities to integrate AI-driven … this role, you will bring: Strong commercial experience delivering end-to-end data engineering and automation solutions in complex environments. Advanced SQL skills, including performance tuning and optimisation across large datasets. Knowledge of Python or R for data processing or analytics. Hands-on experience with data integration ...

Senior Oracle / SQL Database Administrator (OT Environment)

Hiring Organisation
KBC Technologies UK LTD
Location
Wokingham, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
platforms Operate within restricted networks with strict change control and limited maintenance windows Troubleshoot issues impacting real-time operations and plant uptime Performance & Reliability Identify and resolve performance issues (wait events, deadlocks, slow queries) Implement high availability solutions including RAC, Data Guard, Always On, and Log Shipping Conduct … proactive monitoring, tuning, and capacity planning Backup, Recovery & DR Manage RMAN, SQL Server backups, and MySQL backup strategies Execute point-in-time recovery and disaster recovery procedures Participate in resilience testing and DR exercises Security & Compliance Harden database environments in line with NIST, IEC 62443, ISO 27001 Manage access ...

Senior Full Stack Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £700 per day
e.g. Celery, Redis Streams, Kafka) to enable scalable async workloads, retries, and fault-tolerant integrations. Design data models and optimise relational databases (PostgreSQL) for performance, partitioning, and horizontal scale. Introduce caching, rate limiting, and queuing to meet performance budgets and latency goals. Integrate with AI pipelines and model … operating production REST APIs with OpenAPI/Swagger. Comfortable working in a React/TypeScript codebase. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based workflows. Familiarity with AWS core services (EC2, VPC, IAM, S3, ALB/ ...

Data Engineer

Hiring Organisation
Positive Employment
Location
Newbury, Berkshire, England, United Kingdom
Employment Type
Temporary
Salary
£350 per day
Personal Requirements: 3–5+ years’ experience with Microsoft SQL Server (2016+) and SSIS in production environments. Strong SQL Server engineering: advanced T-SQL, indexing, performance tuning, execution plans, statistics, partitioning, tempdb optimisation. Proven experience with ETL/ELT development and design patterns (incremental loads, CDC, SCD, error handling ...

Snowflake Data Engineer - Outside IR35 - Hybrid 3 days a week

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
Engineer to design, build, and optimize scalable data solutions within our modern cloud data platform. You will play a key role in developing high-performance data pipelines, implementing data models, and enabling advanced analytics using Snowflake . The ideal candidate has strong experience in cloud-based data warehousing …/ELT development, and performance optimization, along with a passion for building reliable, scalable data systems. Key Responsibilities Design, develop, and maintain scalable data pipelines using Snowflake Build and optimize data models (star/snowflake schema) to support business intelligence and analytics Develop ELT processes using SQL, stored procedures ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

Data Support Specialist

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Perform data extraction, transformation, and loading (ETL) processes from Avaloq using approved tools and interfaces. Manage, maintain, and optimize datasets in Snowflake, ensuring accuracy, performance, and alignment with governance standards. Assist in evaluating and integrating datasets from the Snowflake Data Marketplace. Provide day-to-day operational support to business … handling data from Avaloq (essential). Strong proficiency with Snowflake, including: Data Modelling, Snowflake roles, warehouses and tasks, working with the Snowflake Data Marketplace, Performance Tuning and Knowledge of ETL/ELT pipelines and data integration tools (e.g., Informatica, Matillion, DBT, Airflow). Experience with APIs, stored procedures ...

Cloud Platform & DevOps Engineer

Hiring Organisation
Exponential-e
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
connectivity, firewalls, and SDN configurations, troubleshooting issues and supporting resilience improvements. Provide 2nd/3rd line support for Windows and Linux systems, managing updates, performance tuning, and configuration consistency. Maintain accurate system and configuration documentation, supporting compliance and governance requirements. Collaborate across teams to improve operational efficiency, automate ...

Junior SQL DBA

Hiring Organisation
Octad Recruitment Consultants (Octad Ltd )
Location
Wickford, Essex, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
wants to grow their skills in a supportive, technically strong environment. What Youll Do Support SQL Server installation, configuration, patching and monitoring Maintain database performance, availability and reliability Perform backups, restores, health checks and routine maintenance Troubleshoot performance issues (blocking, deadlocks, slow queries) Assist with HA/… experience Strong T-SQL and troubleshooting skills Good understanding of SQL Server admin fundamentals Experience with backups, restores and production environments Exposure to performance tuning concepts Strong problem-solving skills and attention to detail Nice to Have Replication experience HA/DR exposure PowerShell or automation interest ...

ServiceNow Architect

Hiring Organisation
IBU CONSULTING LTD
Location
Berkshire, South East, United Kingdom
Employment Type
Contract
state vision, uncover requirements, constraints, and opportunities. Design end-to-end ServiceNow solutions and technical architectures that align with organizations strategic goals, considering scalability, performance, security, maintainability, integrations, data model, and user experience. Define roadmap(s) and solution intent/blueprints: translate business goals into architecture, technology decisions, module … instance strategy, environment strategy, upgrade/migration plans. Support presales/proposal efforts by scoping, estimating, and designing reference architectures. Participate in operational considerations: performance tuning, capacity planning, availability, disaster recovery, security compliance. Stay up to date with new ServiceNow features, modules, trends (e.g., AI/ML, data ...

AI Technical Architect

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £95,000 per annum
Artificial Intelligence (AI) and data architecture in an investment banking environment. The ideal candidate will have deep expertise in designing and implementing scalable, high-performance data platforms using modern tech including MongoDB, Redis, Elasticsearch and others. This role requires a strategic thinker with hands-on technical skills … organisations with a strong focus on architecture and enterprise solutions 5+ years as a Technical Architect with hands-on experience in: MongoDB - schema design & performance tuning Redis - caching & high-speed data access Elasticsearch - search & indexing strategies Other modern data technologies for fast storage and retrieval Strong expertise ...

IT Support Engineer

Hiring Organisation
Matchtech
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £48,000 per annum
infrastructure, including servers, storage, networks, and cloud services.* Strong analytical and troubleshooting abilities, with a methodical approach to resolving complex issues.* Ensure the availability, performance, and security of the IT infrastructure.* Oversee/lead infrastructure projects from planning to execution, ensuring timely delivery and adherence to best practices, both … house and with our MSP.* Monitor and manage system performance, identifying and resolving issues proactively.* Collaborate with other MSP IT teams to support business operations and projects.* Develop and maintain infrastructure documentation, including diagrams and procedures.* Implement and manage backup and disaster recovery solutions.* Stay up to date with ...

SQL DBA

Hiring Organisation
Sanderson Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £417.22 per day + Inside IR-35
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 ...

Azure Data Architect

Hiring Organisation
ARC IT Recruitment Ltd
Location
Brighton, East Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
ensure seamless integration with various data sources. Implement data governance and security best practices. Provide technical leadership and guidance to the development team. Conduct performance tuning and optimization of data processes. Skills required: Proven experience as a Data Architect working within Azure. Expertise in Azure Databricks and Azure ...