101 to 125 of 131 Performance Optimisation Jobs in the UK excluding London

Frontend Engineering Manager /Arch Manager GenAI experience

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
especially looking for individuals who are experts in front-end engineering for mobile or web platforms, with deep experience in modern frameworks and performance optimization. You’ll bring hands-on experience with generative AI technologies and understand how to apply them to enhance product experiences. Consulting experience is also ...

Senior Data Engineer

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£80,000
maintain, and enhance reporting and analytics capabilities through tools such as PowerBI, Tableau, or QuickSight. Apply best practices in data governance, data quality, and performance optimisation. Operate in an agile environment, contributing to technical discussions and problem-solving initiatives. Senior Data Engineer Requirements: Proven experience in building and managing … Synapse, Google BigQuery/Dataflow). Strong programming skills in Python, SQL, and Java for data engineering tasks. Experience designing reliable, maintainable, and high-performance data pipelines and architectures. Broad understanding of data warehousing, data lakes, and lakehouse architectures. Familiarity with business intelligence and data visualisation tools. Excellent analytical ...

Senior Full Stack Engineer – FX e Trading – London

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Temporary
Salary
£750 - £900 per day
+ Java) to help architect and build a new FX e-trading platform from the ground up, working across the stack to deliver high-performance, resilient, and secure systems. You will partner closely with product, trading, and infrastructure teams to deliver features end-to-end—from UI and desktop … drive state management, data visualization, and UX for trading workflows. Optimize latency, throughput, and reliability across the stack; instrument observability (metrics, tracing, logging) and performance profiling. Establish engineering best practices: code standards, testing strategies (unit/integration/E2E), CI/CD, secure coding, and release management. Mentor engineers ...

Senior Full Stack Engineer – FX e-trading – Java / React

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£759 - £900 per day
About the role Help architect and build a new FX e-trading platform from the ground up, working across the stack to deliver high-performance, resilient, and secure systems. Partner closely with product, trading, and infrastructure teams to deliver features end-to-end—from UI and desktop container experiences … drive state management, data visualization, and UX for trading workflows. Optimize latency, throughput, and reliability across the stack; instrument observability (metrics, tracing, logging) and performance profiling. Establish engineering best practices: code standards, testing strategies (unit/integration/E2E), CI/CD, secure coding, and release management. Mentor engineers ...

FX e Trading Senior Full Stack Engineer (React TypeScript + Java)

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£759 - £900 per day
About the role Help architect and build a new FX e-trading platform from the ground up, working across the stack to deliver high-performance, resilient, and secure systems. Partner closely with product, trading, and infrastructure teams to deliver features end-to-end—from UI and desktop container experiences … drive state management, data visualization, and UX for trading workflows. Optimize latency, throughput, and reliability across the stack; instrument observability (metrics, tracing, logging) and performance profiling. Establish engineering best practices: code standards, testing strategies (unit/integration/E2E), CI/CD, secure coding, and release management. Mentor engineers ...

OS Performance Expert

Hiring Organisation
Microtech Global Ltd
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
client are an international semiconductor company. As a Senior OS Performance Expert, you will play a crucial role in optimizing the performance of our new mobile operating systems OS. Responsibilities: Enhancing OS System Performance: - Conduct in-depth research on runtime resource management and control policies. - Investigate kernel … task scheduling and SOC frequency modulation mechanisms. - Analyse and collaborate between software/hardware co-design. - Identify and address Operating system performance bottlenecks. - Design and implement solutions to ensure smooth and superior product performance. Researching OS Application Architecture: - Build the competitiveness of key technologies in OS applications. - Improve application ...

