1 to 25 of 246 Performance Tuning Jobs

AWS Database Architect - Cleared

Hiring Organisation
RightDirection Technology Solutions
Location
Washington, Washington DC, United States
Employment Type
Permanent
Salary
USD Annual
skilled AWS Database Architect to design, implement, optimize, and maintain cloud-native database solutions in AWS. This role is responsible for ensuring high availability, performance, scalability, and security of enterprise data platforms. The ideal candidate has strong experience with AWS-managed database services and a deep understanding of database … architecture, performance tuning, and operational excellence in cloud environments. The position is 100% onsite and full-time, Monday-Friday with standard office hours. Key Responsibilities: Experience working in C2E/C2S AWS Design and implement scalable, secure, and highly available database architectures in AWS Deploy and manage ...

Senior MongoDB Engineer

Hiring Organisation
Tanantech
Location
Wolverhampton, West Midlands, United Kingdom
Employment Type
Permanent
ingestion, multi-stage workflows, and external integrations. We are looking for a hands-on Senior MongoDB Engineer with deep experience in database design, performance tuning, and cluster management within AWS cloud environments. This role requires someone who has worked extensively on production-grade MongoDB clusters, ensuring high availability … performance, and resilience in distributed systems. Senior MongoDB Engineer Key Responsibilities: MongoDB Architecture & Engineering Design and implement scalable MongoDB data models (schema design) for: Build and manage MongoDB clusters (replica sets & sharded clusters) Performance Tuning & Optimization Perform advanced query optimization and indexing strategies Proactively identify and resolve ...

Senior Oracle Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Glasgow, UK
Employment Type
Full-time
ensure high-quality, scalable applications. You will also contribute to solution design, provide technical leadership, and mentor team members while ensuring best practices in performance tuning and data architecture.What you'll need to succeed Strong hands-on experience in Oracle SQL development Proven expertise in PL/… Forms and Reports (10g/11g) Solid understanding of Data Warehousing concepts and Oracle Database 19g Experience in query optimisation and PL/SQL performance tuning/industrialisation Working knowledge of Oracle Jobs (creation, scheduling, monitoring, and auditing) Ability to independently manage SDLC activities Strong understanding of Entity ...

Senior Oracle Developer

Hiring Organisation
Hays Technology
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day c. £550 per day
ensure high-quality, scalable applications. You will also contribute to solution design, provide technical leadership, and mentor team members while ensuring best practices in performance tuning and data architecture. What you'll need to succeed Strong hands-on experience in Oracle SQL development Proven expertise in PL/… Forms and Reports (10g/11g) Solid understanding of Data Warehousing concepts and Oracle Database 19g Experience in query optimisation and PL/SQL performance tuning/industrialisation Working knowledge of Oracle Jobs (creation, scheduling, monitoring, and auditing) Ability to independently manage SDLC activities Strong understanding of Entity ...

Senior SQL Developer

Hiring Organisation
Damia Group Ltd
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
successful candidate will work on complex database systems supporting real-time data processing, reporting, and business intelligence. Responsibilities Design, develop, and maintain high-performance SQL queries, stored procedures, and functions . Work with large, transactional databases and optimise SQL code for performance and scalability. Collaborate with data engineers … tasks to feed analytics platforms. Troubleshoot and resolve database issues, ensuring data integrity, security, and availability . Assist in data modelling, schema design, and performance tuning across multiple environments. Maintain clear technical documentation and follow best practices for version control and deployment . Required Skills & Experience Strong experience ...

Principal Engineer (AWS & Java)

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … System Performance Take a leading role in defining, implementing, and validating non‐functional requirements, including system latency, throughput, scalability, and reliability. Drive solutions for cloud scaling and capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data ...

SQL DBA

Hiring Organisation
Harvey Nash
Location
Edinburgh, UK
Employment Type
Full-time
hands-on experience with Cosmos DB to join the clients engineering team. The successful candidate will play a key role in optimising the performance, reliability, and scalability of our mission-critical databases that support a large legacy application currently experiencing latency challenges. This role involves both strategic improvements … tactical performance tuning, ensuring that our data platform evolves while continuing to support existing business processes effectively. Main Duties: Database Operations Administer, configure, and support SQL Server environments across development, test, and production. Manage, optimise, and monitor Azure Cosmos DB workloads, ensuring cost-effective, scalable performance. Perform proactive ...

SQL DBA

Hiring Organisation
Harvey Nash
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£450 per day
hands-on experience with Cosmos DB to join the clients engineering team. The successful candidate will play a key role in optimising the performance, reliability, and scalability of our mission-critical databases that support a large legacy application currently experiencing latency challenges. This role involves both strategic improvements … tactical performance tuning, ensuring that our data platform evolves while continuing to support existing business processes effectively. Main Duties: Database Operations Administer, configure, and support SQL Server environments across development, test, and production. Manage, optimise, and monitor Azure Cosmos DB workloads, ensuring cost-effective, scalable performance. Perform proactive ...

