1 to 25 of 290 Performance Tuning Jobs

Senior Power BI Architect

Hiring Organisation
Persistent Systems
Location
Watford, England, United Kingdom
lead the design, development, and optimization of enterprise-scale BI solutions. This role requires deep technical expertise in Power BI, data modeling, and performance tuning, especially for large and complex datasets. The ideal candidate will be proficient in tools like DAX Studio, Tabular Editor, and Azure-based data … + Amazon QuickSight). Design and optimize complex data models using Tabular Editor and DAX Studio. • Manage and optimize very large datasets (VLDB) for performance and scalability. Collaborate with business stakeholders to gather requirements and translate them into technical solutions. Lead performance tuning, including DAX optimization ...

Oracle Developer - Batch Processing

Hiring Organisation
Sanderson Government and Defence
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £650 per day
Cleared Oracle Developer - Batch Processing & Performance Tuning Central Government | Contract Duration: 12 Months Rate: £650 per day (Inside IR35 - all reasonable rates considered) Location: Newcastle or Manchester (predominantly remote with occasional on-site) Security Clearance: Active SC Clearance required We are looking for an experienced SC Cleared Oracle … major UK Central Government department on a long-term contract. This role is ideal for a specialist with strong expertise in Oracle batch processing, performance tuning, and Pro*C development , operating within secure and highly regulated environments. The Role As an Oracle Developer, you will focus ...

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 ...

SQL Database Administrator - Cardiff

Hiring Organisation
Circle Group
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent
access control , including permissions, encryption, and compliance requirements Strong T-SQL skills with the ability to write, optimise, and troubleshoot complex scripts Extensive performance tuning experience (execution plans, indexing, query optimisation, Query Store, Profiler) Strong experience with HA/DR solutions such as Always On, log shipping, clustering … environments Knowledge of SQL monitoring tools (Redgate, SolarWinds, Idera, etc.) You will plan, execute, and optimise a full SQL Server migration while ensuring the performance, security, and stability of the environment throughout a 6-month transition period. Take full ownership of a business-critical SQL Server migration Immediate, high ...

SQL Database Administrator / SQL DBA - 6 Month Contract

Hiring Organisation
Circle Group
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £475 per day
deliver effectively under time pressures. Looking for a start ASAP.; You will plan, execute, and optimise a full SQL Server migration while ensuring the performance, security, and stability of the environment throughout a 6-month transition period. Take full ownership of a business-critical SQL Server migration Immediate, high … access control , including permissions, encryption, and compliance requirements Strong T-SQL skills with the ability to write, optimise, and troubleshoot complex scripts Extensive performance tuning experience (execution plans, indexing, query optimisation, Query Store, Profiler) Strong experience with HA/DR solutions such as Always On, log shipping, clustering ...

SQL Database Administrator / SQL DBA - 6 Month Contract

Hiring Organisation
Circle Group
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £475 per day
deliver effectively under time pressures. Looking for a start ASAP.; You will plan, execute, and optimise a full SQL Server migration while ensuring the performance, security, and stability of the environment throughout a 6-month transition period. Take full ownership of a business-critical SQL Server migration Immediate, high … access control , including permissions, encryption, and compliance requirements Strong T-SQL skills with the ability to write, optimise, and troubleshoot complex scripts Extensive performance tuning experience (execution plans, indexing, query optimisation, Query Store, Profiler) Strong experience with HA/DR solutions such as Always On, log shipping, clustering ...

Junior - Mid Level SQL Server DBA

Hiring Organisation
IT Talent Solutions
Location
Basildon, Essex, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Hybrid Working Model
cloud technologies. What you’ll be doing Supporting SQL Server installations, patching, monitoring and day-to-day administration Managing backups, restores, health checks and performance monitoring Assisting with troubleshooting performance issues, blocking, deadlocks and connectivity Supporting database performance tuning, query optimisation and index analysis Working with … Server in a DBA-focused role Strong SQL Server administration fundamentals and solid T-SQL skills Experience with backup & recovery strategies Exposure to performance tuning concepts Experience supporting production environments Strong problem-solving skills and clear communication Nice to have SQL Server Replication or HA/DR exposure ...

Oracle Database Administrator (DBA)

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
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 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 ...

