201 to 225 of 443 Performance Optimisation Jobs in the UK

Senior Robotics Software Engineer, Payload Integration

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Linux, RTOS, or bare‐metal development on resource‐constrained hardware. Programming Skills: Additional experience with Python, Go, or scripting for tooling and test automation. Performance Optimization: Familiarity with profiling and optimizing networked and hardware‐interfacing software. The salary range for this role is an estimate based on a wide ...

Principal Software Engineer AI Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
ownership of solution delivery from specification through deployment and ongoing optimisation. Review code and ensure engineering quality, maintainability, security, and performance. Support complex troubleshooting, performance tuning, and root‐cause analysis. AI‐Native Engineering Lead adoption of AI‐assisted development tools and agentic AI workflows. Apply Spec‐Driven Development principles …/CD pipelines, Infrastructure as Code (Terraform or equivalent). Strong understanding of cloud‐native architecture and operational excellence. Strong database design and optimisation experience. Experience with relational and NoSQL databases. Understanding of complex data flows, integration architectures, and performance optimisation. Practical experience using AI‐assisted engineering tools. ...

Power BI Developer - IT

Hiring Organisation
Alois Technologies Limited
Location
Lincoln, Lincolnshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 500 Daily
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 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) and how it impacts data ...

Power BI Developer - IT

Hiring Organisation
Alois Technologies Limited
Location
LN1, Lincoln, Lincolnshire, United Kingdom
Employment Type
Contract, Temporary
Salary
£400 - £500/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 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) and how it impacts data ...

Azure Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Service Plans, scaling models, host processes and environment lifecycles. Oversee Azure SQL Databases and Managed Instances, including availability, firewalls, private endpoints, Entra ID integration, performance monitoring, backups and recovery readiness. Manage certificates and secrets across Azure workloads using Azure Key Vault, App Service certificates and SSL/TLS automation … related hosting models. Experience administering Azure SQL Database and/or Managed Instance, including access controls, private connectivity, resource tiering, backup/recovery and performance optimisation. Strong experience with infrastructure as code, including Terraform, Bicep or ARM templates, to deploy modular and repeatable cloud resources. Experience managing certificates ...

Management Consultant Access Network Consultant

Hiring Organisation
Accenture
Location
London Area, United Kingdom
technology expertise. We support Tier-1 operators and technology vendors through large-scale RAN transformation programmes — from strategy and design through to deployment, optimisation, and ongoing operations. We leverage emerging technologies including Open RAN, 5G Advanced, 6G, Satellite, Generative AI, and Autonomous Networks to deliver measurable business outcomes … technical design session with a vendor engineering team. This role spans the full RAN value chain: pre-sales solutioning, architecture definition, programme delivery, performance optimisation, and the application of AI/ML and Autonomous Network techniques to transform how networks are operated. Support end-to-end RAN transformation ...

Head of Architecture and Performance

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
software architecture, system design, and integration Experience with cloud platforms (AWS/Azure), APIs, microservices, and distributed systems Knowledge of security, data architecture, and performance optimisation Proven ability to lead cross‐functional engineering teams Experience managing large-scale, enterprise delivery programmes Strong decision-making across trade-offs (cost ...

Senior Software Engineer – Data Visualisation & Graphics | London

Hiring Organisation
techstack Recruitment
Location
City of London, London, United Kingdom
dashboard-building role. You’ll be working on the underlying systems that make complex visualisations fast, accurate, and scalable. The challenges range from rendering performance and interaction design through to algorithms, graphics, API design, and numerical correctness. What you’ll be doing Designing and building core charting features used … developers around the world Working across rendering, interaction, animation, and visualisation infrastructure Solving performance-critical problems involving Canvas, SVG, and large datasets Improving correctness, precision, and usability across a sophisticated charting platform Designing APIs that are elegant, flexible, and easy for developers to adopt Taking features from initial concept ...

