51 to 75 of 443 Performance Tuning Jobs in England

Senior Platform Engineer

Location
Greater London, England, United Kingdom
Senior Platform Engineer at JPMorganChase within Electronic Trading Services Platforms, you will be a hands-on technical leader responsible for designing, building, and tuning the Linux-based compute and infrastructure platforms that power our low-latency electronic trading businesses. This is a deeply technical, engineering-first role: you will … your impact. You will work directly with the Electronic Trading Lines of Business to align technical strategy with business goals, solve complex compute and performance-engineering challenges, and mentor partner technical teams. You will serve as an expert, hands-on advisor to peers, leadership, and stakeholders. Job Responsibilities Design ...

Cloud DBA

Location
Greater London, England, United Kingdom
PostgreSQL databases hosted on the AWS Cloud platform. The successful candidate will collaborate with cross-functional teams to ensure database reliability, availability, and performance, while also contributing to the overall architecture and strategy of our cloud‐based database solution. 1. Database Design and Architecture: Collaborate with software engineers, DevOps … instance sizing, storage, and security. Implement and manage replication, clustering, and backup/recovery strategies to ensure high availability and disaster recovery. 3. Performance Monitoring and Optimization: Monitor database performance, proactively identifying and resolving performance bottlenecks, slow queries, and other issues affecting system responsiveness. Tune database parameters ...

WebMethods + Java Full Stack Developer

Hiring Organisation
DNS Info Ltd
Location
Bournemouth, Dorset, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £300/day
possess strong hands-on experience in WebMethods Integration Server, Flow Services, File Processing, Java Full Stack development, Microservices Architecture, AWS Cloud Services, and Database Performance Tuning. Candidates with strong WebMethods integration experience along with Java Full Stack skills will be preferred. Key Responsibilities Design, develop, and support enterprise integration … Full Stack technologies. Develop REST APIs and Microservices using Spring Boot. Design and implement cloud-native solutions on AWS. Perform database query optimization and performance tuning. Work on ETL/Data Processing solutions using Apache Flink. Integrate enterprise applications, databases, and third-party systems. Participate in application architecture discussions ...

Senior Power BI Developer

Hiring Organisation
WellData Limited
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
visualisations that enable data-driven decision making. Develop and maintain semantic models, datasets, dataflows and Power BI workspaces. Implement best practices for report performance, usability, security and governance. Develop advanced DAX calculations, measures and KPIs. Optimise report and dataset performance, ensuring reliability and scalability Wider Fabric Knowledge would … Experience designing and implementing dimensional models Experience gathering requirements and producing technical documentation Experience working directly with business stakeholders and clients Experience troubleshooting and performance tuning reporting and database solutions Experience using source control systems such as Git and Azure DevOps Desirable Experience with Azure Data Services Experience ...

Senior Database Developer

Location
Greater London, England, United Kingdom
Technology in London, we are looking for a senior database developer with strong data architectural skills to take ownership of the design, integrity, and performance of the data platform that powers Credit Benchmark’s products. The majority of our development team is based in Bangalore … suite of products Experience in analyzing and troubleshooting production database issues using Redgate monitoring/logs, with strong root‐cause analysis and performance diagnostics skills Analyse, design, and implement database solutions for given business and technical problems Enhance existing backend data platforms to deliver new business requirements Maintain existing ...

Senior Specialist Engineer (Specialist Site Reliability Engineer SRE)

Hiring Organisation
UK Health Security Agency
Location
Birmingham, Chilton, Leeds, Liverpool, London, Porton, E14 4PU, United Kingdom
Salary
£41983.00 to £52113.00
manage these aspects while taking responsibility for multiple cloud infrastructure services. Observability of systems will be key to prioritising the operational service improvements and performance improvements to meet and exceed SLOs (Service Level Objectives). Main duties of the job Working with the HPC & SRE Team to: Ensure services … streamline tasks, reduce overhead on repeatable operations, reduce manual intervention and improve efficiency. Write code that is maintainable, clear, and concise Optimise system performance using strong problem-solving skills to identify bottlenecks with an engineering mindset Ensure systems can handle current and future workloads through automation and capacity planning ...

Senior Data Engineer

Hiring Organisation
Clearwater People Solutions
Location
Guildford, Surrey, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Plus Benefits
design, build, and optimisation of data architectures, models, warehouses, and data lake solutions that support reporting, analytics, and AI initiatives. Ensure solutions meet performance, scalability, and reliability standards across legacy and modern cloud platforms. Monitor and tune system, pipeline, and query performance. Continuously refine pipelines to enhance efficiency, reduce … control (Git) and the DevOps methodology. Ability to design, maintain, and optimise scalable ETL/ELT pipelines. Ability to troubleshoot complex data issues, monitor performance, and implement automated solutions. Strong analytical and problem-solving capabilities with an emphasis on performance tuning and scalability. Please apply as directed ...

