126 to 150 of 635 Performance Tuning Jobs in the UK

Lead Engineer

Location
Greater London, England, United Kingdom
CSPM, ITSM, DevOps tooling (CI/CD), and secrets management.* Be responsible for the operational model: backup/recovery, DR, platform upgrades, policy hardening, performance tuning, and continuous improvement.* Drive onboarding at scale ensuring standardized onboarding patterns and controls.* Establish guardrails and RBAC/ABAC models aligned ...

Java Engineer, Associate

Hiring Organisation
Hackajob Ltd
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
teams to build resilient systems that power our global post-trade operations. Youll design and deliver enterprise-scale software with a focus on reliability, performance, and clean engineering practices. About Post Trade Accounting (PTA) - A major strategic area within Aladdin and one of BlackRocks largest engineering investments. - Responsible … teams to deliver business-critical capabilities. - Agile and collaborative environment that values technical depth, quality, and innovation. Key Responsibilities - Design and develop robust, high-performance back-end systems using Java 11+ and the Spring Boot ecosystem. - Lead design discussions, code reviews, and architecture sessions with a hands-on approach. ...

Database Platform Engineer

Location
Greater London, England, United Kingdom
across on‐premises and AWS environments Supporting large-scale deployments of PostgreSQL, Microsoft SQL Server, MySQL and CockroachDB, ensuring high availability, disaster recovery and performance Contributing to the design and implementation of automation for database provisioning, upgrades, replication and monitoring using Python, Ansible and Terraform Driving improvements in performance tuning, query optimisation, indexing strategies and storage design Collaborating with application and research teams to design and deliver database solutions that meet demanding scalability and latency requirements Participating in the out-of-hours rota to provide support for critical systems Staying up to date with industry trends ...

Devops SRE

Location
Greater London, England, United Kingdom
maintain, and enhance CI/CD pipelines enabling automated testing, seamless deployments, and continuous integration. Diagnose and resolve complex system‐level issues related to performance, scalability, networking, and automation. Collaborate with cross‐functional teams to deliver cloud‐native solutions aligned with engineering best practices and business goals. Required Skills … Kubernetes services such as CoreDNS , cert‐manager , Dynatrace , Cloudability , and Infoblox . Familiarity with OPA Gatekeeper for policy enforcement and tenant isolation. Security, Observability & Performance Strong security mindset with a proven track record of designing secure, resilient cloud‐native systems. Experience implementing observability stacks including Prometheus , Dynatrace , and OpenTelemetry ...

Senior KDB+ Developer

Location
Greater London, England, United Kingdom
Project description 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 collaboration with business stakeholder - particularly within Risk functions … deliver robust, efficient and maintainable solutions. Responsibilities Design, develop and maintain kdb+ tick systems with strong understanding of data organization, schema design and the 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. ...

Database & Systems Engineer

Hiring Organisation
Breedon Group plc
Location
Derby, Derbyshire, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
support, and optimisation of the organisation’s database platforms and business-critical systems, including accounting and financial applications. The role will ensure system availability, performance, security, and compliance, while supporting both operational activities and project delivery across the IT function. Key Responsibilities Database Administration (Primary Focus) Administer, maintain … optimise Microsoft SQL Server environments (or equivalent) Manage database backup, recovery, and disaster recovery processes Monitor database performance, identify bottlenecks, and implement tuning improvements Design and maintain database structures to support business applications Ensure data integrity, consistency, and security across all environments Business-Critical Systems Support Provide technical ...

DevOps Engineer, Blockchain Infra (Fully Remote)

Hiring Organisation
Binance
Location
London, UK
Employment Type
Full-time
secrets management. Experience with service mesh technologies such as Istio or Linkerd. Familiarity with message queues, distributed caching, and high-throughput systems. Experience with performance tuning and capacity planning for large-scale distributed systems. Nice to HaveExperience in cryptocurrency exchanges or blockchain infrastructure providers. Experience operating multi-region … multi-cloud production environments. Knowledge of RPC infrastructure, distributed databases, or high-performance networking. Familiarity with security and compliance best practices (IAM, WAF, Vault, KMS, etc.).Experience contributing to open-source projectsWhy Binance Shape the future with the world's leading blockchain ecosystem Collaborate with world-class talent ...