Infrastructure Engineer (Azure)

Hiring Organisation
Hays Technology
Location
Windsor, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum £45,000 - £50,000
contribute to the development of cloud and hybrid architecture, ensuring systems remain secure, available and scalable. Day-to-day responsibilities will include administration and optimisation of Microsoft 365 services such as Exchange Online, SharePoint, Teams and Entra ID, alongside ownership of modern endpoint management through Microsoft Intune, including Autopilot … resolution of cloud and identity related security incidents. You will also contribute to back up, disaster recovery and business continuity planning, monitor platform performance and resilience, manage certificates and domains, and work closely with third party suppliers where required. The role includes producing clear technical documentation, contributing to infrastructure ...

Mid-Weight Level Developer

Hiring Organisation
TQR
Location
Plymouth, Devon, South West, United Kingdom
Employment Type
Permanent
Salary
£40,000
production-ready storefronts Develop and maintain custom Shopify features and components Integrate third-party apps, APIs, and services (payments, shipping, CRM, etc.) Optimise website performance, speed, and SEO Troubleshoot, debug, and maintain existing Shopify stores Collaborate with internal teams to deliver projects to deadline and specification Requirements 25 years … Experience working with Shopify themes and APIs Understanding of responsive design and cross-browser compatibility Familiarity with Git version control Awareness of SEO and performance optimisation best practices Desirable Skills Experience developing Shopify apps Knowledge of React or modern JavaScript frameworks Experience with Shopify Hydrogen or headless commerce ...

Senior Front End Engineer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
deliver features from concept through to production Contribute to and evolve front-end architecture, component libraries, and shared patterns Maintain high standards across performance, accessibility, and overall user experience Support production stability and continuously improve the quality of live systems Provide technical guidance, contribute to code reviews, and mentor … TypeScript and modern frameworks such as React, Vue.js, or similar Solid front-end engineering fundamentals including: Component-based architecture State management Responsive design Accessibility Performance optimisation Internationalisation Experience with automated testing (component and end-to-end) using tools such as Playwright, Cypress, or similar Familiarity with CI/ ...

iOS Developer - 6 Months

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£537 per day 537 Inside IR35
Design, develop, and maintain native iOS applications using Swift and the iOS SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support, and API efficiency Support production releases, ensuring readiness for App Store submission Address App Store compliance issues and respond … Proven experience integrating REST APIs (or similar services) Hands-on knowledge of App Store Connect, TestFlight, provisioning, and code signing Experience with mobile performance optimisation and secure coding practices Active SC clearance Desirable: Experience working with GDS (Government Digital Service) standards Familiarity with AI platforms and APIs (e.g. ...

Senior JVM Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience … technical trade-offs System ownership experience Strong Java development skills Understanding of how Java applications run in production JVM tuning and troubleshooting experience Performance optimisation experience #J-18808-Ljbffr ...

Senior JVM Software Engineer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience … technical trade-offs System ownership experience Strong Java development skills Understanding of how Java applications run in production JVM tuning and troubleshooting experience Performance optimisation experience Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering ...

Ecommerce Front End Developer (React, GraphQL)

Hiring Organisation
Hays Technology
Location
Northampton, Northamptonshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £45000/annum £40-45k
exposure to headless CMS platforms such as Hygraph * Good understanding of GraphQL and modern data fetching approaches * Understanding of PWA concepts and frontend performance optimisation * Strong communication skills, with the ability to engage non-technical stakeholders * Experience building B2B and B2C e-commerce websites is essential, interacting with ...

T-ISAC Platform Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scalable workflows, automation capabilities and collaboration tools for threat intelligence sharing and enrichment. Service Reliability & Operations: Lead operational reliability through proactive monitoring, incident management, performance optimisation and secure‐by‐design engineering practices. Integration & Interoperability: Deliver and support integrations, APIs and data‐exchange capabilities that enable secure, scalable intelligence ...

BMC Helix ITSM Technical Consultant/Architect

Hiring Organisation
Falcon Chase International
Location
Andover, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
ADDM) and CMDB data models. Configure workflows, approvals, SLAs, OLAs, escalations and automation rules. Provide Level 3 production support, platform administration, upgrades, patching and performance optimisation. Work closely with business stakeholders, Solution Architects and Service Management teams to deliver scalable ITSM solutions aligned with ITIL v4. Produce technical documentation ...