Linux Infrastructure Engineer eDV Cleared

Hiring Organisation
Bulb Resourcing
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
maintain, and scale secure, resilient Linux environments across physical, virtual, and cloud platforms. Acting as a subject matter expert, you will drive automation and performance tuning to support business-critical services. This permanent, on-site role requires a green badge (eDV) Security Clearance to work high side. About … servers across physical, virtual, and cloud platforms. Automate infrastructure provisioning and configuration management using tools such as Ansible, Puppet, or Terraform. Perform system monitoring, performance tuning, and capacity planning to ensure high availability. Troubleshoot and resolve complex infrastructure and OS-level issues, conducting thorough root cause analysis. Manage ...

Lead Data Engineer

Hiring Organisation
Human Fertilisation & Embryology Authority
Location
London, E20 1JQ, United Kingdom
Salary
£54500.00 to £62500.00
Register database. This role is accountable for the strategic and operational stewardship of HFEAs key databases, including The Register, with responsibility for performance, security, availability, integrity and continuous improvement. Working closely with IT and business stakeholders, the postholder will lead the planning and delivery of upgrades and migrations … daily operational assurance of SQL Agent jobs, PRISM failed tables and Service Broker queues, driving timely remediation and continuous improvement. Lead weekly performance and reliability reviews of PRISM indexing, deadlocks, SQL Server health and automated maintenance tasks, identifying trends, risks and preventative actions. Own the triage and resolution ...

Software Engineer

Hiring Organisation
SS8
Location
Kingston Upon Thames, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
visualize the critical intelligence that gives law enforcement, intelligence agencies, and emergency services the real-time insights that help save lives. Our high performance, flexible, and future-proof solutions also enable mobile network operators to achieve regulatory compliance with minimum disruption, time, and cost. SS8 is trusted … with 4 years of experience to join our core engineering team. This role is firmly focused on hands-on C++ development, working on high-performance, high-volume data processing systems in telecom and similar environments. You will collaborate with experienced engineers, contribute to real-world systems, and progressively take ...

Principal Engineer - Platform Enablement

Hiring Organisation
Jobleads-UK
Location
Windsor, England, United Kingdom
productivity. Establish engineering excellence across teams: champion high engineering standards including clean architecture, CI/CD automation, observability, testing strategies, release processes, telemetry, performance tuning, and secure‐by‐design principles. Lead platform performance, reliability & offline capability: ensure the environment performs reliably in challenging field conditions such … Experience working in product‐led organisations and cross‐functional teams. Core Competencies Architectural design and pattern creation. CI/CD, observability, testing, release management. Performance tuning, caching, offline capabilities. Security hygiene, SRE practices, resilience. AI evaluation, monitoring, responsible lifecycle management. #J-18808-Ljbffr ...

Senior Linux/Oracle DBA

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
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 ...

Infrastructure Engineer

Hiring Organisation
Searchability NS&D
Location
Epsom, England, United Kingdom
environments at enterprise scale Leading implementation and optimisation of Nutanix clusters across hybrid infrastructure Providing L2/L3 support for Nutanix platforms, including performance tuning and issue resolution Contributing to HLD/LLD design for Nutanix-based infrastructure solutions Supporting lifecycle activities including upgrades, patching and platform enhancements … Working closely with infrastructure teams to ensure resilient, scalable Nutanix deployments Troubleshooting complex Nutanix performance, storage and virtualisation issues Producing clear technical documentation and operational runbooks Essential Skills & Experience Strong hands-on experience with Nutanix HCI in enterprise environments (L2/L3 level) Proven experience designing and implementing Nutanix ...

Microsoft SQL Database Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Knutsford, England, United Kingdom
world's largest financial institutions. What You'll Do Lead SQL Engineering - Solve complex SQL Server 2016-2022 challenges across availability, tuning, performance, and architecture. Shape the MSSQL SRE practice - Influence standards, patterns, SLIs/SLOs, and operational models for the SQL estate. Act as the top technical … product, engineering, and platform teams to deliver resilient, scalable database services. What You'll Bring Deep Microsoft SQL Server expertise (SQL 2016-2022) across performance tuning, HA/DR, internals, and enterprise‐scale architecture. Strong SRE mindset - SLIs/SLOs, error budgets, automation‐first thinking, and reliability engineering. ...

Senior Software Engineer (UK) in London - MineHub

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
London, United Kingdom Posted: 10 months ago This is a job posted by our partner Jooble Tech stack Architecture Python refactoring TypeScript Software Engineer Performance tuning Django Company MineHub offers an open, enterprise‐grade platform designed for digital trade that enhances efficiency, security, and responsibility within the mining … scalable software solutions using Python/Django (legacy) and TypeScript (future). Proactively optimize and modernize systems through tech debt reduction, code refactoring, performance tuning, and ... Compensation Competitive Role type Full time Visa sponsorship Not provided #J-18808-Ljbffr ...

