176 to 200 of 338 Performance Optimisation Jobs in the UK

Cloud Engineer / AWS - Liverpool

Hiring Organisation
Oscar Associates (UK) Limited
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent
across a modern multi-cloud environment. What you'll be doing: Design and build cloud systems that support AI workloads and tools Ensure high performance and low latency using Cloudflare Manage and optimise infrastructure across Amazon Web Services and Google Cloud Platform Work with object storage solutions like Amazon … with business teams to roll out SaaS tools that support company growth Implement security best practices across cloud environments Monitor, troubleshoot, and optimise system performance Support automation using Infrastructure as Code What we're looking for: Strong experience with AWS and/or GCP Experience working with CDNs (Cloudflare ...

User Experience Designer

Hiring Organisation
Bluetree Recruits
Location
Chobham, England, United Kingdom
Work within WordPress environments to update layouts, configure plugins and support live sites Collaborate daily with development to ensure designs are practical, scalable and performance-conscious Core skills Strong visual design fundamentals: typography, hierarchy, spacing, colour Experience with Figma and Adobe Creative Suite Working knowledge of HTML … digital strategy Ability to balance creative ambition with technical reality Nice to have Experience designing app interfaces Familiarity with headless CMS environments Awareness of performance optimisation principles Experience collaborating with React or modern JS environments Benefits include 25 Days holiday a year (holiday must be taken between Christmas ...

Enterprise Resources Planning Manager

Hiring Organisation
IT Works Recruitment LTD
Location
England, United Kingdom
Responsibilities Epicor System Ownership Act as the internal owner and subject matter expert for Epicor ERP Manage system configuration, upgrades, patching and performance optimisation Maintain user roles, permissions and security settings Oversee system health, reliability and data integrity Work with external Epicor partners where specialist support is required … system integrations between Epicor and other platforms (CRM, PLM, MES and other operational systems) Work with IT teams or service providers to maintain system performance and reliability Contribute to broader IT strategy and digital transformation initiatives User Support & Training Provide support and guidance to Epicor users across the business ...

iOS Developer

Hiring Organisation
Expedia Group
Location
City of London, London, United Kingdom
enabled capabilities across the mobile platform. In this role, you will: Lead the design, development, and maintenance of advanced iOS applications, ensuring high performance, quality, and responsiveness across Expedia Group’s product suite. Architect and implement robust, scalable system and API designs, including effective data modelling to support complex … maintainable iOS mobile architectures, leveraging common design patterns such as MVVM or VIPER Advanced proficiency in SwiftUI - Skilled in multi-threading, concurrency, and performance optimisation Prior experience in the search domain or travel industry, such as building or scaling search, discovery in consumer mobile apps. Experience establishing technical ...

Founding Product Engineer

Hiring Organisation
Albert Bow
Location
London Area, United Kingdom
from design through to deployment • Developing APIs, background processing systems, and AI-driven workflows • Working with data-heavy pipelines and retrieval-based systems • Improving performance across queries, APIs, and infrastructure • Operating within a cloud-native environment (GCP) • Debugging production issues and driving resolution • Collaborating closely with product, mobile … They’re Looking For • 5+ years building production backend systems • Strong experience with Python and Django (DRF) • Solid understanding of SQL, system design, and performance optimisation • Experience with background job systems (e.g. Celery) • Exposure to LLMs, AI systems, or agent-based architectures • Experience working in cloud environments (ideally ...

FREELANCE - AWS (Amazon Connect) Solution Architect - REMOTE

Hiring Organisation
RED Global
Location
East London, London, United Kingdom
architecture using Amazon Connect Define IVR and call routing logic aligned with Salesforce Produce the target state architecture (BYOT likely) Ensure security, compliance, and performance optimisation Collaborate with DevOps on deployment and automation Guide and upskill internal teams Key Requirements Strong hands-on Amazon Connect experience Experience with ...

FREELANCE - AWS (Amazon Connect) Solution Architect - REMOTE

Hiring Organisation
RED Global
Location
Central London / West End, London, United Kingdom
architecture using Amazon Connect Define IVR and call routing logic aligned with Salesforce Produce the target state architecture (BYOT likely) Ensure security, compliance, and performance optimisation Collaborate with DevOps on deployment and automation Guide and upskill internal teams Key Requirements Strong hands-on Amazon Connect experience Experience with ...