Operating System Specialist

Hiring Organisation
microTECH Global LTD
Location
Cambridge, England, United Kingdom
Title: OS Performance Expert Job Type: Permanent Location: Cambridge, United Kingdom Our client are an international semiconductor company. As a Senior OS Performance Expert, you will play a crucial role in optimizing the performance of our new mobile operating systems OS. Responsibilities: Enhancing OS System Performance … policies. - Investigate kernel task scheduling and SOC frequency modulation mechanisms. - Analyse and collaborate between software/hardware co-design. - Identify and address Operating system performance bottlenecks. - Design and implement solutions to ensure smooth and superior product performance. Researching OS Application Architecture: - Build the competitiveness of key technologies ...

Principal Machine Learning Engineer - Production Systems

Hiring Organisation
SoftInWay UK Ltd
Location
Greater Bristol Area, United Kingdom
implement a scalable, production-grade architecture for our machine learning solver. This role bridges research prototypes and commercial deployment, ensuring reliability, maintainability, and performance in a mixed technology stack. Responsibilities Architect the ML Solver Platform : Define modular architecture for data preprocessing, model execution, and post-processing. Establish clear … pipelines, automated testing, and reproducibility standards. Integration & Interoperability : Design REST/gRPC endpoints for cross-language communication. Ensure compatibility with C#/.NET services. Performance & Scalability : Optimize GPU/CPU utilization, batching strategies, and memory management. Plan for multi-model and multi-tenant scenarios. MLOps & Lifecycle Management : Implement model ...

Staff DevSecOps Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
Engineer within our DevSecOps team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience of working … experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Design, build, deploy and manage a broad set of IT Infrastructure aligning to customer ...

Lead Data Engineer

Hiring Organisation
Arc IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
data marts that support complex analytics and operational use cases. Pipeline Optimization: Maintain and optimize data pipelines and warehouse environments to ensure top-tier performance, reliability, and scalability. Cross-Functional Collaboration: Effectively collaborate with cross-functional teams to translate business and technical requirements into high-quality, robust data solutions. …/ELT design and data orchestration, specifically with Apache Airflow. SQL Mastery: Strong SQL skills with significant experience in query tuning and performance optimisation. Programming Proficiency: Proficiency in Python and Bash (for data processing, scripting, and automation). Data Streaming: Familiarity with streaming data technologies (e.g., Kinesis, Kafka ...

Frontend Web Developer

Hiring Organisation
Goodfellow
Location
Huntingdon, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum
ensure a consistent and seamless user experience. Follow best practices and industry standards for frontend development, adhering to W3C standards and guidelines for accessibility, performance, and security. Providing and receiving constructive feedback to maintain high-quality code and contribute to the overall growth of the development team. Communicate effectively … devices and resolutions. Familiarity with version control systems (e.g., Git), task runners (e.g., Gulp, Grunt), and build tools. Understanding of web accessibility, SEO, and performance optimization best practices. Strong communication and collaboration skills, with the ability to effectively work within a team environment. Attention to detail, strong problem-solving ...

UI Engineer

Hiring Organisation
Pontoon
Location
Warwick, Warwickshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
shared design system. Write clean, modular, and testable front-end code that adheres to best practices and accessibility standards (WCAG 2.1). Optimize application performance and load times through efficient front-end architecture and code-splitting techniques. Conduct code reviews and provide constructive feedback to peers, contributing to front … Familiarity with state management libraries and component-based architectures. Experience with design systems and tools such as Figma or Storybook. Solid understanding of web performance optimization, testing (unit, integration, and end-to-end), and cross-browser compatibility. Knowledge of front-end tooling and bundlers like Webpack or Vite. Familiarity ...

OpenShift Architecture and Migration Design Specialist

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £520 per day
environments. oLeverage VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. oConfigure and manage Pure Storage solutions (e.g., FlashArray, FlashBlade) to provide high-performance, scalable storage for OpenShift workloads. oEnsure compatibility and performance optimization between OpenShift, VMware, and Pure Storage. 4.CI/CD Pipelines and DevOps Workflows ...

Infrastructure Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
Infrastructure Engineer within our Integration & Test team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience … experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Plan, develop, and execute software test and integration plans, ensuring compliance with specifications, while ...

