1 to 25 of 246 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 ...

Vice President, Platform Engineering - Windows SRE

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
self-service* Deliver continuous service improvement by developing Infrastructure as Code* Eliminate manual, repetitive, automatable, tactical tasks that are devoid from value* Improve system performance, make effective use of resources, distribute load and reduce latency* Identify SLO’s (Service Level Objectives) to meet availability and latency objectives* Develop … Microsoft Windows Server internals and related technologies* Excellent skills in managing and maintaining Active Directory, DHCP, DNS, LDAP and Kerberos* Extensive experience in hardware performance monitoring and tuning complex low latency systems.* Agile, Site Reliability Engineering (SRE) and DevOps Principles and practices* Exceptional knowledge of scripting and programming ...

Senior Oracle PL/SQL Developer (Remote)

Hiring Organisation
Integrated Data Services
Location
United States
Employment Type
Permanent
Salary
USD 145,000 Annual
Developers with expert-level command of the Oracle RDBMS, SQL, and PL/SQL. You will be responsible for the architecture, development, and performance optimization of Oracle databases, including complex PL/SQL packages, triggers, types, and data pipelines. We're looking for somebody who is a confident problem … limited to, the following: Oracle database full life-cycle development including data modeling, database architecture, SQL and PL/SQL development, performance tuning, unit testing, and production support. Design and implement efficient, maintainable database solutions for high-volume, web-based applications serving DoD customers. Contribute to architecture decisions ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React … driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React … driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within ...

DevOps Engineer

Hiring Organisation
Infinity Quest
Location
Halifax, England, United Kingdom
Networking & Security: Experience with GCP Cloud Armor, GCP Networking, and embedding secure-by-design controls from design to runtime. • Automation & Observability: Implementing actionable observability, performance tuning, and automation to reduce toil. Defining and operating against SLOs/SLIs. • Scripting & Tooling: Scripting in Bash, PowerShell, or Python. Familiarity with … managing Google resources, ensuring repeatability and compliance. • Security & Compliance: Embed security best practices and controls throughout the platform lifecycle, safeguarding organisational and customer data. • Performance & Reliability: Define, monitor, and operate against service level objectives (SLOs/SLIs), ensuring high availability, performance, and fault tolerance. • Continuous Improvement: Drive automation ...

Senior Data Engineer

Hiring Organisation
Eden James Consulting Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Data Factory and Databricks, replacing legacy SSIS pipelines. Identifying opportunities to harden and automate manual steps within the Finance Close workflow Conduct T-SQL performance tuning across on-prem and cloud environments.Conduct T-SQL performance tuning across on-prem and cloud environments. Collaborate with ...

SQL Database Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Warrington, Cheshire, 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 ...

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 ...

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 ...

Specialist Software Developer B2B Commerce

Hiring Organisation
MCKESSON
Location
Richmond, Virginia, United States
Employment Type
Any
Salary
GBP Annual
best practices in software development, including code reviews, testing, and continuous integration. Support introduction of AI-based testing frameworks and code review automation. Conduct performance tuning and optimization to ensure high availability and scalability of the platform. Implement security best practices to protect sensitive data and ensure compliance … applications Proven experience in designing and developing microservices-based architectures Familiarity with continuous integration/continuous deployment (CI/CD) pipelines Experience with performance tuning and optimization techniques Knowledge of security best practices and industry standards We are proud to offer a competitive compensation package at McKesson ...

Commerce Cloud Developer

Hiring Organisation
Infinity Quest
Location
United Kingdom
scalable, headless eCommerce solutions using SFCC and PWA Kit. You will work closely with architects, business analysts, and cross-functional teams to deliver high-performance storefronts and integrations for enterprise retail platforms. Key Responsibilities Develop and customize Salesforce Commerce Cloud (SFCC) solutions, including PWA-based storefronts. Implement headless architecture … CDNs for real-time data synchronization. Configure and optimize Algolia search , including indexing strategies and fallback mechanisms. Ensure compliance with performance, security, and scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools ...