FREELANCE - AWS (Amazon Connect) Solution Architect - REMOTE

Hiring Organisation
RED Global
Location
Leeds, West Yorkshire, United Kingdom
architecture using Amazon Connect Define IVR and call routing logic aligned with Salesforce Produce the target state architecture (BYOT likely) Ensure security, compliance, and performance optimisation Collaborate with DevOps on deployment and automation Guide and upskill internal teams Key Requirements Strong hands-on Amazon Connect experience Experience with ...

FREELANCE - AWS (Amazon Connect) Solution Architect - REMOTE

Hiring Organisation
RED Global
Location
Leigh, Greater Manchester, United Kingdom
architecture using Amazon Connect Define IVR and call routing logic aligned with Salesforce Produce the target state architecture (BYOT likely) Ensure security, compliance, and performance optimisation Collaborate with DevOps on deployment and automation Guide and upskill internal teams Key Requirements Strong hands-on Amazon Connect experience Experience with ...

Software Developer (React) - Up to £120,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
people genuinely love what they work on Friendly, tight-knit engineering culture Flat structure with clear and achievable progression Exposure to cutting-edge tooling, performance optimisation, and large-scale systems ...

Digital Designer and Developer

Hiring Organisation
Digital Gurus
Location
Essex, England, United Kingdom
deliver projects to deadlines Make basic HTML/CSS updates and support responsive design implementation Support wider digital activity such as SEO, PPC, or performance optimisation when required Requirements Experience designing and building websites Strong visual design skills, with a clean and modern aesthetic Familiarity with tools such ...

Senior React Native Developer

Hiring Organisation
Client Server
Location
North London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
hooks, state management, lifecycle You have experience of implementing secure application architecture, including RBAC and user permissions You have a good understanding of mobile performance optimisation (e.g. FlatList vs ScrollView) You have experience with API integration and authentication flows You're collaborative and pragmatic with great communication skills ...

Data Engineering Product Owner, Technology, Data Bricks, Microsoft

Hiring Organisation
Carrington Recruitment Solutions Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Data Engineering before moving into Product Ownership Technical proficiency:Familiarity with Azure services (e.g., Data Lake, Synapse, Fabric) and Databricks for data engineering, analytics, performance optimisation, and governance Development Framework experience within Microsoft Stack Technologies Experience with implementing and optimising scalable cloud infrastructure is highly valued Backlog management ...

Data Bricks Product Owner, Microsoft Fabric Product Owner, Part Remote

Hiring Organisation
Carrington Recruitment Solutions Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Fabric etc) before moving into Product Ownership Technical proficiency:Familiarity with Azure services (e.g., Data Lake, Synapse, Fabric) and Databricks for data engineering, analytics, performance optimisation, and governance Development Framework experience within Microsoft Stack Technologies Experience with implementing and optimising scalable cloud infrastructure is highly valued Backlog management ...

Data Bricks Product Owner, Microsoft Fabric Product Owner, Mainly Remote

Hiring Organisation
Carrington Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum, Negotiable
Fabric etc) before moving into Product Ownership Technical proficiency: Familiarity with Azure services (e.g., Data Lake, Synapse, Fabric) and Databricks for data engineering, analytics, performance optimisation, and governance Development Framework experience within Microsoft Stack Technologies Experience with implementing and optimising scalable cloud infrastructure is highly valued Backlog management ...

Data Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £560 per day
working with Azure Databricks, including SQL development, data modelling, and PySpark. * Proven capability in SQL Server, including complex T-SQL logic, stored procedures, and performance optimisation. * Hands-on experience with dbt for modular, testable data model development. * Solid understanding of legacy BI environments, particularly SSRS. * Knowledge of Tableau ...

OpenShift Architecture & Migration Design Specialist

Hiring Organisation
KBC Technologies UK LTD
Location
Sheffield, South Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£200 - £300 per day
VMware technologies such as vSphere, vCenter, and NSX for optimized deployments. Configure and manage Pure Storage solutions (FlashArray, FlashBlade) to support OpenShift workloads. Ensure performance optimization and compatibility across OpenShift, VMware, and storage infrastructure. CI/CD & DevOps Integration Design and implement CI/CD pipelines optimized for OpenShift ...

ServiceNow Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
REST/SOAP, MID Server) Implemented alert correlation rules and suppression strategies CMDB models aligned with CSDM, knowledge of ACC Post-launch support and performance optimization reports ...

