1 to 25 of 106 Remote/Hybrid Permanent Performance Tuning Jobs

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 ...

SQL Server and Data Platform Engineer

Hiring Organisation
Clarksons
Location
London Area, United Kingdom
Azure SQL, Cosmos DB, Azure Data Factory, and Power BI. What You’ll Do Manage and support SQL Server environments (including Always On, upgrades, performance tuning, HA/DR) Improve how data moves through the platform using Azure Data Factory and related tools Build automation and CI/… make data more reliable and easier to use What We’re Looking For Strong SQL Server experience in production environments Good understanding of performance tuning, indexing, and high availability Experience with upgrades, backups, and disaster recovery Some exposure to Azure SQL or cloud data platforms Interest in automation ...

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 … Foundry-based application development. 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 Java Developer - AVP

Hiring Organisation
Tenth Revolution Group
Location
Glasgow, Scotland, United Kingdom
initiative focused on transforming the firm’s inventory management platforms . In this pivotal role, you will design and implement scalable, low-latency, high‐performance services that underpin critical functions including funding, liquidity, and regulatory reporting . You will contribute to the evolution of our microservices architecture , drive SAFE … agile processes. Work closely with cross-functional teams across regions to support funding, liquidity, and regulatory use cases. Ensure solutions meet high standards of performance, accuracy, completeness, and timeliness. What We’re Looking For Essential Experience Extensive hands-on experience with Java , low-latency server-side engineering. Experience with ...

Senior KDB+ Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Slough, Berkshire, UK
London, UK (Hybrid) Job Type: Contract - Inside IR35 Role Overview We are seeking an experienced Senior KDB+ Developer to design, develop, and optimize high-performance data platforms built on kdb+. The ideal candidate will have deep expertise in kdb+ tick architecture, performance tuning at scale, and close … promoting best practices across the team. Key Responsibilities Design, develop, and maintain kdb+ tick systems, with strong understanding of data organisation, schema design, and performance implications of different architectural approaches. Build and operate solutions handling large-scale, high-frequency datasets, ensuring low latency, high throughput, and efficient memory usage. ...

Senior Site Reliability Engineer

Hiring Organisation
Addition
Location
Hampshire, England, United Kingdom
Join a forward-thinking technology business delivering secure, high-performance solutions into Defence and National Security. As a Senior Site Reliability Engineer, you’ll play a key role in building resilient platforms that keep critical systems running smoothly. Role Overview: Location: Hampshire (Hybrid) Package: Competitive salary + bonus … management systems Embedding automation and DevOps best practices across environments Collaborating with engineers, developers, and stakeholders to deliver robust solutions Driving platform optimisation, performance tuning, and system reliability Carrying out security assessments, vulnerability checks, and system hardening Building and maintaining automation tooling using modern frameworks Troubleshooting complex issues ...

Senior SQL Developer

Hiring Organisation
Harvey Nash
Location
England, United Kingdom
part of a wider stack. You will be the subject-matter expert for SQL Server in a high-traffic, 24/7, performance-critical environment. The Role You’ll design, optimise and own mission-critical SQL Server databases powering large-scale, high-volume systems. You will: • Design and optimise … complex T-SQL stored procedures, functions, views and triggers • Own performance tuning (indexing strategies, execution plans, partitioning, statistics) • Conduct deep root-cause analysis on production performance issues • Contribute to schema design, capacity planning and lifecycle management • Ensure data integrity, security and compliance best practices • Collaborate closely with ...

Lead Dynamics 365 Developer and Support

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £87,000 per annum
security standards. Support Provide 2nd and 3rd line support across Dynamics CRM applications. Manage incidents, service requests, and changes following ITIL processes. Monitor CRM performance and proactively resolve operational issues Skills & Experience Required Essential Proven technical expertise in Dynamics 365 CE configuration and customisation. Hands-on with Power Platform … stakeholder management, communication, and problem-solving skills. Desirable Exposure to Copilot and AI-driven tools . ITIL certification or experience working in ITIL environments. Performance tuning and data migration expertise. *Rates depend on experience and client requirements ...

Dev Ops Engineer

Hiring Organisation
Capita Shared Services Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Understanding of security, compliance, and access control Quality, Testing & Monitoring Experience with: Automated testing approaches (unit/UI testing) Pipeline monitoring and troubleshooting Performance tuning and optimisation of CRM solutions Leadership & Collaboration Proven ability to lead technical design and delivery Strong stakeholder engagement and communication skills Experience mentoring ...