Senior Data Analyst

Location
Greater London, England, United Kingdom
stack (Data Factory, Synapse/Fabric, SQL‐based semantic layers). Advanced Power BI: data modelling (star schemas), advanced DAX, Power Query/M, performance tuning, RLS, and deployment via pipelines. Understanding of Power BI engineering discipline: PBIP/TMDL source format, Git‐based version control, pull‐request … experience of these practices in a team. Proven ability to carry out peer review and QA of analytics work – spotting model errors, DAX issues, performance problems and UX weaknesses, and giving constructive feedback. Excellent written and verbal communication skills, including presenting to underwriting and internal stakeholders. Strong stakeholder engagement ...

Senior BI Developer/ Senior Data Analyst

Location
Wolverhampton, England, United Kingdom
self-service BI, reducing manual reporting through Power BI, Power Apps, and workflow automation. Ensure high standards of data quality, governance, documentation, and performance optimisation. Lead BI storytelling for senior stakeholders, translating complex data into clear, actionable insight. Mentor junior BI developers/analysts and contribute … Required Skills & Experience: 5+ years’ experience in business intelligence, data analytics, or BI development, with strong technical ownership. Advanced SQL skills, including complex transformations, performance tuning, and dimensional modelling. Deep hands-on experience with Power BI, including DAX, data modelling, deployment pipelines, and performance optimisation. Experience working ...

Senior Full stack Developer - Birmingham - Perm,

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£80,000
Senior Full Stack Developer Location: Birmingham (Onsite) Salary: £60,000 - £65,000 DOE Job Type: Permanent, Full-Time Senior Developer - Platform Stability, Performance & Engineering Excellence We're looking for an experienced Senior Developer who enjoys solving complex technical challenges and improving the quality, resilience, and performance of large … scale SaaS platforms. This is a unique opportunity to play a key role in improving platform reliability, performance, and engineering standards across a growing technology business. Rather than focusing on traditional feature development alone, you'll work closely with engineering teams to identify systemic issues, enhance platform robustness ...

Senior Full Stack Developer - Birmingham - Perm

Location
Tyseley, England, United Kingdom
Senior Full Stack Developer Location: Birmingham (Onsite) Salary: £60,000 - £65,000 DOE Job Type: Permanent, Full-Time Senior Developer - Platform Stability, Performance & Engineering Excellence We’re looking for an experienced Senior Developer who enjoys solving complex technical challenges and improving the quality, resilience, and performance of large … scale SaaS platforms. This is a unique opportunity to play a key role in improving platform reliability, performance, and engineering standards across a growing technology business. Rather than focusing on traditional feature development alone, you’ll work closely with engineering teams to identify systemic issues, enhance platform robustness ...

Integrations Engineer (Fixed Term) based in Derby

Location
East Midlands, England, United Kingdom
requirements. Implement data quality, validation, and monitoring controls to ensure accurate, reliable, and timely data flows. Troubleshoot, resolve, and prevent integration incidents; continuously improve performance, scalability, and resiliency. Collaborate with stakeholders, vendors, and technical teams to gather requirements, design interfaces, and deliver end‐to‐end integrations. Embed data security … designing and delivering ETL and ELT solutions , including data extraction, transformation and loading patterns, with the ability to justify design decisions relating to performance, maintainability and reprocessing. A strong track record of designing and delivering workflow automation using tools such as Power Automate and/or Make, with clear ...

Lead Cloud Platform Engineer (Kubernetes) - Remote

Location
United Kingdom
effectively across teams, and contribute to the ongoing maturity of modern cloud platforms. Key Responsibilities Own and support the operational health, reliability, scalability, and performance of Kubernetes-based platforms and containerised workloads Manage and evolve Kubernetes environments, including workload deployment, configuration management, cluster operations, and platform upgrades Drive … pipelines to streamline software delivery, improve deployment reliability, and reduce operational overhead Manage and optimise cloud‐native and managed platform services, including capacity planning, performance tuning, cost optimisation, patching, and lifecycle management Partner with software engineering teams to support application deployment, troubleshooting, observability, and platform adoption Monitor platform ...

