451 to 475 of 499 Performance Tuning Jobs in the UK

Interim Data Operations Lead

Location
Greater London, England, United Kingdom
transforming data into meaningful insights, we'd love to hear from you. What Your Impact Is In this role, you will: Ensure the availability, performance, and stability of ERM's core SQL database environment and business intelligence platforms. Support and optimize critical business systems, including ERM's finance platform … similar role. Advanced expertise in Microsoft SQL Server and related technologies. Strong proficiency in SQL, stored procedures, functions, views, query optimization, and database performance tuning. Experience with database design, schema development, logical and physical data modelling. Strong understanding of query languages and analytics technologies, including SQL, MDX, DAX, Power ...

Solutions Architect - HPC/GPU

Hiring Organisation
ECS Resource Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £850/day
design and delivery Experience across GPU computing, workload optimisation and distributed AI/HPC environments Hands-on experience with multi-GPU/multi-node performance tuning Good understanding of containerisation and orchestration within AI/HPC environments Experience within an OEM, hyperscaler, cloud or enterprise/research ...

Real-Time Teleoperation Engineer for Humanoid Robots

Location
Greater London, England, United Kingdom
precise human control of complex robots. The role covers cross-functional collaboration across controls, manipulation, hardware, and operations, with emphasis on testing, logging, and performance tuning. #J-18808-Ljbffr ...

Senior Engineer, Risk Engineering

Location
United Kingdom
provides market infrastructure and information services. These include: **Bullish** **Exchange** – a regulated and institutionally focused digital assets spot and derivatives exchange, integrating a high-performance central limit order book matching engine with automated market making to provide deep and predictable liquidity. Bullish Exchange is regulated in Germany, Hong Kong … Gibraltar. **CoinDesk** **Indices** – a collection of tradable proprietary and single-asset benchmarks and indices that track the performance of digital assets for global institutions in the digital assets and traditional finance industries. **CoinDesk** **Data** - a broad suite of digital assets market data and analytics, providing real-time insights into ...

Oracle DBA

Hiring Organisation
SKILLFINDER INTERNATIONAL
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
large-scale environment supporting critical Oracle E-business Suite (EBS) platforms and Oracle databases. This is a hands-on role focused on administration, performance, stability, patching, upgrades and cloud migration initiatives. The successful candidate will work across complex production environments, supporting Oracle EBS R12, Oracle databases, Linux/… transformation projects. Key Responsibilities Administration and support of Oracle EBS R12 environments. Database administration, maintenance, upgrades and patching. Oracle Apps and Database cloning activities. Performance monitoring, tuning and troubleshooting. Management of Oracle RAC and high-availability environments. RMAN backup and recovery administration. Support and administration of Linux ...

Oracle EBS EXA DBA

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450 per day + Inside IR35 via Umbrella
Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching, and cross-platform migrations. Conduct performance diagnostics and tuning using AWR, ASH, execution plans, and trace files to resolve locks, resource contention, and wait events. Implement disaster recovery … from on-premises infrastructure to OCI or Azure. Ensure secure connectivity, proper network setup (DNS, TCP/IP, firewalls, load balancers), and post-migration performance stabilization. 4. Support, Operations & Compliance Provide tier-3 production support and participate in major incident response and root cause analysis (RCA). Execute operational ...

Senior Databricks Solution Architect

Location
Norwich, England, United Kingdom
processing. Design Delta Lake architectures including: Delta tables Medallion architecture (Bronze/Silver/Gold layers) Data quality frameworks Schema evolution andoptimization Perform Databricks performancetuning: Cluster optimization Spark job optimization Query tuning Cost optimization Implement Databricks governanceand security using: Unity Catalog Access controls Data lineage Audit capabilities Lead migration ...

