26 to 50 of 499 Performance Tuning Jobs in the UK

Principal Java Developer

Location
Greater London, England, 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 … with DevOps, Product, and QA teams to ensure production‐grade solutions. Drive architectural changes, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 10+ years of experience in Java development with a focus on performance ...

Vice President - Site Reliability Engineering (SRE) - The Core Engineering - Birmingham Birmingham · United Kingdom · Vice President

Location
Birmingham, England, United Kingdom
rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

Vice President - Site Reliability Engineering (SRE) - The Core Engineering - Birmingham

Location
West Midlands, England, United Kingdom
rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

Principal Java Developer

Location
Milton Keynes, England, United Kingdom
hybrid role is based in the UK 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 … with DevOps, Product, and QA teams to ensure production-grade solutions .Drive architectural changes, advocate for best practices, and provide mentorship to peers .Drive performance tuning, fault tolerance, and observability improvements across services . Required Skills & Experienc e:10+ years of experience in Java development with a focus ...

Lead Oracle Fusion Integration & Extension

Location
Manchester, England, United Kingdom
transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error‐handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high‐volume or business‐critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

Senior ServiceNow Developer

Location
Manchester, England, United Kingdom
models, advanced server- and client-side scripting, and integrations with security tooling and customer environments. It demands expert-level JavaScript, a rigorous approach to performance, maintainability and upgradeability, and the judgement to know when to configure, when to customise, and when to challenge the requirement. Because the platform delivers … authentication, error handling, retry behaviour and monitoring. Platform Health and Upgradeability: Own the technical quality of a heavily customized, multi-customer set of instances: performance tuning, reduction of technical debt, upgrade impact analysis and remediation of skipped or broken customisations. Code Review and Technical Standards: Set and enforce ...

Principal Engineer

Location
Greater London, England, United Kingdom
production-grade Lakehouse implementations using technologies such as Unity Catalog, Delta Live Tables, MLflow and Lakeflow. Own the hardest technical problems on an engagement - performance tuning, complex migrations, scale and reliability. Set engineering standards for code quality, testing, observability and reusability across delivery teams. Build reusable frameworks, accelerators … experience delivering enterprise data platforms or analytics solutions. Strong commercial experience building and delivering Databricks solutions in production. Deep expertise in Apache Spark, including performance tuning and optimisation at scale. Expert-level Python and SQL, with a track record of writing production-quality, well-tested code. Strong understanding ...

SQL Developer – AI Prompting & Context Engineering

Location
London Borough of Bromley, England, United Kingdom
Migration (c. 40%) Design, develop and maintain scalable SQL Server T-SQL solutions and related tools for data cleansing, migration and reconciliation. Provide database performance-tuning expertise for internal and third-party systems, using AI tooling where appropriate. Define technical requirements with non-technical colleagues in the Data … person. Essential Skills Practical experience with AI coding assistants and strong prompting skills, supported by examples. Strong SQL Server T-SQL development and performance tuning, including experience supporting SQL Server in a large-scale environment. Experience with Git and version control. Excellent teamwork, communication and documentation skills. Desirable ...

PostgreSQL DBA - AWS, Aurora, RDS - REMOTE

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£500 - £525 per day
high-profile public sector project. This role is fully remote and falls inside IR35 . The Role: You will be responsible for managing, tuning, and scaling mission-critical database infrastructure hosted in secure cloud environments. Working closely with engineering and DevOps teams, you will ensure optimal performance, high … availability, and strict adherence to government security standards. Core Responsibilities: Design, configure, and manage PostgreSQL, Amazon Aurora, and Amazon RDS instances. Drive database performance tuning, slow query troubleshooting, and proactive monitoring. Execute schema updates, migrations, and engine upgrades safely within cloud ecosystems. Support disaster recovery, backup protocols ...

SQL Database Administrator

Location
Birmingham, England, United Kingdom
whose services depend on fast, secure and resilient data platforms. This is a hands-on, third-line technical role. You will own the health, performance and security of customer SQL Server estates across on-premises and Microsoft Azure, and you will be a trusted technical voice with customers … colleagues alike. What You Will Do Performance tuning and optimisation of database servers and databases: diagnosing and resolving slow queries, blocking, deadlocks and resource contention using execution plans, Query Store, wait statistics, DMVs and Extended Events; driving indexing strategy, statistics maintenance and instance configuration (memory, MAXDOP, tempdb ...

