1 to 25 of 59 Remote/Hybrid Performance Tuning Jobs in England

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 ...

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 ...

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 ...

Data Engineer - Celonis

Hiring Organisation
Reed Technology
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
experience with Celonis in a delivery environment. Strong experience with Celonis Data Integration and analysis development. Solid SQL skills (data transformation, optimisation, and performance tuning). Proficiency in Python for data engineering and automation tasks. Good understanding of ETL/ELT processes and data modelling. Experience working within ...

Data Engineer

Hiring Organisation
EMBL-EBI
Location
Saffron Walden, Essex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
storage and retrieval. You will work closely with cross-functional teams to analyse requirements, propose new data pipeline architectures, and implement solutions to improve performance and scalability. The tasks for this post include the following: Analyse existing data pipelines and identify areas for improvement, optimisation, and scalability. Work closely … with Bioinformaticians and annotators to integrate data pipelines with existing systems and applications. Monitor data pipeline performance, troubleshoot issues, and implement solutions to ensure reliability and efficiency. Stay current with industry trends and best practices in data engineering and recommend new technologies or tools to enhance data infrastructure. Document ...

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 ...

Microsoft Fabric Data Engineer

Hiring Organisation
FBI &TMT
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent
senior technical leader, you will own end-to-end data engineering workflows, from ingestion to consumption, while ensuring data quality, governance and performance are built into every layer of the solution. Key Responsibilities: Lead Data Platform Design & Delivery Own the end-to-end design and build of modern data … closely with technical and business teams to translate requirements into robust, production-ready data solutions. Build & Optimise Fabric Data Pipelines Design and implement high-performance data pipelines using Fabric Data Factory, Spark, Pipelines, and other Fabric services. Develop and optimise lakehouse and data warehouse structures using OneLake, Lakehouse ...

Database Administrator (Oracle 11g)

Hiring Organisation
Damia Group Ltd
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £600 per day
support for Oracle 11g databases within a 24 by 7 live service environment Diagnose and resolve incidents, including priority and major incidents Perform database performance tuning and optimisation Manage RMAN backup and recovery processes Support Data Guard and disaster recovery arrangements Implement database changes through controlled change management … production environment Proven expertise in RMAN backup and recovery Experience with Oracle Data Guard Solid SQL and PL SQL capability Experience of performance diagnostics and tuning Experience supporting Oracle on Linux or Unix platforms Familiarity with ITIL aligned service management processes Experience supporting high availability and mission critical ...

Senior KDB+ Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
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 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 Data Engineer - Azure, Microsoft Fabric

Hiring Organisation
Intelligent Talent Solutions Ltd
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
delivery environments using Azure DevOps Mentor junior engineers and support technical best practice Requirements Strong experience in Azure data engineering Advanced SQL skills including performance tuning Experience with Azure Synapse and Azure Data Lake Strong ETL development experience Experience working with Power BI Knowledge of Microsoft Fabric Experience ...

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 ...

Lead Dynamics 365 Developer and Support

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85,000
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 ...

Lead Dynamics 365 Developer and Support

Hiring Organisation
Salt
Location
Slough, Berkshire, UK
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 … management, communication, and problem-solving skills. Desirable Exposure to Copilot and AI-driven tools . ITIL certification or experience working in ITIL environments. xkybehq 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 ...

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 Server DBA

Hiring Organisation
Adecco
Location
Chester, Cheshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £575 per day
dynamic organisation seeking an experienced SQL Database Administrator to join their team. This role is pivotal in maintaining the security, integrity, and performance of the company's database systems. Key Responsibilities: Administer, maintain, develop, and implement policies and procedures for database security and integrity.Design and implement data models, database … designs, and table maintenance codes.Resolve database performance, capacity, replication, and distributed data issues.Manage SQL Server Integrated Services (SSIS), SQL Server Reporting Services (SSRS), and SQL Server Analysis Services (SSAS) effectively.Implement high availability and disaster recovery solutions using clustering, database mirroring, log shipping, and AlwaysOn replication.Perform database performance tuning ...

Senior Web Application Developer ASP.NET MVC 5, C#, & React

Hiring Organisation
PCR Digital
Location
Hammersmith, London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £538/day Inside IR35 to Umbrella
Jira. * Proven track record of delivering features and projects to deadlines while maintaining high standards of quality and reliability. * Understanding of application and database performance tuning, troubleshooting, and optimization techniques. * Comfortable working in small, collaborative teams and taking initiative in managing development tools, environments, and build processes. * Familiarity … development using HTML5, CSS3, JavaScript, and modern React components to maintain the web applications. * Participate in architectural discussions and propose improvements that enhance system performance, scalability, and maintainability. * Collaborate with Digital Product, Technology, and Marketing teams to define, estimate, and deliver features within sprint timelines. * Participate in code reviews ...

SQL Server DBA

Hiring Organisation
Adecco
Location
Chester, Cheshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £575/day
dynamic organisation seeking an experienced SQL Database Administrator to join their team. This role is pivotal in maintaining the security, integrity, and performance of the company's database systems. Key Responsibilities: Administer, maintain, develop, and implement policies and procedures for database security and integrity. Design and implement data models … database designs, and table maintenance codes. Resolve database performance, capacity, replication, and distributed data issues. Manage SQL Server Integrated Services (SSIS), SQL Server Reporting Services (SSRS), and SQL Server Analysis Services (SSAS) effectively. Implement high availability and disaster recovery solutions using clustering, database mirroring, log shipping, and AlwaysOn replication. ...

DevOps Engineer (SC + NPPV3 Cleared)

Hiring Organisation
Syntax Consultancy Ltd
Location
CR0 2TA, Croydon, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£500/day 500/day (Outside IR35)
CloudWatch, KMS, and Amazon Linux 2023. DevOps Tools: Terraform, Jenkins, Docker + Groovy pipelines experience. Scripting: Shell, Python, PowerShell, Perl, Java. PostgreSQL admin, performance tuning, HA, replication, backup/DR, Git, Jira, Confluence, ServiceNow. Monitoring tools: Grafana, Prometheus + Alert Manager. Key Tasks: troubleshooting, root cause analysis ...

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 ...

System Administrator - Hybrid

Hiring Organisation
Exposed Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
play a key part in maintaining, optimising, and scaling critical systems. You’ll collaborate closely with development and operations teams to ensure high availability, performance, and security across the environment. Key Responsibilities Manage and maintain server infrastructure (Linux/Windows environments) Support and optimise cloud platforms, particularly AWS Implement … maintain CI/CD pipelines Monitor system performance, availability, and security Troubleshoot complex infrastructure and networking issues Automate routine tasks using scripting and command-line tools Support deployments and environment configuration Key Skills & Experience Proven experience as a System Administrator or similar role Strong knowledge ...

Data Platform Engineer

Hiring Organisation
Harrington Starr
Location
City of London, London, 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 ...