426 to 450 of 886 Performance Optimisation Jobs in the UK

React/Next.js Developer (GraphQL, Headless CMS)

Hiring Organisation
Hays
Location
Northampton, Northamptonshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£45,000
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. * AWS Cloud ...

Client & Project Governance - Mid-Weight Project Manager

Location
Greater London, England, United Kingdom
technology implementations or digital marketing operations. Analytics, tagging, personalisation, CRM or CDP-related initiatives. Website migrations, cloud-hosted solutions and systems integrations. Accessibility, SEO, performance optimisation and digital experience best practices. Digital Experience Platforms (DXP) and modern CMS ecosystems. Working within consultancy, digital agency or transformation-focused environments ...

Lead Data Analyst

Hiring Organisation
London Business School
Location
Greater London, United Kingdom
Employment Type
Full Time
date and accurate financial information for own service area. Who We Are Looking For Advanced Power BI experience, including data modelling, DAX, performance optimisation and semantic model design. A professional manner and ability to develop effective working relationships with colleagues, clients and third parties Ability to prioritise tasks ...

Senior SaaS Architect & Platform Engineer

Location
Greater London, England, United Kingdom
development of high-scale SaaS products. You will work directly with our CTO to design robust, secure, and distributed systems. The role emphasizes mentoring, performance optimization, and strong security practices, with a focus on React, Node.js, TypeScript, and cloud infrastructure on AWS. #J-18808-Ljbffr ...

Senior Backend Engineer — Scalable AI Media Platforms

Location
United Kingdom
with DevOps on platform infrastructure. Occasional frontend touchpoints help expose backend capabilities. Responsibilities include API and system design, data processing, model integration, observability, and performance optimization to ensure low latency and high #J-18808-Ljbffr ...

Senior Full-Stack Architect & Platform Lead

Location
Greater London, England, United Kingdom
will partner with the CTO to design robust, secure, distributed systems and guide a team of talented engineers. The role emphasizes multi-tenant architectures, performance optimization, and strong security practices. Expertise in React, Node.js and TypeScript, PostgreSQL, Redis, Kubernetes, and AWS is essential to deliver scalable solutions. #J ...

Systems Administration Architect

Location
Birmingham, England, United Kingdom
technologies Solve high-level system issues and guide technical teams through escalations Align infrastructure solutions with business needs and clinical priorities Design DR strategies, performance optimizations, and interoperability enhancements Provide expert input on migration, integration, and security across critical systems Act as a bridge between IT leadership, engineering teams ...

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 ...

AppViewX Integration Engineer

Location
Bradford, England, United Kingdom
optimization skills are essential. Key Skills: AppViewX Development & Automation Keyfactor Command Integration PKI & Certificate Lifecycle Management REST APIs & Workflow Automation Python/PowerShell Scripting Performance Optimization & Troubleshooting DevOps & Automation Best Practices Experience: 5+ years in AppViewX automation, integration, and enterprise certificate management. Benefits A supportive, diverse, and global team ...

Senior Python Quant Developer, London – Systematic Trading: UK-Based Applicants Only

Location
Greater London, England, United Kingdom
discipline. Minimum of 5 years of experience in designing and implementing quantitative trading systems. Strong proficiency in Python, with experience in numerical libraries and performance optimisation. Demonstrable experience with systematic, computer-driven trading strategies. Understanding of various liquid asset classes such as equities, futures, and foreign exchange. Applicants must ...

Senior Product Engineer

Location
Greater London, England, United Kingdom
decisions you drove, not just tasks you completed Strong communication skills and ability to collaborate effectively across product, design, backend, and mobile Understanding of performance optimization techniques for modern web applications Based in London (or willing to relocate) and able to work from our office Benefits Competitive salary Biannual ...

Senior AI Software Engineer, Coding Agent

Location
Greater London, England, United Kingdom
accuracy. Excellent problem‐solving skills and the ability to work on complex, ambiguous projects, delivering results in a fast‐paced environment. Experience with observability, performance optimization, and production incident response. Bachelor's degree in Computer Science, AI, Machine Learning, or a related technical field (or equivalent practical experience). ...

Senior SAP BI Consultant

Hiring Organisation
Epson Europe B.V
Location
Hertfordshire, United Kingdom
Employment Type
Full Time
/4HANA Hands-on experience with a wide range of BW object types and tools Advanced development capabilities in data modeling, ETL processes, and performance optimization ABAP for BW Development Solid experience developing complex ABAP solutions for BW Skilled in creating custom function modules, class methods, and standalone programs ...

Forward Deployed Engineer

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 ...

Industry Consulting Consultant

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
Apex, Visualforce, Lightning Components, and Lightning Web Componentsthe creation of custom solutions tailored to client needs. Strong understanding of Salesforce governor limits and performance optimization principles for efficient and scalable applications for a large active user baseExpertise in large-scale integration using SOAP, REST, Streaming (including Lightning Events ...