Production Engineer

Location
City Of London, England, United Kingdom
ability to lead multiple projects simultaneously, delivering to deadlines Expert-level experience with MSSQL, Oracle and Sybase database environments, including complex query-writing and performance tuning A natural leader who relishes the prospect of supporting an expanding business and driving continuous improvement in support functions Motivated self-starter … scope for growth. And connections act as a catalyst. Sparking richer solutions for our clients to break new ground, modernising markets for future performance, and creating dynamic careers for our people. Our capacity to connect builds trust, supports communities and gives us the power to anticipate and respond ...

Analytics Engineer

Location
Greater London, England, United Kingdom
remit Help us modernise: we’re actively evolving this stack and expect you to challenge and improve it, not just operate it Warehouse cost & performance Own the performance and cost profile of our Redshift warehouse — you should be able to read a query plan, choose sensible sort … from scratch Nice‐to‐haves Airflow or similar orchestration tools, and familiarity with data ingestion tools such as dlt or Airbyte Warehouse cost and performance tuning, particularly on Redshift Fintech, investment management, or another regulated industry Handling PII responsibly in an analytics environment — sanitised vs. restricted datasets, role ...

Senior Data Engineer

Location
Manchester, England, United Kingdom
Python and cloud-native orchestration services Implement data quality checks, validation processes, monitoring and logging to ensure trusted and reliable data delivery Support the performance tuning and optimisation of data pipelines, SQL workloads and integration services Work with AWS services such as S3, Glue, Lambda, Athena and Step ...

Production Engineer

Location
Greater London, England, United Kingdom
ability to lead multiple projects simultaneously, delivering to deadlines* Expert-level experience with MSSQL, Oracle and Sybase database environments, including complex query-writing and performance tuning* A natural leader who relishes the prospect of supporting an expanding business and driving continuous improvement in support functions* Motivated self-starter ...

Data Engineer, Vice President

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
data collection, deep market expertise, and continuously evolving methodologies. Its data and technology underpin how investors raise capital, evaluate opportunities, monitor portfolios, and assess performance at scale. About Company Intelligence Company Intelligence is Preqins private company data platform, providing structured, auditable company-level data and analytics across the private … markets investment lifecycle. It integrates company, deal, and ownership data with fund, manager, and performance information to deliver a connected view of private capital activity. Built on granular data and robust methodologies, Company Intelligence supports scalable analysis across deal sourcing, due diligence, valuation benchmarking, and comparative research. By increasing ...

Senior Software Engineer Python

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
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 … with event-driven architectures. 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 ...

Principal Data Scientist - Optimisation Engineering

Location
Greater London, England, United Kingdom
ambiguous problem statements, and define measurable outcomes and acceptance criteria. Collaborate with OR/optimisation experts to integrate solvers (e.g., Gurobi) and ensure model performance, correctness, explainability, and maintainability. Establish strong engineering practices: code review, automated testing, CI/CD, release management, incident response, and post‐incident learning. Build … observability into optimisation services (KPIs, logs, traces) and manage performance tuning (latency, throughput, cost) across environments. Contribute hands‐on when needed (prototyping, critical‐path coding, reviews), while primarily enabling the team to deliver consistently. Required qualifications Proven experience leading a software engineering team delivering production‐grade systems (people ...

data engineer for transformation analytics

Location
Greater London, England, United Kingdom
Описание McKinsey & Company develops Wave, a SaaS product that helps clients manage improvement programs and transformations by tracking initiative progress, performance, budgets, timelines, and impact on longer-term goals. Its Transformatics team builds data and AI products that provide analytics insights for clients and McKinsey teams involved in transformation … rapid business data access and emerging technology incubation Design and develop scalable, reusable data products for analytics, reporting, and machine learning pipelines Implement query tuning, indexing, partitioning, and caching strategies in platforms such as Snowflake and Databricks Collaborate with data scientists, engineers, and business teams to deliver analytics-ready ...

data engineer in fintech

Location
Greater London, England, United Kingdom
advanced analytics and AI-powered applications across fintech, healthcare, and digital services. Задачи Design and build SQL databases from scratch for scalability, reliability, and performance Optimise and maintain existing database systems to improve query performance and efficiency Architect, implement, and manage cloud-based databases and data solutions … Proficiency in Python for data processing and basic machine learning workflows Solid understanding of data modelling, ETL processes, and data architecture principles Experience with performance tuning and query optimisation Strong problem-solving skills and attention to detail Nice to have: experience with big data tools or distributed data ...

Data Engineer

Location
Bristol, England, United Kingdom
Synapse Analytics. Manage and enhance data lakes, data warehouses, and data storage solutions. Develop and optimize SQL queries, data models, and database objects for performance and scalability. Ensure data quality, security, governance, and compliance with organizational standards. Implement CI/CD practices and support deployment automation using Azure DevOps. … Databricks. Azure Synapse Analytics. Azure Data Lake Storage (ADLS). Azure SQL Database and SQL Server. Microsoft Fabric (preferred). Advanced SQL development and performance tuning skills. Experience with Python, PySpark, or Scala for data processing. Knowledge of data warehousing concepts and dimensional modelling. Experience with CI/ ...