BMC Helix ITSM Technical Consultant/Architect

Hiring Organisation
Falcon Chase International
Location
Andover, Hampshire, UK
Employment Type
Full-time
CMDB data models. \n Configure workflows, approvals, SLAs, OLAs, escalations and automation rules. \n Provide Level 3 production support, platform administration, upgrades, patching and performance optimisation. \n Work closely with business stakeholders, Solution Architects and Service Management teams to deliver scalable ITSM solutions aligned with ITIL v4. \n Produce ...

Senior Embedded Software Engineer

Hiring Organisation
Platform Recruitment
Location
Whittlesford, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
Linux platforms using Yocto. Working at kernel, driver and system level on Arm-based embedded platforms. Supporting board bring-up, hardware integration, debugging and performance optimisation. Developing software for RTOS and bare-metal embedded systems. Collaborating with FPGA, electronics and multidisciplinary engineering teams across a variety of projects. Requirements ...

Forward Deployed Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
requirements, to extend our base capabilities and/or interface with external systems to achieve the customer’s goals. Provide expert troubleshooting, debugging, and performance optimization for deployed solutions to ensure stability and efficiency. Collaborate with engineering, product, and go‐to‐market teams to prioritize feedback, shape product direction ...

Senior Engine Programmer - Unreal

Hiring Organisation
Jobleads-UK
Location
Wakefield, England, United Kingdom
focus on extending, optimising, and maintaining Unreal Engine systems that support game development across the project. You'll work on engine-level features, tooling, performance improvements, and platform-specific solutions that enable the wider team to build high-quality experiences efficiently. You'll be trusted to solve complex technical … engineering team. Responsibilities Design, implement, and maintain engine-level systems within Unreal Engine Extend and customise Unreal systems where project requirements demand it Improve performance, memory usage, loading times, and scalability Develop tools, workflows, and automation that improve team efficiency Investigate and resolve low-level technical issues across platforms ...

Principal Software Engineer - Data and AI - Accelerator Business

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
agents with planning, memory, and workflow orchestration Implement tools and frameworks for model versioning, experiment tracking, and lifecycle management Develop systems to monitor model performance and address data and model drift Recommend best practices for model integration and deployment patterns Design and implement effective testing strategies, including unit, component … integration, end-to-end, performance, and champion/challenger tests, establish output validation best practices, recommendations and guardrails to reduce hallucinations Ensure platform compliance with data privacy, security, and regulatory standards Mentor team members on platform design principles and best practices Guide colleagues on coding practices, design principles ...

Senior Technology Architect Snowflake

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
technology evaluations, and platform transformation initiatives. Establish governance, security, resilience, scalability, and cost‐optimization frameworks. Lead Snowflake architecture covering security, governance, RBAC, data sharing, performance optimization, and multi‐environment strategy. Define enterprise data platform standards and operational best practices. Guide warehouse sizing, workload management, performance tuning, and cost ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
deep expertise in Python to join our growing engineering team. In this role, you will be responsible for designing, developing, and maintaining scalable, high-performance applications while playing a key role in shaping technical architecture and mentoring junior engineers. Key Responsibilities Design, develop, and maintain robust, scalable backend systems … following best practices and coding standards. Collaborate with cross-functional teams including product managers, designers, and DevOps to deliver high-quality features. Optimize application performance, reliability, and scalability. Participate in architectural discussions and contribute to technical decision-making. Conduct code reviews and ensure adherence to quality standards. Troubleshoot, debug ...

Senior Consultant

Hiring Organisation
Jobleads-UK
Location
Reading, England, United Kingdom
Synapse Analytics, Azure SQL and Data Lake technologies . Proven experience implementing Lakehouse, Data Warehouse and Medallion Architecture patterns, including data modelling, governance and performance optimization . Expertise in building scalable data ingestion, transformation and orchestration pipelines, integrating data from cloud, on‐premises and third‐party business systems. Strong … Valley Park, Reading, including a free gym on site and expect our staff to attend at least once per month. Competitive salary and a performance‐based bonus scheme. Comprehensive Benefits Package (Income Protection, Enhanced Pension Scheme (Salary Sacrifice), Life Assurance and Private Medical Care). 25 days holiday (increased ...