Salesforce Developer

Hiring Organisation
Infinity Quest
Location
Nottingham, England, United Kingdom
scalable, headless eCommerce solutions using SFCC and PWA Kit. You will work closely with architects, business analysts, and cross-functional teams to deliver high-performance storefronts and integrations for enterprise retail platforms. Key Responsibilities Develop and customize Salesforce Commerce Cloud (SFCC) solutions, including PWA-based storefronts. Implement headless architecture … CDNs for real-time data synchronization. Configure and optimize Algolia search , including indexing strategies and fallback mechanisms. Ensure compliance with performance, security, and scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools ...

SQL Database Administrator

Hiring Organisation
Careerwise
Location
United Kingdom
workloads on Microsoft Azure Manage and support virtualized environments using Hyper-V Implement and maintain backup and recovery solutions using Veeam Perform capacity planning, performance tuning, and query optimization Manage HA/DR solutions (Always On Availability Groups, Failover Clustering, Azure SQL MI) Ensure security, compliance, and access … experience with Azure Cloud , including: Azure SQL (IaaS & PaaS) Azure Virtual Machines Azure Storage, Backup, and Monitoring Experience with Veeam Backup & Replication Expertise in performance tuning, indexing, and troubleshooting Strong scripting skills ( PowerShell, T-SQL ) ⭐ Nice to Have Experience with Azure DevOps/CI-CD pipelines Infrastructure ...

Senior Database Architect

Hiring Organisation
The Recruitment Company
Location
Galway, Ireland, Galway County, Republic of Ireland
Employment Type
Temporary
Salary
£600 - £650/day
from concept through to production Build scalable APIs, backend services, and user-facing components Develop and optimise database solutions, including schema design, queries, and performance tuning Build and maintain data pipelines to process and transform large datasets Deploy and manage applications and databases within AWS environments Collaborate with … cloud-based database technologies Solid understanding of object-oriented programming and scalable system design Experience with data pipelines, ETL processes, or database performance tuning is advantageous If you are interested, click apply or send your cv to (url removed ...

Data Platform Solution Architect

Hiring Organisation
MarkJames 🌍
Location
Essex, England, United Kingdom
scalable, cloud-native data platforms in Basildon . This role will focus on building modern lakehouse architectures leveraging AWS and Snowflake, ensuring high performance, reliability, and governance across enterprise data ecosystems. Key Responsibilities Design and deliver end-to-end data platform architecture using Snowflake, AWS, and modern lakehouse principles … blueprints Architect and optimise data pipelines using Airflow/MWAA and dbt Define and implement data lakehouse solutions using Apache Iceberg and S3 Lead performance tuning across Snowflake, Airflow, and Iceberg environments Ensure platform reliability, observability, and scalability Drive adoption of cloud-native design patterns and best practices ...

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 ...

Data Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
move toward predictive analytics and ML Ops workflows. Role The Data Engineer will own and assess the Snowflake platform, proposing and executing optimisation around performance, cost, scalability, and architecture improvements. Lead DBT development and maintenance, with emphasis on test frameworks, transformation efficiency, and eliminating redundant or resource-heavy flows … maintain CI/CD pipelines to automate reliable deployment of data transformations. Provide deep insight into Snowflake infrastructure, including cost and pricing models, performance tuning, and resource governance. Support ML Ops/predictive analytics operationalisation - managing updates, performance monitoring, and change rollout rather than building models from ...

Oracle Analytics Consultant - SC cleared - £400 outside IR35

Hiring Organisation
RP Recruitment Ltd
Location
Andover, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
Up to £400 per day
solutions , including data modelling Develop OAS dashboards and reports for business insights Provide production support and resolve data/ETL/reporting issues Perform performance tuning across RPD, ODI, queries, and reports Maintain technical documentation and best practices Required Skills & Experience Strong hands-on experience with Oracle Analytics … Proven expertise in RPD development and modelling Solid experience with Oracle Data Integrator (ODI) Strong background in data warehousing and ETL processes Experience in performance tuning and troubleshooting Ability to work independently in a secure, client-facing environment ...

