26 to 50 of 71 Remote/Hybrid Performance Tuning Jobs

Production Engineer (SQL & Cloud Support)

Hiring Organisation
Appcast
Location
London, UK
databases, cloud infrastructure (AWS), system troubleshooting, and production support. You will work closely with customers, internal engineering teams, and operations to ensure system stability, performance, and reliability.Key ResponsibilitiesProvide production and application support for live systemsManage and maintain Microsoft SQL Server databasesTroubleshoot performance issues, database errors, and system outagesPerform … Science or related field5+ years of experience in Production Support, Application Support, DBA, or Engineering SupportStrong hands-on experience with:Microsoft SQL Server & SQLDatabase performance tuning and troubleshootingWindows and/or Linux environmentsExperience with:Patching, upgrades, and migrationsCloud platforms, preferably AWSStrong problem-solving and communication skillsNice to HaveExperience ...

Senior Software Engineer - Graph Analytics for Snowflake

Hiring Organisation
Neo4J
Location
London, UK
Employment Type
Full-time
effective in both.A genuine DevOps mindset: comfortable owning build pipelines, container images, releases, and the operational side of a product.Experience designing software for performance, scalability, and predictable cost on cloud infrastructure.Bonus PointsHands-on experience with Snowflake, especially Native Apps, Snowpark Container Services, or building stored procedures and UDFs … Trivy, etc.).Understanding of graph theory and graph algorithms (centrality, community detection, pathfinding, embeddings), or strong curiosity to learn them.Background in distributed systems, JVM performance tuning, or columnar/analytical query engines.Experience working in a distributed, remote-first team and shipping to enterprise customers.#Li-HybridWhy Join Neo4j Neo4j ...

Cloud Operations Database Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
with product delivery teams to support query optimisation and deployment activities. 90 Days Operate independently across the full scope of the role: database administration, performance optimisation, incident response, security protocols, backup and recovery, and cost monitoring. Contribute meaningfully to the team's continuous improvement agenda and begin sharing your … impact customers Quality and coverage of automation scripts and operational documentation Qualifications Essential Familiarity with relational databases including MS SQL, MySQL, and PostgreSQL - administration, performance tuning, and troubleshooting Scripting experience for task automation using PowerShell, Bash, Python, or Ruby Experience with applications deployed on AWS or Azure, including ...

SQL Developer

Hiring Organisation
Tria
Location
London, United Kingdom
Employment Type
Contract
solutions within a complex enterprise environment. Essential Skills Strong Oracle PL/SQL development experience. IBM DataStage ETL development expertise. Advanced SQL development and performance tuning skills. Data warehousing and data integration experience. Experience working with large datasets in enterprise environments. Strong analytical and problem-solving skills. Desirable ...

Head of Data & Analytics - Leading Edge - Financial Services (FinTech Start-up)

Hiring Organisation
Remote Recruit Services Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £130,000 per annum
data platform. Responsibilities include: Designing ETL and ELT pipelines Change Data Capture (CDC) AWS Database Migration Service (DMS) Amazon Redshift optimisation SQL performance tuning Data pipeline monitoring Automation Data lifecycle management AWS Data Platform Own the organisation's cloud data platform, including: Amazon Redshift AWS Database Migration Service ...

Cassandra Database Engineer - NoSQL

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 - 745 Daily
replication strategies and partitioning models. Develop and optimise data models aligned to query patterns (denormalization ,partition key design, avoiding hotspots and wide partitions). Performance tuning: compaction strategies consistency levels, read/write path optimisation, JVM/GC tuning. Manager cluster operations: node additions/decommissions, repairs (node ...

Cassandra Database Engineer - NoSQL

Hiring Organisation
Appcast
Location
London, UK
design, replication strategies and partitioning models.Develop and optimise data models aligned to query patterns (denormalization ,partition key design, avoiding hotspots and wide partitions).Performance tuning: compaction strategies consistency levels, read/write path optimisation, JVM/GC tuning.Manager cluster operations: node additions/decommissions, repairs (node tool), backups ...

Senior Software Engineer - Real-Time Data Platform

Hiring Organisation
Morningstar
Location
London, UK
Employment Type
Full-time
RoleYou'll be working on a distributed, event-driven platform responsible for processing billions of market data messages per day. This is a high-performance environment where reliability, scalability, and correctness are essential.Our platform acts as the backbone of the business, ensuring that accurate and timely market data flows … build cloud-native, highly available systems.Define and manage infrastructure using Terraform.Implement CI/CD pipelines and deployment workflows using tools like Harness.Optimise systems for performance, latency, throughput, and cost.What We're Looking ForExcellent collaboration and communication skills.Strong experience in distributed systems and event-driven architectures.Hands-on experience with: Apache ...

Senior Software Engineer – Real-Time Data Platform

Hiring Organisation
Morningstar
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
68200 to 95333.33 GBP Annually
working on a distributed, event-driven platform responsible for processing billions of market data messages per day. This is a high-performance environment where reliability, scalability, and correctness are essential. Our platform acts as the backbone of the business, ensuring that accurate and timely market data flows seamlessly … highly available systems. Define and manage infrastructure using Terraform. Implement CI/CD pipelines and deployment workflows using tools like Harness. Optimise systems for performance, latency, throughput, and cost. What We're Looking For Excellent collaboration and communication skills. Strong experience in distributed systems and event-driven architectures. Hands ...