Principal Data Engineer

Location
Greater London, England, United Kingdom
into an object-centric model. Design and execute a modern Data Lake strategy centred on Apache Iceberg as the core storage format, ensuring high-performance querying and seamless interoperability with Snowflake and heterogeneous compute engines. AI-Accelerated Schema & Pipeline Engineering: Develop and maintain end-to-end multi-stream ingestion … pipelines using Kafka, AWS, and Snowflake. Write robust enterprise services in Java or Scala, leveraging AI coding assistants for rapid code generation, refactoring, and performance tuning. Technical Strategy & Database Optimization: Promote technical direction and engineering best practices across teams for Change Data Capture (CDC), clustering, data migration, and aggregation. ...

Cloud Infrastructure Architect

Hiring Organisation
Acorn Insurance
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
with Security Operations and SOC teams to ensure monitoring, logging, and incident response capabilities are embedded Develop automation and service optimisation strategies to improve performance, cost efficiency, and availability. Conduct capacity planning, resilience engineering, disaster recovery design, and performance tuning. Act as a subject-matter expert and trusted ...

Blue Yonder (BY) WMS Lead Consultant

Hiring Organisation
DCV Technologies Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£565 per day
automation and operational support. Analyse and troubleshoot interfaces with ERP, transportation, automation and other third-party systems. Support batch jobs, monitoring, issue resolution and performance tuning. Contribute to upgrades, patches and continuous improvement. Essential Candidate Profile Demonstrable hands-on Blue Yonder WMS experience. This is mandatory, not simply generic … picking, packing, shipping and cycle counting. Strong SQL and PL/SQL development expertise. Unix/Linux and shell scripting knowledge. Database concepts and performance optimisation. Integration technologies, APIs and interface troubleshooting. Data warehousing and ETL concepts. Experience of Git and Agile delivery practices. Strong analytical/problem-solving ...

Senior Backend Engineer (Java)

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
/week on-site) Role Type: Contract About the Role We are seeking a Senior Backend Engineer to design, build, and scale resilient, high-performance distributed systems. This role is ideal for a pragmatic developer who thrives in fast-paced Agile environments, excels at navigating large existing codebases … track record of driving technical solutions independently. Nice-to-Haves Cloud platform experience with AWS or GCP . Experience with GraphQL and JVM performance tuning. Knowledge of SLOs/SLIs , error budgets, and high-scale consumer platforms. Experience with A/B testing frameworks or cross-team technical leadership. ...

Principal Enterprise Data Architect

Location
Welwyn, England, United Kingdom
Resolves semantic ambiguity and structural conflicts across diverse business units to create a cohesive, single source of truth. Ensures data structures are optimized for performance, scalability, security, and cost-efficiency. Stakeholder Management: Liaises directly with senior leadership, product owners, and business analysts to translate business strategy into technical data … modeling tools. Mastery of multiple modeling paradigms, e.g. Relational, Dimensional, and NoSQL/Document modeling. Advanced knowledge of database optimization, indexing strategies, and query performance tuning. Additional Qualifications: Exceptional Stakeholder Management: Ability to act as a key advisor and translate complex technical architecture into clear business outcomes ...

Founding Engineer

Location
Greater London, England, United Kingdom
quantitative systems. The company is establishing its founding engineering team to design, build, and scale their core platform from the ground up, delivering high-performance solutions for complex data processing and mission-critical workflows. The Role We are seeking an exceptional Founding Engineer , a hands-on technical expert … throughput systems. You will own the total realisation of complex ideas into working solutions, architecting systems from scratch, refactoring paradigms where needed, creating high-performance code across the tech stack, and taking full responsibility for end-to-end execution. Build & Refine Core Platform Foundations: Drive the architectural vision ...

Oracle DBA

Hiring Organisation
Harvey Nash
Location
Manchester, UK
applications . This role would suit a hands-on Oracle DBA who enjoys balancing operational support with continuous improvement, helping to ensure the stability, performance and resilience of a highly available database environment. You'll work closely with infrastructure and application teams, playing a key role in maintaining service … very much an Oracle-focused position , requiring someone who can confidently manage complex database environments while helping to maintain the availability, security and performance of critical systems. Key Responsibilities: Administration, monitoring and support of a large Oracle database estate Management of Oracle Data Guard environments Backup, recovery, disaster recovery ...