Senior Data Analyst

Hiring Organisation
BOSS Professional Services LTD
Location
Kingston Upon Thames, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £85,000 per annum
modelling, and system integration. Advanced SQL skills and experience building and maintaining ETL pipelines. Advanced Power BI expertise, including DAX, dataflows, model optimisation, and performance tuning. Proven experience extracting and working with data from Azure, Salesforce, and ITSM platforms. Strong understanding of service delivery and operational metrics (SLAs, KPIs ...

Manager Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
critically significant component of our infrastructure that underpins secure authentication across to our customers.This is a rare opportunity to work on a high-performance, low-latency, and highly resilient system at scale, with direct impact on the security and reliability of financial services used globally.What You’ll be doing … ensure robust observability, automated recovery, and zero-downtime deployments via Gitlab pipeline, Terraform and DevSecOps practices.* Drive architectural decisions and mentor engineers in performance tuning, resilient design, and secure coding practices.* Contribute to incident response and postmortems, continuously improving system reliability.What You'll bring:* Experience in managing engineers ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
City of London, London, United Kingdom
trusted backend partner for Product and Platform teams. Within 12 months, you will: Confidently own and evolve multiple backend systems. Improve database performance and background job efficiency. Reduce operational risk across TOC integrations. Strengthen CI/CD reliability and deployment confidence. Contribute to longer-term backend architecture improvements … party integrations, ensuring reliable and secure data exchange. Infrastructure Collaboration: Work with the Platform team on AWS-based deployments and CI/CD processes. Performance & Reliability: Optimise background processing and database performance to maintain system stability. Incident Response: Support investigation and resolution of production issues. Cross-Functional Collaboration ...

SQL Database Developer

Hiring Organisation
WR Logistics
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
build, and optimise database solutions that power business-critical systems. Develop and maintain high-quality T-SQL (procedures, views, functions, indexes) Diagnose and fix performance issues using execution plans and query tuning Optimise transactional systems, reporting, and integrations Support structured database changes across Dev, Test, and Production Work … with release/CI processes to deliver safe, reliable deployments Troubleshoot complex data and performance issues Help improve database standards and practices Essential: 5+ years' SQL Server development experience Strong T-SQL and performance tuning skills Solid database design knowledge Experience managing changes across environments Strong problem ...

Database Administrator

Hiring Organisation
Reed Technology
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£60,000
databases on a 24/7, 365 basis , operating at Tier 3-4 level . You'll play a key role in ensuring: Database performance, availability, and stability Seamless integration with customer systems A reliable, high-quality experience for end users You'll also act as a trusted technical …/7 production environment Act as Tier 3-4 escalation for complex incidents and availability issues Analyse existing infrastructure and proactively improve performance and resilience Install, configure, and deploy systems into customer environments Support data migrations and system integrations Identify and implement automation, scripting, and process improvements Perform root ...

SQL Server Database Developer

Hiring Organisation
Davies Turner
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
role in designing, building, and improving database solutions that underpin our business-critical applications and integrations. The role is focused on database development and performance, working closely with application and integration teams in a collaborative environment. This role is primarily development focused (database code, schema, data design, performance … Developer - Key Responsibilities: - Design, develop and maintain high-quality T-SQL including stored procedures, views, functions, tables, and indexes - Proactively analyse and resolve database performance bottlenecks using execution plans, indexing strategies, and query refactoring - Optimise high-volume transactional queries, reporting workloads, and data integration jobs - Design and support scalable ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
United Kingdom
Senior Software Engineer (C++) 📍 Remote (UK/Europe) 🏦 High-Performance Trading Systems 💰 Up to £180k + bonus + equity We’re hiring a Senior C++ Engineer to work on the systems that sit at the heart of a global trading platform. This is a backend, systems-focused role centred … around performance-critical engineering — building the infrastructure that enables fast, reliable, and secure execution at scale. 🚀 The Role You’ll be working on the core framework and performance-critical components that underpin the trading engine. Your responsibilities will include: Designing and building low-level systems that support high ...

Data Platform Engineer

Hiring Organisation
Harrington Starr
Location
London Area, United Kingdom
built on large SQL Server data estates, making strong SQL expertise non-negotiable. You will play a key role in modernising core systems, improving performance and reliability, and delivering scalable services for the next generation of our platform. This role is ideal for engineers who can work confidently across … implement backend services using modern programming languages (Python or C#) Support and enhance existing legacy platforms, identifying opportunities for iterative modernisation Improve query performance through indexing strategies, query optimisation, and data processing efficiency Enhance platform reliability through automation, monitoring, and operational improvements Build and maintain services deployed within ...