SQL Engineer

Hiring Organisation
DGH Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
business needs. * Support the migration of associated Windows Server estates * Ensure secure, stable and compliant transitions aligned with end of life timelines. * Conduct troubleshooting, performance tuning, and post migration validation work. * Produce clear migration documentation, runbooks, and operational handover materials. * Collaborate with technical leads, infrastructure teams, and wider … later versions (SQL 2022; SQL 2025). * Strong understanding of SQL Server architecture, clustering, HA/DR, AlwaysOn, performance tuning, and security. * Demonstrated ability to analyse large, complex estates and identify hidden/unknown instances. * Experience migrating associated Windows Server platforms (2016/2019). * Ability to work ...

Camunda Devops Lead

Hiring Organisation
Capgemini
Location
London Area, United Kingdom
configuration and system maintenance Observability Monitoring Reliability Implement comprehensive monitoring logging and alerting frameworks to ensure high platform availability and rapid incident response Conduct performance tuning capacity planning and proactive issue resolution for mission critical systems Establish operational runbooks readiness checklists and best practices for platform reliability Security … Specialized Experience in Camunda Successfully deployed supported and automated Camunda platform operations using DevOps best practices including CICD pipelines for Camunda workflows platform monitoring performance tuning and end to end automation of Camunda based process application We are a Disability Confident Employer: Capgemini is proud ...

Senior Database Architect

Hiring Organisation
The Recruitment Company
Location
Galway, Ireland, Galway County, Republic of Ireland
Employment Type
Temporary
Salary
£600 - £650/day
from concept through to production Build scalable APIs, backend services, and user-facing components Develop and optimise database solutions, including schema design, queries, and performance tuning Build and maintain data pipelines to process and transform large datasets Deploy and manage applications and databases within AWS environments Collaborate with … cloud-based database technologies Solid understanding of object-oriented programming and scalable system design Experience with data pipelines, ETL processes, or database performance tuning is advantageous If you are interested, click apply or send your cv to (url removed ...

Database Administrator

Hiring Organisation
4M Recruitment
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£60000 - £67000/annum
responsible for the design, implementation, management and maintenance of database systems ensuring they operate efficiently, securely and reliability. This will include database management, performance tuning, backup and recovery, upgrade, patch management and trouble shooting. The ideal candidate will have the following skills and experience: Oracle and PostgreSQL databases … Database management, performance tuning, backup and recovery, upgrade, patch management Problem solver Excellent attention to detail Good team player Relevant certifications (e.g., Oracle Certified Professional, Microsoft Certified: Azure Database Administrator) is a plus but not essential. Salary: £55,000 - £62,000 Car Allowance: £5000 Excellent company benefits including ...

Mainframe Developer – CICS / z/OS

Hiring Organisation
N Consulting Global
Location
London Area, United Kingdom
both online (CICS) and batch processing environments Perform debugging, root cause analysis, and resolution of production issues/abends Optimize SQL queries and DB2 performance tuning Work with schedulers such as Control-M/CA7/TWS Participate in application modernization initiatives including API enablement and cloud integration … VSAM MQ Series Experience with tools: Endevor/ChangeMan File-AID Expeditor/Xpediter Abend-AID SDSF/SPUFI/QMF Strong troubleshooting and performance tuning skills Experience in production support and incident management ...

Technical Lead / Solution Architect (PHP & AWS)

Hiring Organisation
HTC Global Services Inc
Location
Phoenix, Arizona, United States
Employment Type
Permanent
Salary
USD Annual
integration patterns for identity, GIS, and cloud services Define service interactions, data flows, and system boundaries Guide database schema strategy, caching design, and query performance tuning Ensure proper environment synchronization, audit trails, and change tracking Security, DevSecOps & Governance Define security architecture aligned with OWASP and data confidentiality requirements … modern frameworks (CodeIgniter 4, Laravel, or Symfony) and RESTful APIs Strong knowledge of relational databases (SQL Server or PostgreSQL), including schema design and performance tuning Experience with analytical data platforms, caching (Redis), and ETL pipelines Hands-on experience with AWS cloud services (EC2, RDS, S3, VPC, CloudWatch, Secrets ...