Embedded Linux Software Engineer - Duxford - Hybrid (2/3) to £65k+Excellent Benefits

Hiring Organisation
Ascent Sourcing Ltd
Location
Babraham, Cambridge, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
RTOS and bare metal embedded systems across the variety of silicon vendors (STMicroelectronics, Microchip etc.). Supporting system bring-up, board integration, debugging, and performance optimisation. Working collaboratively with FPGA and electronics teams. Participating in project planning, documentation, good software engineering practice, team culture, and team software process. ...

Dynamics Consultant

Hiring Organisation
Norton Blake
Location
London Area, United Kingdom
Actions) Design enterprise security architecture: Role-based access control (RBAC) Business unit hierarchy design Column-level security Azure AD/Entra ID integration Lead performance optimisation for high-volume environments Implement observability using Application Insights and Azure Monitor Field Service Architecture Architect custom scheduling extensions and Resource Scheduling … Optimisation (RSO) configurations Define mobile offline architecture for field technicians ...

VMWare Engineer - Inside IR35

Hiring Organisation
Adecco
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£525 - £550/day
contractor will provide advanced engineering expertise across VMware Cloud Foundation (VCF), VMware ESXi, VMware vSphere, and VMware NSX-T, ensuring stability, scalability, and performance of mission-critical academic and research systems. Scope of Work Provision, configure, and manage Linux and Windows VMs in enterprise clusters. Deploy and manage workloads … vMotion. Design and manage network virtualisation using VMware NSX-T. Perform VM lifecycle management (build, template creation, cloning, migration, decommissioning). Conduct performance monitoring, capacity planning, and resource optimisation. Support storage integration (SAN/NAS/vSAN) and ensure optimal IOPS performance. Implement and support backup, replication, and disaster ...

Power BI Developer

Hiring Organisation
Teqniq Ltd
Location
Newland, Lincoln, Lincolnshire, England, United Kingdom
Employment Type
Temporary
Salary
£367 per day
Dynamics 365/Dataverse (tables, relationships, option sets, including custom tables). Delivered reporting for Customer Service/Contact Centre : cases, queues, SLAs, agent performance, call statistics. Data extraction/refresh patterns from Dataverse (e.g., connector/TDS/Synapse Link/Fabric ) and shaping for analytics. Implements … governance, and performance optimisation (model + measures). Can translate service ops needs into clear KPIs, definitions, and usable dashboards. Nice to Haves: Knowledge of Omnichannel/contact centre metrics (e.g., FCR, AHT, backlog/aging). Broader Power Platform exposure (Power Apps/Automate ...

PowerBI Developer

Hiring Organisation
Job Switch Ltd
Location
Lincoln, Lincolnshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£370 per day
from Dynamics 365/Dataverse (tables, relationships, option sets, including custom tables) Delivered reporting for Customer Service/Contact Centre : cases, queues, SLAs, agent performance, call statistics. Data extraction/refresh patterns from Dataverse (e.g., connector/TDS/Synapse Link/Fabric ) and shaping for analytics PowerBI Developer … Implements RLS , governance, and performance optimisation (model + measures) Can translate service ops needs into clear KPIs, definitions, and usable dashboards Nice to Haves PowerBI Developer Knowledge of Omnichannel/contact centre metrics (e.g., FCR, AHT, backlog/aging) Broader Power Platform exposure (Power Apps/Automate ...

Rust Software Engineer- Python/Rust- Embedded

Hiring Organisation
Anonymous
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £75000/annum Pension
Python Software Engineer with exposure to embedded systems development to join an engineering team. In this role, you will design and build reliable, high-performance software that runs close to hardware-as well as applications level development using rust & python You will work on systems where performance, safety … resource-constrained environment s . Integrate software with hardware peripherals and low-level interfaces. Contribute to architecture decisions and code reviews. Debug and optimise performance on embedded targets. Support testing, validation, and deployment of firmware/software components. Required Skills and Experience Professional experience with Rust and Python programming ...

SIEM Engineer

Hiring Organisation
Searchability NS&D
Location
Watford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £95,000 per annum
fund Structured professional development and training opportunities THE MANAGING SECURITY ENGINEER ROLE As a Managing Security Engineer, you will lead the design, deployment and optimisation of large-scale security monitoring platforms. You will work closely with cross functional engineering and security teams to ensure the right controls, tooling … processes are in place to protect critical systems and data. You will take ownership of detection engineering, SIEM platform performance and the full lifecycle of security detection content, ensuring security monitoring remains effective, scalable and reliable. Key responsibilities include: Acting SME on Elastic Security and Splunk Enterprise Security platforms ...