SQL Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£40,000
data engineering, and BI within a single role Hands-on experience with production databases and live data systems Opportunities to develop strong SQL and performance tuning skills Gradual increase in responsibility and technical ownership Experience working with business stakeholders and real reporting needs Exposure to modern data platforms ...

Principal Engineer

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
productivity. 5. Establish engineering excellence across teams Champion high engineering standards: clean architecture, CI/CD automation, observability, testing strategies, release processes, telemetry, performance tuning and secure-by-design principles. 6. Lead platform performance, reliability & offline capability Ensure the mobile environment performs reliably in challenging field conditions … poor signal, offline mode), with focus on failover behaviours, caching, performance profiling and user trust. 7. Influence and steward Security, SRE, Quality and Platform wide capabilities Shape quality, resilience, and security strategies across teams-ensuring teams adopt shift left testing, strong security hygiene, consistent observability, and reliable operational processes. ...

Senior Software Engineer

Hiring Organisation
Harrington Starr
Location
London Area, United Kingdom
modern systems, high standards, and sustainable delivery. The role This is a senior engineering opportunity within a specialist Site Reliability Engineering team focused on performance, uptime, and operational excellence across a business-critical trading platform. The role combines software engineering with reliability engineering. You’ll be involved in designing … What you will do Build tools, automation, and internal services that improve platform reliability Implement monitoring, telemetry, and observability standards across distributed systems Analyse performance across application, OS, and network layers to identify bottlenecks Help define and improve SLOs/SLAs for critical services Support engineering teams with architecture ...

Sr. Database Site Reliability Engineer (DB SRE)

Hiring Organisation
MCKESSON
Location
Columbus, Ohio, United States
Employment Type
Any
Salary
GBP Annual
unable to provide sponsorship for this role presently or in the future. Key Responsibilities Own and continuously improve the reliability, availability, and performance of Azure PostgreSQL platforms across dev, stage, and prod Design, build, and operate cloud database infrastructure using Infrastructure as Code (Terraform) Apply SRE principles to stateful … using enterprise monitoring tools (e.g., Datadog) Lead incident response for database-related production issues and participate in on-call rotations Troubleshoot complex issues across performance, replication, connectivity, failover, and permissions Define and validate high availability, backup, restore, disaster recovery, and point-in-time recovery (PITR) strategies Enforce least-privilege ...

Senior Principal Engineer

Hiring Organisation
Sky
Location
England, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
cloud-agnostic, AI-ready future Assurance & Excellence: Embed rigorous validation, profiling, reconciliation, and automated testing into all engineering work; lead monitoring, observability, and performance optimisation to ensure resilient, reliable data products. Strategic Influence: Partner with architects, product leaders, and senior stakeholders to shape roadmaps and platform direction. Work collaboratively … 8+ knowledge, and CI/CD experience (ideally with Jenkins). Advanced SQL: Master-level proficiency in SQL (ideally BigQuery ), with strong optimisation and performance-tuning skills. Experience following coding standards and performing peer code reviews. Data Modelling & Insight: Strong capability in designing intuitive, scalable data models ...

Senior Cloud Data Engineer

Hiring Organisation
Sky
Location
Edmonton, Cornwall, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
cloud-agnostic, AI-ready future Assurance & Excellence: Embed rigorous validation, profiling, reconciliation, and automated testing into all engineering work; lead monitoring, observability, and performance optimisation to ensure resilient, reliable data products. Strategic Influence: Partner with architects, product leaders, and senior stakeholders to shape roadmaps and platform direction. Work collaboratively … 8+ knowledge, and CI/CD experience (ideally with Jenkins). Advanced SQL: Master-level proficiency in SQL (ideally BigQuery ), with strong optimisation and performance-tuning skills. Experience following coding standards and performing peer code reviews. Data Modelling & Insight: Strong capability in designing intuitive, scalable data models ...

Senior Principal Engineer

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
cloud-agnostic, AI-ready future Assurance & Excellence: Embed rigorous validation, profiling, reconciliation, and automated testing into all engineering work; lead monitoring, observability, and performance optimisation to ensure resilient, reliable data products. Strategic Influence: Partner with architects, product leaders, and senior stakeholders to shape roadmaps and platform direction. Work collaboratively … 8+ knowledge, and CI/CD experience (ideally with Jenkins). Advanced SQL: Master-level proficiency in SQL (ideally BigQuery ), with strong optimisation and performance-tuning skills. Experience following coding standards and performing peer code reviews. Data Modelling & Insight: Strong capability in designing intuitive, scalable data models ...