1 to 25 of 312 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 Database Administrator / Engineer

Hiring Organisation
Upbeat Ideas UK Ltd
Location
London, United Kingdom
Employment Type
Permanent
update platforms and automation to eliminate problems Develop platform automation tooling to eliminate toil Provide support to application development teams in product and performance selection L3 Product database support for Exadata Cloud and Oracle Databases. Designing Database Model Must Have Core Oracle 11g, 12c, 18c, 19c,23ai Database DBA. … Preferably Oracle Certified Master(OCM) Expert in Exadata infrastructure Expert in Exadata Cloud @ Customer Expert in Exadata Cloud @ Customer Autonomous Oracle Performance Tuning Oracle PL/SQL Development Bash/KSH Shell Scripting Good written and spoken English, German is a plus Strong experience with Oracle ...

Data Architect

Hiring Organisation
Zensar Technologies
Location
Stratford-Upon-Avon, Warwickshire, West Midlands, United Kingdom
Employment Type
Permanent
modern data platforms on Microsoft Azure . The ideal candidate will have deep hands-on expertise in Azure Data Factory (ADF) pipeline engineering, SQL performance tuning , and end-to-end data integration architecture , along with a strong analytical mindset to troubleshoot complex data issues. You will lead solution … real-time) aligned to enterprise standards. Define target state architecture for data ingestion, transformation, orchestration, and serving layers. Lead architectural decisions around scalability, resiliency, performance, security, governance, and cost optimization. Azure Data Factory (ADF) Pipeline Engineering (Core) Design, develop, test, and deploy Azure Data Factory pipelines following best practices ...

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 ...

Senior Python Developer

Hiring Organisation
Pontoon
Location
Dublin, County Dublin, Ireland
Employment Type
Contractor
Contract Rate
Salary negotiable
Streaming, Messaging & Distributed Systems * Build and support real-time pipelines using Apache Kafka (producers, consumers, schema evolution, partitioning, offsets) * Ensure reliability, ordering guarantees, and performance optimisation across distributed services Distributed SQL & Data Platforms * Work with Starburst/Trino for high-performance distributed SQL across federated datasets * Apply strong … expertise for complex queries and performance tuning * Integrate applications with Hitachi S3 for secure and scalable storage access Caching & Performance Engineering * Implement and tune Redis-based caching solutions for low-latency and high-volume workloads Delivery & Agile Collaboration * Work closely with cross-functional engineering squads, product owners ...

Python Developer

Hiring Organisation
Pontoon
Location
Dublin, County Dublin, Ireland
Employment Type
Contractor
Contract Rate
£0.00 per hour, Pro-rata, Inc benefits
Streaming, Messaging & Distributed Systems * Build and support real-time pipelines using Apache Kafka (producers, consumers, schema evolution, partitioning, offsets) * Ensure reliability, ordering guarantees, and performance optimisation across distributed services Distributed SQL & Data Platforms * Work with Starburst/Trino for high-performance distributed SQL across federated datasets * Apply strong … expertise for complex queries and performance tuning * Integrate applications with Hitachi S3 for secure and scalable storage access Caching & Performance Engineering * Implement and tune Redis-based caching solutions for low-latency and high-volume workloads Delivery & Agile Collaboration * Work closely with cross-functional engineering squads, product owners ...

Database Administrator

Hiring Organisation
Albion Blake
Location
Essex, England, United Kingdom
fantastic opportunity to work in an environment where data is central to business operations and where your technical expertise will directly impact performance, reliability, and scalability. The Role As a Database Administrator , you will be responsible for the day-to-day management, optimisation, and maintenance of the organisation … database environments. Your responsibilities will include: • Managing and maintaining SQL database environments • Monitoring database performance and identifying optimisation opportunities • Implementing performance tuning strategies to improve system efficiency • Managing database backups and disaster recovery processes • Troubleshooting database incidents and resolving performance issues • Supporting database upgrades, patching ...

Data Ops Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Norwich, Norfolk, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
Your Responsibilities 1. Data Pipeline Development & Maintenance Design, build, and maintain automated, scalable data pipelines (batch & real time) Optimize ETL/ELT jobs for performance, reliability, and cost efficiency Ensure data pipelines meet SLAs, quality standards, and security guidelines 2. Data Platform Operations Manage and monitor data platform operations … Knowledge/Experience Technical Skills Strong experience with ETL/ELT tools (e.g., Informatica, Talend, DBT, Airflow, ADF) Proficiency in SQL, data modeling, and performance tuning Hands on with cloud platforms (Azure/AWS/GCP) and data services Understanding of DevOps tools: Git, Jenkins, Docker, Kubernetes (optional ...

SC Cleared Data Warehouse Engineer - Outside IR35 - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
through Azure SQL, OLAP technologies, and DAX-powered semantic models. You will collaborate with data engineers, analysts, and business stakeholders to ensure reliable, high-performance data pipelines and analytics platforms. Key Responsibilities Data Warehouse Development Design and develop enterprise data warehouse solutions using Azure SQL Database/Azure … snowflake schemas for analytical workloads. Develop ETL/ELT pipelines for ingesting and transforming data from multiple source systems. Implement data partitioning, indexing, and performance optimization strategies. Data Modeling & Analytics Develop OLAP data models for business intelligence and reporting. Create and optimize DAX measures, calculated columns, and KPIs. Design ...

Infrastructure DBA

Hiring Organisation
Opus Recruitment Solutions
Location
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 ...