Database Administrator (DBA)

Hiring Organisation
Technify Talent Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
complex, high-availability database environment that supports a sophisticated operational software platform. This is an opportunity to join an innovative engineering team where reliability, performance and automation are central to delivering cutting-edge technology. Working closely with software engineers, platform specialists and data teams, you'll ensure the database … production MariaDB/MySQL databases. Develop and manage robust database schema migrations with safe deployment, validation and rollback processes. Monitor, analyse and optimise database performance in high-volume, write-intensive environments. Design and maintain backup, recovery and data retention strategies, regularly validating restore processes. Implement and maintain database security ...

Database Administrator

Hiring Organisation
Stealth IT Consulting
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
months (Extension possible) Location: Mostly remote (Telford - occasional on-site attendance required) Job Description: As a Database Administrator, you will be responsible for the performance, integrity, and security of the databases in our organisation. You will ensure that data remains consistent, accessible, and secure across the database systems. Collaborating … database solutions that meet the organisation's needs. Responsibilities: Database Maintenance and Monitoring Install, configure, and maintain database management systems (DBMS) software Monitor database performance and ensure efficient operation Troubleshoot and resolve database-related issues in a timely manner Perform regular backups and ensure data recovery capabilities Database Security ...

Database Reliability Engineer

Hiring Organisation
Starling Bank
Location
London, UK
Employment Type
Full-time
Fleet: Ensure the rock-solid reliability of our existing RDS footprint. You will architect automated strategies for seamless, multi-version upgrades and proactive performance tuning to minimize downtime across hundreds of instancesArchitect Cross-Cloud Portability: Use CNPG and cloud-native patterns to ensure our database layer remains provider … GCPEvolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will ensure we have the visibility to detect performance regressions and health issues before they impact our customersSupport Replication & Mobility: Support data streaming and "Zero-Downtime" migration strategies, ensuring data consistency and availabilityFortify Business ...

Fabric BI Developer MS Fabric Power BI Crewe 50k

Hiring Organisation
Langley James Limited
Location
Crewe, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
insights clearly. Data Management & Optimisation: Utilise strong SQL skills for data manipulation, querying, and validation while implementing robust ETL/ELT processes and troubleshooting performance bottlenecks across datasets. Champion Data Governance: Ensure high standards of data quality, data integrity, security, and BI platform best practices across all deliverables. Continuous … operation, management, or usage of Microsoft Fabric to deliver data solutions. Advanced Power BI & SQL Skills: Expertise in DAX, Power Query, semantic modelling, report performance tuning, and writing complex SQL queries for data validation. Strong Stakeholder & Communication Skills: Confident in leading requirement workshops, pushing back constructively, and explaining ...

CNI Infrastructure Engineer

Hiring Organisation
Appcast
Location
Warwick, Warwickshire, UK
resilient networking environments across LAN/WAN, SD-WAN, VLANs, BGP/OSPF, VPNs, load balancers, and firewalls Support platform reliability through monitoring, troubleshooting, performance optimisation, and capacity planning Contribute to incident response, root cause analysis, and 24/7 on-call support where required Drive automation of operational … willingness to automate anything that can (and should!) be automated.Strong, hands‐on experience with Linux systems in enterprise environments, including installation, configuration, administration, troubleshooting, performance tuning, patching, and security hardening.Strong knowledge of Active Directory Domain Services, with the ability to design, manage, and troubleshoot directory‐based environments.Hands ...

Software Architect - .NET / Automation Systems

Hiring Organisation
Computer Futures
Location
Nottingham, Nottinghamshire, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 90,000 Annual
artefacts and architecture documentation (including ADRs) Make key technical decisions across persistence, messaging, caching, and integration patterns Ensure solutions meet non-functional requirements including performance, scalability, availability, and security Troubleshoot and resolve complex system issues, including concurrency, bottlenecks, and integration failures Systems Integration Own and define integration patterns between … technical authority in client workshops, design reviews, FAT/SAT, and commissioning phases Provide support during go-live activities, including system tuning, troubleshooting, and stabilisation Collaborate with delivery and project teams to ensure integration success Maintain a calm, solution-focused approach in high-pressure live environments Technology Strategy & Governance ...

Senior Software Engineer

Hiring Organisation
HireQ Talent
Location
United Kingdom
closely with Product, Engineering, QA, and DevOps teams Championing engineering best practices through code reviews, testing, and mentoring Improving system reliability, scalability, security, and performance Building and maintaining cloud-native applications and microservices Influencing architectural decisions and technical strategy Producing high-quality technical documentation and API specifications Identifying opportunities … authorisation, encryption, and secrets management Cloud platform experience, particularly Microsoft Azure CI/CD pipeline development and DevOps best practices Monitoring, observability, logging, and performance tuning Bonus Points For Experience within Healthcare, HealthTech, MedTech, Life Sciences, or regulated environments Background in high-growth SaaS or product-led technology ...