Microsoft SQL Server DBA

Hiring Organisation
Hillarys HR
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
looking for an experienced Microsoft SQL Server DBA to join our EMEA IT team. In this hands-on, strategic role, you'll ensure the performance, security, and reliability of our mission-critical databases, while helping to shape the future of our database landscape across the region. You'll work … manage Microsoft SQL Server and Azure SQL environments. Implement HA/DR, replication, and automation using PowerShell, T-SQL, and DevOps pipelines. Lead performance tuning, indexing strategies, and query optimisation. Enforce database security, encryption, auditing, and regulatory compliance (GDPR, ISO27001). Define, test, and execute backup and recovery ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
London Area, United Kingdom
based in the UK or US and offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities … DevOps, Product, and QA teams to ensure production-grade solutions. Participate in architectural discussions, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 5+ years of experience in Core Java development with a focus ...

Infrastructure DBA

Hiring Organisation
Opus Recruitment Solutions
Location
Reading, England, United Kingdom
company who are scaling their modern EPR platform into a fully cloud‐based SaaS solution. They’re looking for an Infrastructure DBA to own performance, reliability and zero‐downtime delivery across a large, distributed, sharded database estate. What You’ll Be Doing Monitoring and optimising distributed/sharded databases … shard allocations, replication health and overall performance Tuning and maintaining MySQL (replication, VReplication, patching, performance) Managing monitoring & alerting with Prometheus, Grafana and associated tooling Overseeing backups, restores and DR (validations, dry‐runs, ongoing improvements) Reviewing DBA updates, maintaining performance baselines and driving infra optimisation Supporting data ...

Database Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

Data Engineer / Database Administrator

Hiring Organisation
Oscar Associates (UK) Limited
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

Senior Systems Engineer, Data Management, London

Hiring Organisation
Dell
Location
Putney, England, United Kingdom
Databricks, BigQuery, Redshift, Cloudera, Synapse, or similar). · Strong understanding of data warehousing, data lakes/lakehouse, and ETL/ELT concepts (staging, modeling, performance tuning, cost/perf tradeoffs). · Data engineering and integration including unstructured data processing (PDFs, logs, images, text) and transformation into structured/… vectorized formats · Strong SQL skills for analytical queries, performance tuning, and data modeling (star/snowflake schemas, dimensional modeling, partitioning, clustering). · Unstructured data & AI/RAG: Understanding of vector databases (e.g., Elasticsearch, Milvus, pgvector), embedding models, and RAG architectures. Familiarity with document processing pipelines, chunking strategies ...

Senior Systems Engineer, Data Management, London

Hiring Organisation
Dell
Location
Richmond, England, United Kingdom
Databricks, BigQuery, Redshift, Cloudera, Synapse, or similar). · Strong understanding of data warehousing, data lakes/lakehouse, and ETL/ELT concepts (staging, modeling, performance tuning, cost/perf tradeoffs). · Data engineering and integration including unstructured data processing (PDFs, logs, images, text) and transformation into structured/… vectorized formats · Strong SQL skills for analytical queries, performance tuning, and data modeling (star/snowflake schemas, dimensional modeling, partitioning, clustering). · Unstructured data & AI/RAG: Understanding of vector databases (e.g., Elasticsearch, Milvus, pgvector), embedding models, and RAG architectures. Familiarity with document processing pipelines, chunking strategies ...

Performance Lead

Hiring Organisation
Primis
Location
Cardiff, UK
Employment Type
Full-time
Title: Performance Test Lead Industry: Public Sector Day Rate: £400 - £450 per day (Inside IR35) Duration: 4/5 months Location: Cardiff/Hybrid We are seeking an experienced Performance Test Lead to take a hands-on, foundational role within a critical, multi-wave cloud migration programme. This … greenfield opportunity for a client with no existing performance testing capability, requiring someone who can define, lead, and execute performance testing from the ground up. You will play a key role in ensuring platform stability and performance throughout major infrastructure changes, working closely with technical teams ...

Performance Lead

Hiring Organisation
Primis
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
Title: Performance Test Lead Industry: Public Sector Day Rate: £400 - £450 per day (Inside IR35) Duration: 4/5 months Location: Cardiff/Hybrid We are seeking an experienced Performance Test Lead to take a hands-on, foundational role within a critical, multi-wave cloud migration programme. This … greenfield opportunity for a client with no existing performance testing capability, requiring someone who can define, lead, and execute performance testing from the ground up. You will play a key role in ensuring platform stability and performance throughout major infrastructure changes, working closely with technical teams ...