Senior Engineer, Trading Product Engineering

Location
Greater London, England, United Kingdom
provides market infrastructure and information services. These include: **Bullish** **Exchange** – a regulated and institutionally focused digital assets spot and derivatives exchange, integrating a high-performance central limit order book matching engine with automated market making to provide deep and predictable liquidity. Bullish Exchange is regulated in Germany, Hong Kong … Gibraltar. **CoinDesk** **Indices** – a collection of tradable proprietary and single-asset benchmarks and indices that track the performance of digital assets for global institutions in the digital assets and traditional finance industries. **CoinDesk** **Data** - a broad suite of digital assets market data and analytics, providing real-time insights into ...

Senior Data Engineer

Location
England, United Kingdom
consultant will be responsible for migrating an existing Azure Synapse Dedicated SQL Pool codebase into Databricks, ensuring the migrated solution delivers equivalent or improved performance, maintains data accuracy and supports ongoing business consumption. We are specifically looking for someone with hands-on experience migrating complex SQL workloads from Synapse … processing engine and Databricks' Spark-based execution. Optimise query execution, joins, data transformations and pipeline performance. Deliver equivalent or improved pipeline performance following migration. Perform comprehensive reconciliation and validation to ensure data accuracy and consistency with existing migration thresholds. Troubleshoot migration issues and deliver a production-ready solution within ...

Web: Full Stack Tech Lead

Location
Greater London, England, United Kingdom
native builder : Cursor, v0 , Claude Code (and friends) are daily drivers for rapid prototyping and refactors. React + TypeScript mastery: component design, hooks, performance, testing (Vitest/Jest, Playwright). FastAPI expertise: async patterns, Pydantic schemas, pagination, auth (OAuth2/OIDC), rate‐limits, background jobs. Elasticsearch fluency: mappings/… analyzers (ngrams, synonyms), aggregations, filters, sorting, performance tuning. Cloud & DevOps : solid experience on AWS and/or GCP , Docker, Terraform, GitHub Actions, monitoring/alerts. Datastores : Postgres (SQL, migrations), Redis (caching/queues). Quality & security : code reviews, type safety, lint/format, secrets mgmt, least‐privilege IAM, basic ...

Lead Software Engineer - LLM Ops Platform Reliability

Location
Paisley, Scotland, United Kingdom
site reliability practices to cutting-edge AI platforms. You'll work hands-on with cloud and Kubernetes-based deployments, deep observability, and cost-aware performance tuning. If you enjoy solving hard production problems and making platforms measurably better, you'll find meaningful impact and growth here. As a Lead … will build and scale AI infrastructure that modernizes traditional infrastructure management and site reliability engineering through applied AI. You will own the reliability, performance, and cost-efficiency of the LLM inference platform end to end. You will operate large language model serving stacks (such as vLLM ...

Technical Lead / Lead Engineer

Location
Greater London, England, United Kingdom
coding, testing, documentation, observability, security) and ensure consistent adoption across the team. Provide hands-on contribution where needed (critical ETLs, framework components, design spikes, performance fixes). ETL orchestration & data movement Design and develop robust ETL pipelines orchestrated in Airflow , including scheduling strategies, dependency management, retries, backfills, and processing. … runbooks. Platform engineering (multi-tenancy & scalability) Evolve the multi-tenant architecture: tenant isolation, configuration management, metadata-driven pipelines, and scalable runtime patterns. Optimise for performance, cost, and reliability across environments (dev/test/prod), including capacity planning and operational SLAs. Automation, CI/CD and release engineering Improve ...