Database/Data Engineer

Location
Greater London, England, United Kingdom
configure database environments across development through to production Automate database provisioning, configuration and deployments Integrate database changes into CI/CD pipelines Support performance tuning, query optimisation and complex troubleshooting Engineer for high availability, resilience, security and recovery Support database migrations, upgrades and modernisation initiatives Work closely with … Looking For Strong hands-on Oracle and PostgreSQL experience Experience with at least one of Cassandra, MongoDB or Couchbase Strong database engineering, performance tuning and troubleshooting skills Automation experience using Terraform, Ansible, Python and/or Shell Experience with Infrastructure as Code, CI/CD and Git Experience ...

Senior Data Engineer (2 Year FTC)

Location
Birmingham, England, United Kingdom
resolving technical incidents in a professional fashion. Experience supporting and monitoring Data solutions and SQL databases in a business environment, including monitoring and performance tuning SQL databases. Ability to demonstrate understanding of complex data warehouse constructs, such as slowly changing dimensions SCD, conformed dimensions, junk dimensions etc. Experience … advantageous Understanding of relational databases, database design. Good experience with Microsoft SQL Server 2008R2 or above. With good T-SQL, stored procedures and performance tuning techniques. Ideally some basic DBA knowledge. Other RDBMS may be considered. Strong Microsoft SSIS experience. Ideally data warehouse ETL processing. Experience of working ...

Senior Data Engineer (2 Year FTC)

Location
Coleshill Heath, England, United Kingdom
resolving technical incidents in a professional fashion. Experience supporting and monitoring Data solutions and SQL databases in a business environment, including monitoring and performance tuning SQL databases. Ability to demonstrate understanding of complex data warehouse constructs, such as slowly changing dimensions SCD, conformed dimensions, junk dimensions etc. Experience … advantageous Understanding of relational databases, database design. Good experience with Microsoft SQL Server 2008R2 or above. With good T-SQL, stored procedures and performance tuning techniques. Ideally some basic DBA knowledge. Other RDBMS may be considered. Strong Microsoft SSIS experience. Ideally data warehouse ETL processing. Experience of working ...

Senior.NET Developer (Healthcare Technology)

Location
Manchester, England, United Kingdom
related field (or equivalent experience). E Application form/interview Experience Significant experience building cloud-hosted .Net services at scale, including architecture, performance tuning and production operations. E Application form/interview Experience working with healthcare data formats or open standards (e.g., HL7, FHIR, openEHR). … distributed source code control systems (Git). E Application form/interview Significant experience building cloud-hosted .Net services at scale, including architecture, performance tuning and production operations. E Application form/interview Strong knowledge of SQL and Postgres (query planning, indexing, JSON operators, etc) and pragmatic ...

DBA Specialist

Hiring Organisation
Sanderson Government and Defence
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Contract
within a secure environment, managing and optimising large-scale, mission-critical database platforms that underpin essential services. You'll be responsible for database administration, performance tuning, backup and recovery, security management, high availability, and disaster recovery across enterprise environments. Working alongside technical specialists, you'll help ensure database … availability while driving automation and operational improvements. Key skills and experience: Strong DBA experience across Oracle, SQL Server, PostgreSQL, MySQL, or MongoDB Database performance tuning, optimisation, and troubleshooting expertise Experience with high availability, replication, backup, and disaster recovery solutions Strong SQL knowledge and experience working within Linux ...

Database Administrator

Location
City Of London, England, United Kingdom
changing and dynamic software world, Synergy Solutions International is now growing their team. Database Administrator Job Summary The successful candidate will be responsible for performance tuning of database systems, developing processes for optimizing database security, diagnosing and troubleshooting database errors, and recommending emerging database technologies. Performance tuning … Detailed understanding of Oracle Database operational running and replication Strong command of SQL and SQL toolsets Knowledge of database security, backup and recovery, and performance monitoring standards Unix Shell scripting Understanding of relational data modelling Strong mathematical and statistical knowledge Good written and verbal communications Experience with Unix environments ...