Database Engineer - DBA - SC Clearance - Telford - 6 months

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £429/day
Hiring for an seeking an experienced Database Administrator (DBA) to join a secure data environment within Platform Services. You will be responsible for the performance, integrity, availability, and security of enterprise database systems supporting critical services. This is a hands-on DBA role within a highly secure, delivery-focused … environment. Responsibilities include: * Install, configure and maintain DBMS platforms * Monitor performance and optimise database operations * Troubleshoot and resolve database incidents * Manage backups and recovery processes * Implement and maintain database security controls * Manage user access, roles and privileges * Design and optimise database structures and queries * Perform performance tuning ...

SQL Developer - £600p/d Inside IR35- Bradford

Hiring Organisation
Exalto Consulting ltd
Location
Bradford, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
critical data and backend estate supporting order, stock and operational reporting. This contract is delivery-focused, with a strong emphasis on SQL Server development, performance, and data reliability. Contract details £600 per day (Inside IR35) 3 days per week onsite Contract assignment (start ASAP subject to onboarding) What … doing Developing and optimising SQL Server solutions (T-SQL, stored procedures, functions, views, indexing, performance tuning) Building and maintaining ETL/data synchronisation processes (SSIS and/or Azure Data Factory) Supporting high-volume operational data flows and ensuring data accuracy across systems Troubleshooting production issues, identifying root ...

MS SQL Server DBA - AWS Migration

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
programming and stored procedure development skills Experience with SQL Server migration tools (DMS, SSMA) Knowledge of Always On Availability Groups, clustering, and replication Performance tuning and query optimization expertise Experience with cloud database services (Azure SQL, AWS RDS for SQL Server) Strong understanding of database security and compliance … Server certifications preferred Key Duties Design, implement, and optimize MS SQL Server database solutions Perform database migrations from on-premises to cloud environments Conduct performance tuning and query optimization Implement backup, recovery, and disaster recovery strategies Ensure database security and compliance requirements are met Collaborate with application teams ...

Insurance Junior Database Administrator

Hiring Organisation
Albion Blake
Location
City of London, London, United Kingdom
team. As the organisation continues to invest in modernising its core Policy Administration System (PAS) and digital infrastructure, this role will support the stability, performance, and optimisation of its database environments. This is an excellent opportunity for someone early in their DBA career to develop their technical expertise within … databases that underpin the insurer’s Policy Administration System and associated platforms. This is a hands-on technical role focused on database health, performance tuning, monitoring, security, and system reliability. You will work closely with Senior DBAs, Infrastructure Engineers, and Application Support teams to ensure database environments operate ...

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 ...

SAP Support Engineer

Hiring Organisation
ARM
Location
Basildon, Essex, Pitsea, United Kingdom
Employment Type
Contract
Contract Rate
£50 - £55/hour
Linux, Unix, and Windows platforms Handle installations, configurations, kernel upgrades, and patching Administer HANA DB, Sybase ASE, and other databases with backup, recovery, and performance tuning Conduct system copies, client administration, and transport management Monitor systems and troubleshoot incidents while ensuring compliance and security Collaborate with developers, functional … Administration Nice-to-Have/Future Skills: Automation & Scripting (Shell, Python, PowerShell) High Availability & Disaster Recovery SAP on Cloud (Azure) & S/4HANA Migration Performance Tuning & Solution Manager (SolMan) Security Audits & Compliance If this sounds of interest, please don't hesitate to contact Lewis @ ARM on (phone number ...

Junior Infrastructure Cloud & Security Engineer

Hiring Organisation
Ruby Energy
Location
Old Trafford, Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£27,000 per annum
doing · Supporting on-premises and hybrid infrastructure (servers, storage, networking, virtualisation) under supervision. · Helping monitor systems, apply patches, and carry out basic performance tuning to keep services stable and available. · Assisting with upgrades, migrations, and deployments as part of infrastructure projects. · Supporting backup, disaster recovery, and business continuity … activities. · Assisting with administration of cloud services such as Azure or AWS (VMs, storage, networking). · Helping with cloud migrations, configuration changes, performance tuning, and cost monitoring. · Supporting the implementation of cloud security controls and compliance requirements. · Helping monitor security tools for threats and vulnerabilities, and maintaining endpoint ...