Oracle Data Warehouse Developer (SC Cleared)

Hiring Organisation
Syntax Consultancy Ltd
Location
Andover, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day 450-500/day (Outside IR35)
solutions. • Designing, developing Oracle Data Integrator (ODI) mappings for ETL processes. • Resolving data, ETL + reporting issues to ensure system stability. • RPD repository design, performance tuning of RPD objects, ODI mappings, queries + reports. • Providing Production Support for existing live ODI and Data Warehouse objects. • Maintained and documented ...

Oracle Data Warehouse Developer (SC Cleared)

Hiring Organisation
Syntax Consultancy Ltd
Location
Andover, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day 450-500/day (Outside IR35)
needs. Providing Production Support for existing live Oracle OAS, ODI + data warehouse objects. Resolving data, ETL + reporting issues to ensure system stability. Performance tuning of RPD objects, ODI mappings, queries + reports. Maintained and documented standard processes, procedures, and technical documentation. Autonomous Data Warehouse (ADW) design ...

Senior Linux, AIX & Oracle Database Administrator

Hiring Organisation
Deerfoot Recruitment Solutions
Location
London, UK
Employment Type
Full-time
highly skilled IT infrastructure team, you'll take ownership of complex Oracle database environments, Linux and AIX administration, and the ongoing stability and performance of critical banking applications including Oracle Flexcube and Oracle ERP.If you enjoy solving complex technical challenges, working across high-availability environments, and contributing … within mission-critical banking environmentsManaging and maintaining Red Hat Linux and IBM AIX server infrastructure hosting core banking applicationsPerforming database and OS patching, upgrades, performance tuning and capacity optimisationSupporting Oracle Flexcube and Oracle ERP platforms to ensure high availability and operational resilienceImplementing and managing Oracle backup and recovery ...

Full Stack Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
develop and maintain scalable full-stack applications using Azure, React, Node.js and TypeScript. Build, optimise and maintain SQL Server and Azure SQL databases, ensuring performance, security and data integrity. Develop responsive front-end applications using React and TypeScript. Build and maintain back-end services using Node.js. Deploy and support … Skills & Experience: Significant commercial experience as a Full-Stack Software Engineer. Strong SQL Server and Azure SQL expertise, including: Database design Query optimisation Performance tuning Data integrity Strong commercial experience with: React Node.js JavaScript TypeScript Experience deploying and supporting applications within Microsoft Azure, including Azure Web Apps. Experience ...

Senior Platform Engineer (RHEL)

Hiring Organisation
Appcast
Location
Yeovil, Somerset, UK
planning, estimation, execution, and reporting.Develop and review system architectures, low-level designs, and technical documentation.Integrate and test platform components, ensuring compliance with security and performance requirements.Provide mentoring, guidance, and technical leadership to Platform Engineers and Technicians.Collaborate with stakeholders, project teams, and customers to ensure solutions meet requirements.Drive continuous improvement … tooling (e.g. Satellite, lifecycle management)Windows enterprise services (e.g. AD advanced config, Group Policy design)Virtualisation platform depth (VMware stack, clustering, HA/DR)Performance tuning and troubleshooting across Linux and Windows systemsContainer platforms (Kubernetes/OpenShift/Docker)Integration with enterprise services (PKI, PAM, monitoring, backup)Automation ...

Lead Data Engineer

Hiring Organisation
Kinetech Recruitment
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
applications) feeding into a Lakehouse Engage stakeholders across the business to improve data quality and consistency Required Experience Strong hands-on SQL expertise, including performance tuning Proven experience with Microsoft Fabric and Synapse (design, architecture, implementation) Experience working with Lakehouse architecture and multiple data sources Demonstrable experience modernising ...

Senior Developer

Hiring Organisation
Young's Employment Services Ltd
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Management, Azure DevOps etc Good knowledge and experience with Azure AI Foundry Strong SQL/SQL Server experience schema design, EF Core migrations, query performance tuning etc Good knowledge of software architecture, scalability and best practice Experience with Microservices patterns Experience with Frontend Development - React/TypeScript/ ...

Senior Developer

Hiring Organisation
Young's Employment Services Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum, Negotiable
Management, Azure DevOps etc Good knowledge and experience with Azure AI Foundry Strong SQL/SQL Server experience — schema design, EF Core migrations, query performance tuning etc Good knowledge of software architecture, scalability and best practice Experience with Microservices patterns Experience with Frontend Development - React/TypeScript/ ...

Senior.NET Developer - Data & Product Analytics (Health Insurance Platform)

Hiring Organisation
Cegedim
Location
Bristol, UK
Employment Type
Full-time
commercial experience developing productionsystems with:.NET/C#ASP.NET Core or equivalent web frameworksAngular (or similar modern SPA framework)SQL Server (schema design, complex queries,performance tuning)MongoDB (or equivalent NoSQL document store)RESTful APIs; NServiceBus or equivalent messagingframework.Proven experience in data analysis and/or analyticsengineering:Comfortable writing ...