Principal SQL Server DBA - Fully remote

Hiring Organisation
InterAct Consulting
Location
Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 90,000 Annual
doing: Lead the strategy, standards and roadmap for 300+ production databases, predominantly SQL Server hosted on Azure. Provide hands-on database administration, performance tuning, monitoring and troubleshooting. Own backup, restore and disaster recovery processes, ensuring reliability and resilience. Optimise database performance, configuration, deployment processes and cost efficiency. … including deployment tiers and migration strategies. Proven ability to define database standards, strategy and long-term technical direction. Experience managing backups, disaster recovery, performance tuning and production releases in a 24/7 environment. ...

SAP Basis Specialist

Hiring Organisation
Guidant Global
Location
Filton, Gloucestershire, United Kingdom
Employment Type
Contract
functional technical teams, functional consultants and global business stakeholders within an Agile/Scrum framework. Your focus will be on maximum system availability, strong performance and strict adherence to security and compliance standards. What You'll Be Doing System Administration and Landscape Operations Managing full-lifecycle SAP Basis support … stability Implementing technical system changes, and planning Support Packages (SPS), Enhancement Packages (EHP) and system patches in line with Change Advisory Board (CAB) standards Performance Tuning and Infrastructure Carrying out in-depth root cause analysis (RCA) and performance tuning across ABAP, Java and database layers (ST04 ...

SAP Basis Specialist

Hiring Organisation
Guidant Global
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£88,051
functional technical teams, functional consultants and global business stakeholders within an Agile/Scrum framework. Your focus will be on maximum system availability, strong performance and strict adherence to security and compliance standards. What You'll Be Doing System Administration and Landscape Operations Managing full-lifecycle SAP Basis support … stability Implementing technical system changes, and planning Support Packages (SPS), Enhancement Packages (EHP) and system patches in line with Change Advisory Board (CAB) standards Performance Tuning and Infrastructure Carrying out in-depth root cause analysis (RCA) and performance tuning across ABAP, Java and database layers (ST04 ...

SAP Basis Specialist

Hiring Organisation
Belcan
Location
Filton, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
£45/hour
closely with cross-functional technical teams, functional consultants, and global business stakeholders within an Agile/Scrum framework to ensure maximum system availability, optimal performance, and strict adherence to security and compliance standards. Key Responsibilities System Administration & Landscape Operations Manage full-lifecycle SAP Basis Support operations, including daily administration … stability. Implement technical system changes, plan Support Packages (SPS) and Enhancement Packages (EHP), and system patches in alignment with Change Advisory Board (CAB) standards. Performance Tuning & Infrastructure Perform in-depth root cause analysis (RCA) and performance tuning across ABAP, Java, and Database layers (ST04, ST03N, ST22 ...

DevOps Developer

Location
City Of London, England, United Kingdom
LAMP based systems . This is a fantastic opportunity for an experienced DevOPS to join our expanding team, managing our servers. You must have performance tuning experience with Linux (preferably Centos 6.X), Apache 2.X, MySQL 5.X and PHP 5.X. Overview We currently develop and host a bespoke high … performance e-commerce platform on behalf of our established clients. Server setups vary from single dedicated servers to a load-balanced web nodes with database active-passive cluster. The infrastructure is managed hosting with 2 providers and over 30 servers. What You Will Be Doing The successful candidate will ...

Database Reliability Engineer

Location
Manchester, England, United Kingdom
Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

Database Reliability Engineer

Location
Cardiff, Wales, United Kingdom
Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

Database Reliability Engineer

Location
Southampton, England, United Kingdom
Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...

Database Reliability Engineer

Location
Greater London, England, United Kingdom
Scale the RDS Fleet: Ensure the reliability of our existing RDS footprint. You will use Terraform to maintain the databases and automate strategies for performance tuning Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will leverage Java-based data collection pipelines … metrics platforms (Prometheus, Grafana, Dash0, Sentry, Humio) to detect performance regressions, slow queries, and health issues before they impact customers Fortify Business Continuity (BCP): Design and implement rigorous Business Continuity Planning and Disaster Recovery strategies. You will build Java-based automation that ensures data durability and rapid recovery across ...