Senior Database Developer

Location
Greater London, England, United Kingdom
growing financial technology business is looking for a Senior Database Developer to join its London technology team and take significant ownership of the design, performance and evolution of its core data platform. This is a hands‐on senior position for someone who has developed deep SQL Server expertise … enterprise‐scale SQL Server solutions Taking ownership of schema design, data modelling and data architecture Optimising complex queries, execution plans, indexes and overall database performance Diagnosing production database issues and conducting root‐cause analysis Developing and maintaining data pipelines using dbt Supporting existing SSIS/SSRS solutions Managing database ...

Senior Lead Software Engineer, Big Data & Cloud Engineering — Risk Central (London)

Location
Greater London, England, United Kingdom
with stakeholders across Front Office, Risk, Product Control, and Finance to deliver timely, consistent, high-quality analytics. You will help strengthen reliability, governance, and performance across enterprise data platforms, including Databricks and Amazon Redshift. As a Senior Lead Software Engineer at JPMorgan Chase in the Risk Central team … operational excellence. Design and build robust batch and streaming pipelines using distributed compute for high-volume workloads. Implement efficient data modeling, partitioning, and performance tuning strategies for large datasets. Build reusable frameworks and components to accelerate onboarding of new datasets and analytics use cases. Engineer data products ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
operational decision‐making. You will drive the development of data pipelines, models, and architecture across our modern data stack (AWS, Snowflake, dbt) ensuring performance, reliability, and scalability. Working closely with Architecture, Data Analytics, and Salesforce teams, you will drive the evolution of our data platform, guide best practices … models and frameworks to ensure high data quality, consistency, and maintainability. Own data pipeline reliability, proactively monitoring, troubleshooting, and resolving complex data and performance issues with minimal disruption. Architect and evolve analytics‐ready data models (e.g., star schemas, data marts), balancing performance, flexibility, and usability. Collaborate with senior ...

Senior Systems Specialist (ERP) - Middlesbrough

Location
Tees Valley, England, United Kingdom
layers, bespoke extensions, integrations, batch services, reporting and downstream data products. Define technical standards for configuration versus customisation, extension patterns, environment topology, supportability, resilience, performance, observability, security and data privacy. Govern enterprise versus local design decisions, ensuring justified country-specific requirements are accommodated without creating uncontrolled divergence or unnecessary … including controlled transition from legacy AX/NAV estates to BC and/or F&O where this is the approved target architecture. Operations, Performance & Problem Management Own ERP operational health and service targets, using application telemetry, SQL/database diagnostics, batch monitoring, integration logs and platform monitoring ...

Senior Database Administrator

Hiring Organisation
London Business School
Location
Greater London, United Kingdom
Employment Type
Full Time
services and will play a critical part in our migration to Microsoft Azure. You will provide deep technical expertise across database operations, migration planning, performance tuning, security and service improvement. Working closely with Technology colleagues, project teams, suppliers and business stakeholders, you will ensure our database platforms … dependency planning. Manage day to day operational support for Microsoft SQL Server and related Azure data services. Monitor, tune and continuously improve database performance, availability, capacity and resilience. Troubleshoot and resolve database integrity, performance, replication, connectivity and security issues. Respond to alerts, failed jobs and incidents, ensuring timely ...

devops engineer in low-latency trading infrastructure

Location
Greater London, England, United Kingdom
operational readiness; Use infrastructure as code and configuration management tools such as Terraform, Chef, or Ansible to drive consistency and repeatability; Troubleshoot complex deployment, performance, networking, and infrastructure issues, preventing recurring manual fixes through automation; Use AI-assisted engineering tools to accelerate development, automation, troubleshooting, documentation, and operational workflows … communication skills and the ability to drive issues to resolution with technical and non-technical stakeholders; Linux/Unix administration, operational support, troubleshooting, and performance tuning experience; Scripting or programming experience in Python, Bash, or similar; CI/CD pipeline experience with Jenkins, GitLab, or similar; Experience with ...

Senior .Net Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £85000/annum
Server and SAP Business One backend tables Database Management : Write optimized SQL queries, stored procedures, and indexing strategies to efficiently handle large datasets Performance Optimization : Monitor and enhance API performance, database query execution, and application scalability Documentation : Maintain clear and detailed documentation for APIs, database structures … Code Quality : Conduct code reviews, debugging, and error handling to maintain system reliability Best Practices : Stay up to date with API design standards, database performance tuning, and cloud integration trends What You’ll Need 5+ years of backend development experience Strong .NET and C# skills for API development ...

Senior Technical Consultant - Data Architect

Location
Greater London, England, United Kingdom
roadmaps and ensuring alignment to customer business objectives. Snowflake Architecture: Design and optimise Snowflake environments, including data sharing, secure data access, data warehouse design, performance tuning, governance, and cost optimisation. Databricks Architecture: Design and implement Databricks lakehouse architectures, supporting large-scale data engineering, streaming, analytics, AI, and machine … strategic asset and enabling data-driven decision making. Ability to mentor engineers and architects while contributing to technical leadership within delivery teams. Experience balancing performance, security, scalability, and cost optimisation within cloud data platforms. #J-18808-Ljbffr ...