Senior Software Engineer - ATE

Hiring Organisation
Concurrent
Location
Colchester, England, United Kingdom
building something powerful. Let’s build it together. We've delivered high-performance embedded computing solutions for four decades across industries including defence, telecoms, and aerospace. We’re proud to be experts in what we do and are looking for more brilliant people to join our team. The Role … advanced embedded computing products by operations. This is a key position in ensuring that every product meets the company’s exacting standards for performance and reliability and to support the rapidly growing production of our products. What will I be delivering? As a Senior Software Engineer within ...

Integration Engineer

Hiring Organisation
DigX
Location
Stafford, England, United Kingdom
/CD pipelines — Create and manage pipelines in Azure DevOps or GitHub Automation & scripting — Build workflows using PowerShell, Azure CLI, and REST APIs Performance & reliability — Debug, troubleshoot, and optimize integration workflows Technical documentation — Produce clear documentation and contribute to design sessions You'll Fit If You Have Essential … Event Grid CI/CD pipeline experience (Azure DevOps, Git) Scripting and automation skills: PowerShell, Azure CLI, REST APIs Strong debugging, troubleshooting, and performance optimization skills Desirable: Workday integration experience (HR, Recruitment, Payroll) Power Platform exposure (useful context, not required) Azure SQL, Cosmos DB, Application Insights experience Microsoft certifications ...

L3 Support Engineer Dot Net

Hiring Organisation
Stackstudio Digital Ltd
Location
Livingston, West Lothian, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
Engineer Retail domain The Role Dot Net Support Engineer L3 Support Dot Net (C#, VB.Net); JavaScript; Advanced SQL; REST APIs; Code-level debugging; Performance tuning; Incident/Problem/Change Management; Scripting (PowerShell/Shell); Application Monitoring Your Responsibilities Provide advanced L3 support for .Net and JavaScript-based applications … dive analysis and resolve complex incidents within SLA Debug code-level issues and collaborate with engineering teams for permanent fixes Drive systemic improvements and performance optimization Support releases, UAT, and go-lives; maintain change quality and documentation Partner with upstream and downstream teams to ensure service continuity Your Profile ...

Lead Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Oxford, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
excellence. Act as technical lead for the migration from Azure to Databricks. Architect and implement robust, cloud-first data solutions. Build and optimise high-performance data pipelines and ETL processes. Skills and Experience Proven experience as a Senior or Lead Data Engineer. Strong hands-on expertise with Databricks … PySpark/Spark SQL. Deep knowledge of the Azure data platform (Data Factory, Synapse, etc.). Solid understanding of data architecture principles and performance optimisation. Experience managing or mentoring junior engineers. What is on offer Salary up to £75,000. Hybrid working - one day per week in the office. ...

SAN Storage SME

Hiring Organisation
eTeam
Location
Sheffield, England, United Kingdom
operations within the OpenShift infrastructure migration project. This role will ensure that storage solutions are designed, implemented, and optimized to meet the bank's performance, scalability, and compliance requirements across multi-cloud, hybrid, or on-prem environments. Additionally, the SME will bring deep expertise in Pure Storage technologies … enable high-performance, reliable storage integration with containerized workloads. Key Responsibilities: Define storage architecture strategy for OpenShift clusters and workloads, incorporating Pure Storage best practices. Advise on storage provisioning, performance tuning, and capacity planning for Pure Storage arrays. Serve as the go-to expert for storage-related issues ...

Senior SAN Storage SME

Hiring Organisation
eTeam Inc
Location
Sheffield, South Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
operations within the OpenShift infrastructure migration project. This role will ensure that storage solutions are designed, implemented, and optimized to meet the bank's performance, scalability, and compliance requirements across multi-cloud, hybrid, or on-prem environments. Additionally, the SME will bring deep expertise in Pure Storage technologies … enable high-performance, reliable storage integration with containerized workloads. Key Responsibilities: Define storage architecture strategy for OpenShift clusters and workloads, incorporating Pure Storage best practices. Advise on storage provisioning, performance tuning, and capacity planning for Pure Storage arrays. Serve as the go-to expert for storage-related issues ...