Mobile iOS Engineer

Location
Greater London, England, United Kingdom
with product brilliance. An ideal candidate meets at least the following requirements: Expert in Swift, with deep knowledge of SwiftUI and UIKit. Proficient in performance optimization—memory, CPU, GPU—using low‐level tools to deliver blazing‐fast systems. Experienced in designing and shipping intuitive, pixel‐perfect mobile UIs that ...

SAP Technical Architect

Hiring Organisation
Focus on SAP
Location
City of London, London, United Kingdom
/4HANA, ECC, BTP, HANA, Basis and Fiori/UI5 . Design scalable SAP landscapes across DEV, QAS, PRD and Disaster Recovery , covering sizing, performance, availability and resilience. Provide technical leadership across ABAP, Fiori/UI5, OData, CDS Views, SAP Basis and development teams . Lead technical impact assessments … architecture reviews and performance optimisation across complex SAP environments. Integration & BTP Architecture Define end-to-end integration architecture across SAP and non-SAP platforms using SAP BTP Integration Suite (CPI), SAP PI/PO, REST/SOAP APIs, OData, IDocs and RFCs . Establish scalable ...

SAP Technical Architect

Hiring Organisation
Focus on SAP
Location
Stafford, England, United Kingdom
/4HANA, ECC, BTP, HANA, Basis and Fiori/UI5 . Design scalable SAP landscapes across DEV, QAS, PRD and Disaster Recovery , covering sizing, performance, availability and resilience. Provide technical leadership across ABAP, Fiori/UI5, OData, CDS Views, SAP Basis and development teams . Lead technical impact assessments … architecture reviews and performance optimisation across complex SAP environments. Integration & BTP Architecture Define end-to-end integration architecture across SAP and non-SAP platforms using SAP BTP Integration Suite (CPI), SAP PI/PO, REST/SOAP APIs, OData, IDocs and RFCs . Establish scalable ...

Principal Engineer (Gen AI and MACH Architecture)

Location
Greater London, England, United Kingdom
with preference for GCP and Vercel , or suitable equivalents on AWS and Azure, and the capability to draw parallels across platforms. GEO and LLM optimisation: experience designing intelligent experiences and content structures optimised for generative engine discovery and LLM retrieval. Model fine‐tuning: experience customising and fine‐tuning existing … observability, governance, testing and evaluation frameworks for production systems. Practical application of Generative AI to marketing and experience challenges; e.g. personalisation, content generation, campaign optimisation; with measurable production outcomes. Design Systems and Design to Code Design to Code workflow: advanced Design Systems thinking; experience bridging design intent through ...

Principal Engineer (Gen AI and MACH Architecture)

Hiring Organisation
Akqa
Location
London, UK
Employment Type
Full-time
with preference for GCP and Vercel, or suitable equivalents on AWS and Azure, and the capability to draw parallels across platforms. GEO and LLM optimisation: experience designing intelligent experiences and content structures optimised for generative engine discovery and LLM retrieval. Model fine-tuning: experience customising and fine-tuning existing … observability, governance, testing and evaluation frameworks for production systems. Practical application of Generative AI to marketing and experience challenges; e.g. personalisation, content generation, campaign optimisation; with measurable production outcomes. Design Systems and Design to CodeDesign to Code workflow: advanced Design Systems thinking; experience bridging design intent through ...

Senior Software Engineer

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. Requirements Key Responsibilities Design, develop, and maintain robust, scalable backend … 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 ...

Palantir Data Engineer

Location
Greater London, England, United Kingdom
products that drive transformation across the insurance sector. As part of your duties, you will be responsible for: Design, build, and maintain scalable, high-performance data pipelines and data platforms. Develop and manage data ingestion, transformation, and orchestration workflows within Palantir Foundry . Create and optimize Foundry datasets, pipelines … capabilities into data workflows and support the deployment of intelligent applications using Foundry AIP. Implement best practices for data quality, governance, security, and performance optimization. Contribute to CI/CD processes, DevOps practices, and cloud-native deployments. Work within Agile delivery teams to successfully deliver complex data engineering initiatives. ...

Senior Consultant

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 ...

Principal Fullstack Engineer (Angular/Swift or similar)

Hiring Organisation
Verisk Analytics
Location
London, UK
Employment Type
Full-time
engineering best practicesExperience working with cloud platforms such as Azure or AWSExperience developing and deploying microservices-based applicationsStrong understanding of high-availability, scalability, and performance optimization conceptsExperience working within Agile software development environmentsNice to haveExperience with Swift and the Vapor framework for server-side API developmentExperience building APIs with … technology stack, from user interfaces to APIs and backend servicesMentor engineers and provide technical guidance on complex development initiativesDrive best practices in software quality, performance, security, and maintainabilityCollaborate closely with Product, Engineering, and Architecture teams to translate business needs into technical solutionsSupport continuous improvement through modern DevOps and Agile ...

Azure Platform Engineer

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 ...