SQL Server DBA

Hiring Organisation
VIQU IT Recruitment
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
shaping a modern, cloud-first database environment. The Role You'll be responsible for managing a sizeable estate of ~60 production databases, ensuring performance, stability, and optimisation across the platform. A major focus will be working closely with development teams to refactor queries, improve performance, and support best … Azure. You'll also play a key role in the ongoing migration to Azure, gaining exposure to cloud technologies while driving improvements in database performance and scalability. Key Responsibilities SQL Server administration across production and non-production environments Performance tuning, optimisation, and query refactoring Writing efficient ...

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 ...

Infrastructure DBA

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £375 per day
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 ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
City of London, London, 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 ...

Enterprise BI Infrastructure Lead

Hiring Organisation
Stackstudio Digital Ltd
Location
Norwich, Norfolk, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
Lead to provide strategic technical leadership across the full lifecycle of complex Business Intelligence solutions. You will play a key role in platform deployment, performance tuning, and ongoing maintenance, ensuring system reliability and optimal performance for large-scale BI environments. This is an exciting opportunity to make … real impact within a purpose-led, globally recognised organisation. Key Responsibilities: Oversee BI platform deployment, performance tuning, and ongoing maintenance , including AMI refreshes, tooling upgrades, and database administration. Design and implement robust monitoring and reporting frameworks to ensure BI system health and performance. Manage data gateways and connections ...

SAP Commerce Cloud Sr. Technology Architect -

Hiring Organisation
Cognizant
Location
Florida, United States
Employment Type
Permanent
Salary
USD Annual
including OMS, ERP, PIM, and payment gateways. Drive adoption of composable commerce, headless architectures, and modern API frameworks (REST, GraphQL). Oversee code reviews, performance tuning, RCA, and production stability. Collaborate in Agile/Scrum teams to deliver business critical capabilities. Support critical releases, hotfixes, and performance … Experience with headless commerce, composable commerce, and mobile first API architectures. L3 production support experience in an SLA driven eCommerce environment. Experience with JRebel, performance tuning, and large scale catalog management. Strong analytical abilities and comfort owning complex production issues end to end. Salary and Other Compensation Applications ...

DBA (SQL) - 6-month FTC

Hiring Organisation
Saga Group
Location
Folkestone, Kent, South East, United Kingdom
Employment Type
Contract
Contract Rate
£45,000
will report to the Lead Technology Engineer and work alongside our expert DBAs. In this role you will be responsible for the availability, security, performance and stability of the SQL platforms used across the Saga Group. We will require you to have at least mid-level skill … DBA. Youll be proficient in T-SQL queries, stored procedures, partitioning, indexing, and performance tuning, plus SQL scripting for automation. We are a hands-on team, so you will need to be proficient with backups/recovery, monitoring, security, and SSIS/SSRS for ETL/reporting ...

Senior UI/Front-End Developer (Angular) (Onsite)

Hiring Organisation
Zibal Technologies
Location
Egg Harbor City, New Jersey, United States
Employment Type
Any
Salary
USD Annual
services, especially within cloud-based and high-compliance environments (e.g., Section 508, SCORM). Key Responsibilities: Develop and maintain robust, scalable, and high-performance UI components using Angular 7 11. Collaborate with business analysts and stakeholders to gather and refine application requirements. Design and implement clean, responsive UIs using … Boot and NodeJS. Ensure web applications meet 508 Compliance standards for accessibility. Utilize Keycloak for secure authentication and SSO implementation (OAuth 2.0). Conduct performance tuning, end-to-end testing, and unit testing using Karma and Jasmine. Use CI/CD pipelines with Git and Jenkins to ensure ...

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 ...

SQL DBA

Hiring Organisation
Head Resourcing
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£50000 - £52000/annum
heart of the organisation's data infrastructure, acting as the go-to expert for managing and maintaining the company's SQL estate. From monitoring performance and troubleshooting database issues to supporting system integrations and data transfers, you'll take ownership of keeping databases running smoothly and efficiently. … business intelligence tools. You'll also be responsible for implementing and maintaining backup, recovery and disaster recovery strategies, as well as carrying out performance tuning and query optimisation where required. Alongside the hands-on technical work, you'll maintain documentation, ensure data security best practices are followed ...

SQL Database Administrator

Hiring Organisation
Cathcart Technology
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£50,000
heart of the organisation's data infrastructure, acting as the go-to expert for managing and maintaining the company's SQL estate. From monitoring performance and troubleshooting database issues to supporting system integrations and data transfers, you'll take ownership of keeping databases running smoothly and efficiently. … business intelligence tools. You'll also be responsible for implementing and maintaining backup, recovery and disaster recovery strategies, as well as carrying out performance tuning and query optimisation where required. Alongside the hands-on technical work, you'll maintain documentation, ensure data security best practices are followed ...

Insurance Junior Database Administrator

Hiring Organisation
Albion Blake
Location
London Area, 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 ...

V05599 - Oracle Report Developer

Hiring Organisation
Outsource
Location
Maidstone, Kent, UK
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 ...

DATA SERVICES ENGINEER

Hiring Organisation
KRS Infotech
Location
London, England, United Kingdom
Milton Keynes. This is a hands-on role combining Oracle APEX development, reporting, and database support, with a strong focus on production stability and performance optimisation. Due to the nature of the project, active UK SC Clearance is mandatory. Key Responsibilities: ● Develop and maintain applications using Oracle APEX ● Design … manage reports using JasperReports or similar tools ● Write and optimise complex SQL queries ● Perform database performance tuning and troubleshooting ● Provide production support (incident management, root cause analysis) ● Monitor systems and ensure high availability of critical applications ● Collaborate with internal teams and stakeholders on data requirements Required Skills & Experience ...