1 to 25 of 173 Performance Tuning Jobs in the UK

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 ...

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 ...

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 ...

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 ...

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 ...

Akamai Security Engineers

Hiring Organisation
Hays Specialist Recruitment
Location
Knutsford, Cheshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 490 - 620 Daily
optimisation of Akamai security solutions across large-scale, high-traffic digital platforms. These are key engineering roles focused on strengthening web security, enhancing performance, and embedding best-practice Akamai configurations into global environments. Key Responsibilities Engineer Configure & maintain Akamai tools (KSD, WAF, Bot Manager, CDN) Support implementation of rulesets … policies & routing configs Monitor traffic, identify threats & assist in incident response Tune WAF & bot rules to reduce false positives Assist with CDN configuration, caching & performance tuning Manage certificates, redirects, and Akamai property updates Collaborate with application teams for secure deployments Produce documentation & support continuous improvement Senior Engineer Architect ...

GCP FinOps Engineer

Hiring Organisation
LA International Computer Consultants Ltd
Location
Newport, Gwent, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 500 Daily
retention optimisation. * Implement storage tiering strategies based on access patterns and enforce life cycle rules to minimise cold data retention costs. * Improve relational database performance through index tuning, connection optimisation, and instance right sizing. * Enhance horizontally scalable database performance via autoscaling policies, index improvements, and mitigation … years of hands-on experience in Google Cloud * Strong understanding of GCP Data services (indexing, slots, pruning, partitioning, clustering) * Expert-level Kubernetes & GKE resource tuning * Hands-on experience with Dataflow job pipelines and worker optimisation * Strong Airflow/Composer knowledge (DAG design, scheduling, PodOperator) * Strong Dataflow processing pipelines development ...

GCP Finops Engineer

Hiring Organisation
Queen Square Recruitment Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
Hybrid) Contract Duration: 6 Months IR35 Status: Inside IR35 Role Overview We are seeking an experienced GCP FinOps Engineer to optimise cloud spend, performance, and operational efficiency across large-scale data analytics and containerised workloads. You will work closely with engineering, data, and product teams to embed cost-efficient … retention optimisation. Implement storage-tiering strategies based on access patterns and enforce lifecycle rules to minimise cold data retention costs. Improve relational database performance through index tuning, connection optimisation, and instance right-sizing. Enhance horizontally scalable database performance via autoscaling policies, index improvements, and mitigation of read ...

GCP FinOps Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Newport, Gwent, Wales, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
retention optimisation. Implement storage tiering strategies based on access patterns and enforce lifecycle rules to minimise cold data retention costs. Improve relational database performance through index tuning, connection optimisation, and instance right sizing. Enhance horizontally scalable database performance via autoscaling policies, index improvements, and mitigation of read … years of hands-on experience in Google Cloud Strong understanding of GCP Data services (indexing, slots, pruning, partitioning, clustering) Expert-level Kubernetes & GKE resource tuning Hands-on experience with Dataflow job pipelines and worker optimisation Strong Airflow/Composer knowledge (DAG design, scheduling, PodOperator) Strong Dataflow processing pipelines development ...

Database Administrator DBA

Hiring Organisation
Alexander Edward James Consulting Limited
Location
City of London, London, United Kingdom
Employment Type
Temporary, Work From Home
Salary
£60,000
database systems, including both vendor-supplied and internally developed solutions Design and implement tactical and strategic database solutions with a focus on scalability, availability, performance, and resilience Proactively monitor the SQL Server estate to ensure high availability and optimal performance Provide operational support to internal stakeholders, resolving incidents … within agreed service levels Review database changes produced by development teams, ensuring suitability, security, and performance best practice Administer, maintain, and monitor database platforms with a strong focus on security and compliance Implement and maintain monitoring, alerting, backup, and recovery processes Contribute to continuous improvement initiatives across DevOps ...

Senior Data Engineer - Azure & Snowflake

Hiring Organisation
EMBS Engineering
Location
London, United Kingdom
Employment Type
Permanent
reporting Ensuring strong data governance, quality, validation and reconciliation processes Partnering with BI teams to enable effective reporting solutions Contributing to architectural decisions around performance, scalability and infrastructure Identifying and resolving issues to improve platform reliability and efficiency What We Are Looking For 7+ years in software engineering … year hands-on experience with Snowflake Experience working with large-scale enterprise datasets Strong analytical mindset with a clear focus on data integrity and performance Desirable Experience Advanced Snowflake performance tuning and optimisation Python and or Databricks exposure Experience designing full end-to-end data platform architectures ...

Senior Compiler Engineer

Hiring Organisation
IC Resources
Location
United Kingdom
Remote (UK/EU) Working Model: Fully Remote The Company Spectral Compute is a deep-tech startup building compiler technology that enables portable, high-performance GPU computing across diverse hardware platforms. Their work removes vendor lock-in by allowing existing CUDA applications to run efficiently across different … heterogeneous compute. Compiler Engineer Responsibilities: Design and develop compiler infrastructure for GPU and accelerator targets Build and optimise compiler passes, code generation, and performance layers Analyse performance bottlenecks and drive low-level optimisations Work closely with systems and performance engineers on cross-platform support Contribute ...

Senior Python Developer - Digital Trading Analytics

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £465 per day
looking for a Senior Python Developer to design, build, and maintain high-performance, scalable solutions supporting financial market analytics. This is a high-impact role sitting at the intersection of complex data engineering and front-office trading systems. You will play a key role in shaping engineering practices, guiding … architectural decisions, and leading junior engineers to deliver business-critical solutions. Financial Engineering: Design and deploy scalable, high-performance software for data processing and trading analytics. Technical Leadership: Lead architectural decisions, conduct rigorous code reviews, and mentor junior engineers. Stakeholder Collaboration: Partner with Traders, Quants, and Product Managers ...

Performance Technical Info Lead

Hiring Organisation
Morson Edge
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 579 per day + None
Performance Information Technical Lead – Power BI/Microsoft Fabric Client: EDF Location: Bristol (Hybrid – on-site days TBC) Contract: Until 31/12/2026 Rate: £500–£579 per day (Inside IR35) Security Clearance: BPSS required Overview EDF is seeking a Performance Information Technical Lead … credential management Standardise use of enterprise tooling (e.g. DAX Studio, Tabular Editor, ALM Toolkit) Rationalise and optimise the existing estate to improve resilience, performance, and cost efficiency Operating Model & Lifecycle Management Define RACI across business owners, data owners, developers, Enterprise IT, and Information Management Establish lifecycle processes for onboarding ...

Data Platform Engineer

Hiring Organisation
Peregrine
Location
Reading, England, United Kingdom
NiFi, ensuring accurate, efficient, and secure data ingestion, transformation, and delivery. You should be adept at identifying and resolving issues within NiFi flows, managing performance bottlenecks, and implementing robust error handling strategies. You’ll work closely with cross-functional teams including data architects, compliance officers, and cybersecurity specialists … environments. Responsibilities: Design, develop, and maintain robust and secure data pipelines using NiFi and related big data technologies. Troubleshoot and optimize NiFi flows, including performance tuning, error resolution, and flow control. Integrate NiFi with cloud platforms, databases (SQL & NoSQL), APIs, and third-party systems. Ensure compliance with regulatory ...