Oracle Developer

Hiring Organisation
Expleo Group
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
applications built on Oracle technologies. This role focuses on maintaining and improving existing systems, resolving production issues, implementing enhancements, and ensuring the stability and performance of Oracle-based business applications. The ideal candidate will have strong hands-on expertise in Oracle Database 19c, PL/SQL, and application maintenance … constraints. Support data fixes, data migration, and data validation activities in production and non-production environments. Ensure database code aligns with best practices, performance standards, and security guidelines. Application Maintenance & Production Support Provide day-to-day support and maintenance for Oracle-based applications across multiple environments. Troubleshoot and resolve ...

Production DBA

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Glasgow, UK
Employment Type
Full-time
building, testing, deploying, and maintaining enterprise database systems Acting as a lead DBA, providing expert technical guidance to stakeholders and project teams Optimising database performance through tuning and monitoring Developing and managing backup and recovery strategies Supporting live environments and ensuring service levels are maintained Maintaining database security … database management systems and database design (logical and physical) Hands-on expertise with Oracle (10g or above) and strong SQL capability Experience in database performance tuning, backup, and recovery Demonstrated ability to deliver and support large-scale database systems Strong analytical, problem-solving, and stakeholder communication skills Ability ...

Production DBA

Hiring Organisation
Hays Technology
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
building, testing, deploying, and maintaining enterprise database systems Acting as a lead DBA, providing expert technical guidance to stakeholders and project teams Optimising database performance through tuning and monitoring Developing and managing backup and recovery strategies Supporting live environments and ensuring service levels are maintained Maintaining database security … database management systems and database design (logical and physical) Hands-on expertise with Oracle (10g or above) and strong SQL capability Experience in database performance tuning, backup, and recovery Demonstrated ability to deliver and support large-scale database systems Strong analytical, problem-solving, and stakeholder communication skills Ability ...

Data Platform Engineer

Hiring Organisation
London & Country Mortgages
Location
United Kingdom
Employment Type
Full Time
environments to a modern, cloud-first Azure ecosystem. This is a hands-on engineering role with significant influence. You'll own the reliability, security, performance and continuous improvement of our data platforms while helping shape the architecture, tooling and operational practices that support the next generation of data … opportunity to: Lead the transformation of our data platform towards Azure and Microsoft Fabric. Influence engineering standards, platform strategy and best practices. Solve complex performance, scalability and resilience challenges. Drive automation, observability and operational excellence. Work with modern cloud technologies in a highly regulated environment where reliability and security ...

Data Platform Engineer

Hiring Organisation
London & Country Mortgages
Location
United Kingdom
Employment Type
Permanent
environments to a modern, cloud-first Azure ecosystem. This is a hands-on engineering role with significant influence. You'll own the reliability, security, performance and continuous improvement of our data platforms while helping shape the architecture, tooling and operational practices that support the next generation of data … opportunity to: Lead the transformation of our data platform towards Azure and Microsoft Fabric. Influence engineering standards, platform strategy and best practices. Solve complex performance, scalability and resilience challenges. Drive automation, observability and operational excellence. Work with modern cloud technologies in a highly regulated environment where reliability and security ...

Head of Data Engineering

Hiring Organisation
Sussex Community NHS Foundation Trust
Location
Brighton, BN2 3EW, United Kingdom
Salary
£79504.00 to £91609.00
pivotal senior leadership role responsible for ensuring the Trust's data warehouse provides high-quality, reliable and timely data to support clinical care, operational performance and strategic decision-making. You will lead the design, delivery and optimisation of data pipelines, integrations and data models, ensuring our platforms are scalable … platforms, data pipelines and data models to support operational, clinical and strategic decision-making. Managing and developing the data engineering workforce , including line management, performance management, capability building and workforce planning. Establishing and assuring engineering standards, governance and quality for data platforms, working closely with Information Governance, Digital ...

Cloud Data Architect - AWS

Hiring Organisation
Quantiphi
Location
United Kingdom
Architect and implement scalable, secure, and highly available data platforms on AWS. Drive schema conversion and modernization strategies (heterogeneous migrations where applicable). Optimize performance of source and target systems pre- and post-migration. Manage and govern S3-based data lakes and metadata using Glue Data Catalog. Collaborate with … working with S3-based data lakes and Glue Data Catalog. Strong understanding of CDC, transaction consistency, and migration cutover strategies. Hands-on experience with performance tuning, schema design, and query optimization. Proficiency in Python/PySpark and scripting (Shell/Python). Experience with Oracle, SQL Server, MySQL ...

Senior Backend Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
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 … with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based workflows. Experience with API versioning, security, documentation strategies, and automated testing. Strong ...

Senior Data Engineer

Hiring Organisation
Winsearch
Location
Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 68 Hourly
highly secure engineering and technology programme seeking an experienced Senior Data Engineer to support the design, development and delivery of secure, scalable and high-performance data solutions within a regulated environment. This role will focus heavily on the Elastic Stack and Apache NiFi, supporting enterprise-scale data ingestion, transformation … pipelines - Ensure high standards of data quality, integrity and traceability across all systems Elastic Stack & Platform Management - Configure, optimise and maintain Elasticsearch clusters for performance and resilience - Develop and maintain Logstash pipelines for efficient data processing - Create dashboards and visualisations within Kibana to support operational and strategic reporting - Monitor ...