SQL DBA

Hiring Organisation
Sanderson Recruitment
Location
Peterborough, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450 per day
modern database engineering practices. This is an opportunity to play a key role in a cloud-first environment, helping to drive platform reliability, performance, security and continuous improvement. SQL DBA, key responsibilities: Manage and optimise Microsoft SQL Server environments across on-premises and Azure platforms Ensure database performance, availability, security and reliability Lead backup, recovery, disaster recovery and high-availability initiatives Troubleshoot complex database and application performance issues, conducting root cause analysis and implementing improvements Partner with development, infrastructure, cloud and security teams to support platform growth and innovation Drive database modernisation initiatives, including Database ...

Cloud Platform Engineer

Location
Greater London, England, United Kingdom
reusable modules, CI/CD pipelines and policy-as-code guardrails. Leverage AI agents extensively to automate and optimise platform work - provisioning, cost and performance optimisation, incident response, remediation and documentation. Prepare the infrastructure for AI agents as first-class "engineers": safe machine identities, scoped permissions, sandboxes, approval workflows … Partner with data engineering to design and optimise data pipelines, data stores and large-scale analytics infrastructure such as BigQuery, including query, cost and performance tuning. Mentor engineers, set technical direction and champion strong platform and security engineering standards across the organisation. What you'll need to succeed: Essential ...

Data Engineer

Location
West of England, England, United Kingdom
enhance data lakes, data warehouses and storage solutions, including Azure Data Lake Storage. Develop and optimise SQL queries, data models and database objects for performance and scalability. Ensure data quality, security, governance and compliance with organisational standards. Implement CI/CD practices and support deployment automation through Azure DevOps … Microsoft Azure data services. Strong experience with Azure Data Factory, Azure Databricks, Azure Synapse Analytics and Azure Data Lake Storage. Advanced SQL development and performance tuning skills, including experience with Azure SQL Database and SQL Server. Proficiency in Python, PySpark, Scala and Spark for data processing and distributed ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
automated testing, anomaly detection, alerting, and observability across the data lifecycle.• Own production issues through diagnosis, recovery, root-cause analysis, and prevention.• Improve query performance, warehouse efficiency, and cloud cost without compromising reliability.Enable machine learning and customer experiences• Create versioned training, validation, and inference datasets for search, recommendations, personalization … more years of experience building and operating data pipelines or data platforms in production.• Strong Python and advanced SQL skills, including testing, debugging, performance tuning, and maintainable code design.• Hands-on experience with Snowflake or another modern cloud data platform, plus practical knowledge of dimensional and analytical data ...

Senior Software Engineer (Java)

Hiring Organisation
Liquidnet
Location
London, UK
Employment Type
Full-time
optimising mission‐critical trading services across multiple asset classes. Role Responsibilities Design and implement distributed, fault‐tolerant Java services for electronic trading environments Lead performance tuning, optimisation, and refactoring of low‐latency trading components Investigate and resolve production issues, ensuring system stability and high availability Collaborate with global … DevOps, and Product Mentor and guide engineers to improve technical capability and engineering standards Experience/Competences Essential Strong experience designing and building high‐performance, low‐latency Java services within electronic trading Strong experience with distributed messaging technologies (Solace/Kafka) and real‐time systems Strong experience designing ...

Senior Database Administrator (DBA)/ Data Ops Engineer

Location
Altrincham, England, United Kingdom
data-driven, collaborative environment and want to make a tangible impact on business outcomes. Key Responsibilities: Manage, maintain, and optimise cloud databases Monitor database performance, troubleshoot issues, and implement improvements Design, build, and maintain robust data pipelines for ingestion, transformation, and delivery of large datasets Improve and implement processes … have: at least 7 years’ experience as a Data Ops Engineer/Database Administrator (DBA) Strong SQL skills and experience with database optimisation and performance tuning Strong practical skills in PHP, Python, SQL. At least 5 years’ experience using Athena, Glue, RDS, S3, Linux scripting Experience with data ...