AWS Support Engineer / Data Engineer Telecom Domain

Hiring Organisation
Stackstudio Digital Ltd
Location
Ipswich, Suffolk, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
£70,000
structured telecom datasets (CDRs, network logs, subscriber data) Data Lake Technologies: Expertise in Apache Iceberg table format Schema evolution, partitioning, compaction & metadata management Query performance tuning with Athena & Redshift Spectrum Redshift Expertise: Data modeling, distribution styles, sort keys Workload management (WLM) Performance optimization & troubleshooting Python: Automation scripts Data … processing workflows Monitoring, debugging, validation scripts AWS Support/Operations: Troubleshooting ETL failures, performance bottlenecks, pipeline issues Monitoring cloud workloads (CloudWatch, CloudTrail) Handling incidents, root-cause analysis (RCA), patching & releases Cost optimization and resource usage tracking Telecom Domain: Experience with OSS/BSS systems Understanding of CDR processing, network ...

IT Infrastructure & Operations Engineer

Hiring Organisation
TXP
Location
Swindon, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum Hybrid Working, Plus Benefits
Cloud services, business applications, and core networking systems. The successful candidate will lead the management of a new Microsoft 365 tenant, ensure system availability, performance, drive compliance and security. This role involves hands-on support, collaboration with external partners, and the implementation of governance and security protocols. Key Responsibilities … Administer Microsoft 365, Azure, Intune, and Entra ID environments. Support infrastructure standardisation and performance optimisation. Manage DNS, DHCP, and core network services. Lead SharePoint and Teams governance and data migration. Enhance endpoint security and oversee backup and disaster recovery. Provide end-user support and training, ensuring ITIL-aligned service ...

IT Infrastructure & Operations Engineer - Hereford

Hiring Organisation
TXP
Location
Hereford, Herefordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum Hybrid Working, Plus Benefits
Cloud services, business applications, and core networking systems. The successful candidate will lead the management of a new Microsoft 365 tenant, ensure system availability, performance, drive compliance and security. This role involves hands-on support, collaboration with external partners, and the implementation of governance and security protocols. Key Responsibilities … Administer Microsoft 365, Azure, Intune, and Entra ID environments. Support infrastructure standardisation and performance optimisation. Manage DNS, DHCP, and core network services. Lead SharePoint and Teams governance and data migration. Enhance endpoint security and oversee backup and disaster recovery. Provide end-user support and training, ensuring ITIL-aligned service ...

Senior Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Oxford, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
Engineers, fostering collaboration and driving technical excellence. Architect and implement robust, cloud-first data solutions. Drive migration projects from Azure to Databricks. Develop high-performance data pipelines and optimise ETL processes. Explore emerging technologies to keep the organisation ahead of the curve. Skills and Experience Proven experience … Databricks and PySpark/Spark SQL. Strong expertise with the Azure data platform (Data Factory, Synapse, etc.). Solid understanding of data architecture and performance optimisation. What is on offer Salary up to £75,000 . Hybrid working - one day per week in the office. 25 days holiday plus ...

Digital & AI Support Apprentice

Hiring Organisation
QA
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£16,000 per annum
experience in providing high-quality AI and cloud support to internal or external customers, troubleshooting AI-driven systems and cloud services to ensure availability, performance, and reliability at all times. With AI operations, cloud troubleshooting, and AWS administration at its core, an AI Support Engineer role within … machine learning engineering pathways. Create specialist AI support engineers with subject matter expertise aligned to business needs, including model monitoring, data pipelines, security, and performance optimisation. Entry requirements: 3 GCSEs (or equivalent) at grades 4+ (A-C) in any subject. GCSE Maths and English (or equivalents) at grades 3+ ...