APPLICATION ARCHITECT L1(CONTRACT)

Location
Greater London, England, United Kingdom
coding, testing, documentation, observability, security) and ensure consistent adoption across the team. Provide hands‐on contribution where needed (critical ETLs, framework components, design spikes, performance fixes). ETL orchestration & data movement Design and develop robust ETL pipelines orchestrated in Airflow, including scheduling strategies, dependency management, retries, backfills, and processing. … runbooks. Platform engineering (multi-tenant & scalability) Evolve the multi-tenant architecture: tenant isolation, configuration management, metadata-driven pipelines, and scalable runtime patterns. Optimise for performance, cost, and reliability across environments (dev/test/prod), including capacity planning and operational SLAs. Automation, CI/CD and release engineering Improve ...

Data Engineering Lead (SVP)

Location
Belfast City District, Northern Ireland, United Kingdom
this role is to lead applications systems analysis and programming activities. Proven leadership in building and scaling enterprise data services, driving cloud transformation, optimising performance, capacity, and delivering AI enabled operational and analytics platform. Responsibilities Lead the design, engineering and delivery of next generation cloud data services supporting data … issues with transparency. Skills & Experience Essential Proven in-depth commercial experience in the following key areas: Databricks – Lakehouse architecture, Spark, Delta Lake, workflows and performance tuning. Apache Spark & Scala – High-performance distributed data processing and optimisation. Cloud Data Engineering (AWS) – Cloud-native data platforms and distributed computing. Data ...

Maximo Database Administrator

Location
East Midlands, England, United Kingdom
database migration activities. Administer, maintain, and tune IBM DB2 database environments. Design and implement robust backup, recovery, and disaster recovery strategies. Optimise database performance across IBM Maximo Application Suite (MAS) environments. Ensure database security, governance, and compliance requirements are met. Refactor and convert Oracle PL/SQL stored procedures … compatibility. Monitor database health, troubleshoot performance issues, and implement improvements. Work closely with infrastructure, application, and development teams to deliver database solutions. Essential Skills & Experience Proven experience delivering Oracle-to-DB2 migrations. Strong hands-on experience with DB2 administration, configuration, and performance tuning. Experience developing and implementing backup ...

Lead Data Analytics Engineer

Location
Slough, England, United Kingdom
testing. Detailed Job Description Key Responsibilities Build and maintain scalable modular data models using dbt inside Snowflake. Transition complex, unoptimised Teradata views into high-performance Snowflake tables. Implement data quality testing, version control (Git), and CI/CD pipelines for analytics code. Manage Snowflake warehouse optimization, access controls (ABAC … query performance tuning. Technical Requirements Core Platforms: Expert Snowflake knowledge and advanced dbt (Core/Cloud) experience. Modeling Concepts: Semantic Modeling, Dimensional Modeling (Kimball), Business/Logical/Physical Modelling. Skills: Software engineering mindset applied to SQL; git workflows, and automated testing. #J-18808-Ljbffr ...

SQL Database Developer

Location
Evercreech, England, United Kingdom
role is a good fit for someone with hands-on SQL Server development experience who is comfortable working across database development, reporting, ETL, and performance tuning. The right person should be able to take ownership of assigned work, prioritize deadlines, communicate clearly with IT and business stakeholders, and contribute … maintain SSRS reports and write ad hoc queries for business and IT needs. Design, update, and support relational database models and schemas. Tune query performance, troubleshoot database issues, and recommend improvements to existing processes and the overall platform. Follow IT best practices while collaborating with team members, team leads ...

Data Pipeline Engineer

Hiring Organisation
GlobalData UK Ltd
Location
Birmingham, West Midlands, United Kingdom, Digbeth, West Midlands (County)
Employment Type
Permanent
internal and external sources. Design and maintain data models and database structures. Monitor data quality and pipeline health, and resolve issues quickly. Optimise database performance and manage schema changes. Work with the wider team and the infrastructure team to keep pipelines robust and well documented. What we’re looking … years' experience building and running data pipelines in production, using Python and SQL. In-depth experience with PostgreSQL or a similar relational database, including performance tuning. Experience working with external data sources such as APIs, feeds and web data. A methodical approach to data quality and testing. Desirable Experience ...