Senior DevOps Engineer

Location
United Kingdom
controls. Support the organisation's ongoing compliance and certification requirements. Reliability & SRE Establish and maintain observability across distributed systems. Develop proactive monitoring, alerting and performance-tuning strategies. Help maintain service-level objectives and platform availability. Investigate and resolve infrastructure and application incidents. Coordinate emergency changes, hot fixes … regular capacity and availability reviews. Identify opportunities for AWS cost optimisation. Make effective use of AWS Compute Optimizer, Savings Plans and Graviton . Balance performance, availability, security and cost when making infrastructure decisions. Governance & Compliance Support regular technical and security audits. Maintain infrastructure provenance and configuration records. Implement infrastructure ...

Senior DevOps Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
controls. Support the organisation's ongoing compliance and certification requirements. Reliability & SRE Establish and maintain observability across distributed systems. Develop proactive monitoring, alerting and performance-tuning strategies. Help maintain service-level objectives and platform availability. Investigate and resolve infrastructure and application incidents. Coordinate emergency changes, hot fixes … regular capacity and availability reviews. Identify opportunities for AWS cost optimisation. Make effective use of AWS Compute Optimizer, Savings Plans and Graviton . Balance performance, availability, security and cost when making infrastructure decisions. Governance & Compliance Support regular technical and security audits. Maintain infrastructure provenance and configuration records. Implement infrastructure ...

Java Full stack Developer

Hiring Organisation
NEEV LIMITED
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£400 per day
Deploy, manage, and troubleshoot applications on Kubernetes environments. Implement observability solutions using tools such as Splunk, ELK, Grafana, Prometheus, Dynatrace, or AppDynamics. Optimize application performance, scalability, and reliability. Work closely with business stakeholders, architects, QA teams, and DevOps engineers throughout the SDLC. Ensure code quality through unit testing, code …/AppDynamics Strong understanding of Bean Management and Dependency Injection using Spring Framework SQL database experience: Oracle PostgreSQL SQL Server MySQL Strong debugging and performance tuning skills Experience with Git, Maven, Jenkins, CI/CD pipelines Nice to Have AWS or Azure Cloud experience Docker containerization NoSQL databases ...

Senior Software Engineer

Hiring Organisation
AECOM
Location
London, UK
Employment Type
Full-time
decisions and the outcomes delivered. Strong system design and engineering judgement, with experience making practical trade-offs around architecture, data models, reliability, scalability or performance, and diagnosing difficult production problems. Strong communication and collaboration skills, with the ability to turn loosely defined problems into practical solutions and drive delivery … such as GitHub Actions. Depth in distributed or event-driven systems, asynchronous processing, or data-intensive and high-throughput applications. Experience with observability and performance tuning, including tools such as Prometheus, Grafana, ELK or Datadog, or optimising CPU-, GPU- or distributed ML workloads. Experience in startups, scaleups ...

data engineer for rail industry

Location
Greater London, England, United Kingdom
Описание RSSB supports the rail industry through data, standards, and digital products focused on health, safety, quality, operational performance, and sustainability. Its data solutions integrate national, industry, and internal business sources to support analytics, decision-making, and business processes. Задачи Ensure data for downstream applications is reliable, accessible … solutions Conduct complex data quality checks and monitoring, and perform remediation to maintain data integrity Maintain and optimise data pipelines, APIs, and applications for performance and reliability Develop quick prototypes and high-quality products according to the context Design, code, test, and document complex data engineering scripts and applications ...

Senior BI Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
optimise Microsoft Fabric solutions Build, test and maintain ETL pipelines using SQL and SSIS Develop and optimise SSAS Cubes and Tabular Models Support BI performance tuning and optimisation Contribute to CI/CD and deployment processes Maintain technical documentation within Azure DevOps SKILLS & EXPERIENCE Essential Strong Power ...