76 to 100 of 398 Performance Optimisation Jobs in England

Lead Frontend Developer

Hiring Organisation
VIQU IT
Location
Leicester, Braunstone, Leicestershire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £73000/annum Bonus
coding standards and champion engineering best practices. Lead code reviews and mentor developers to improve quality and consistency. Design, build and enhance a high-performance eCommerce platform serving millions of users. Collaborate with Product, Delivery and Engineering teams to influence technical direction. Drive continuous improvement across development processes … applications, ideally within eCommerce. Strong Node.js experience. Previous technical leadership experience through mentoring, code reviews and setting development standards. Solid understanding of frontend performance optimisation and responsive design. Experience working within Agile development teams. Excellent communication and problem-solving skills. What's on Offer ...

Head of Sales

Hiring Organisation
Hays Business Support
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 140,000 Annual
ensuring consistent delivery against ambitious commercial objectives. Key responsibilities include: Developing and delivering the national sales strategy to drive sustainable revenue growth Owning sales performance, forecasting, budgeting and territory planning Building, coaching and developing a high-performing field sales team Creating a culture of accountability, continuous improvement and commercial … excellence Establishing scalable sales processes, performance metrics and reporting frameworks Monitoring key business performance indicators and identifying opportunities for growth and optimisation Collaborating with senior leadership and cross-functional teams to align commercial objectives with wider business goals Building strong relationships with executive-level stakeholders across ...

Lead Software Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
products. Develop and maintain Infrastructure as Code and CI/CD pipelines to support automated delivery. Promote best practices across software quality, accessibility, security, performance and scalability. Contribute to engineering communities by sharing knowledge, driving technical standards and supporting continuous improvement. Travel to client sites across … building and maintaining CI/CD pipelines using tools such as GitHub Actions, GitLab CI, Jenkins, CircleCI or ArgoCD. Strong understanding of accessibility, security, performance optimisation and caching best practices. Proven experience leading engineering teams and mentoring developers. What's on Offer Bonus Private medical insurance. Hybrid working ...

Dell Boomi Integration Consultant

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Azure DevOps or Jenkins, supporting automated testing and controlled promotion between environments Provide 3rd-line production support, including system monitoring, troubleshooting, error resolution and performance optimisation Required Experience: Extensive hands-on experience with Dell Boomi AtomSphere (Process, Mapping, Profiles) alongside Boomi MFT and Boomi API Management Strong enterprise ...

Full Stack Developer - React/Node

Hiring Organisation
Tank Recruitment
Location
Plymouth, Devon, United Kingdom
Employment Type
Permanent
beneficial: Python or Ruby on Rails Java Docker Redis Nginx CI/CD pipelines Cloud hosting platforms Mobile application development (iOS or Android) Performance optimisation and application security API integrations and webhook development Software Developer Location: Plymouth (Full-Time, Office-Based) Salary: Competitive + Benefits React - Node - TypeScript ...

Software Engineer

Hiring Organisation
Teksystems
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
mitigation for agentic workflows Technical Skills & Experience : Full-Stack Engineering: Strong proficiency in Java/Spring Boot REST APIs, event-driven services, security, and performance optimisation Solid React development skills and API integration Experience with relational and in memory databases (PostgreSQL, Redis) Messaging and streaming platforms Kafka ...

Senior Embedded Rust / Systems Developer

Hiring Organisation
YT Technologies
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
their close-knit, highly collaborative R&D team of 8 engineering professionals. This is a pure systems-level engineering role focused entirely on writing performance-critical software directly for embedded devices, not servers. If you are looking for an autonomous environment where you can solve complex technical challenges using … Rusts memory safety and concurrency features, this is your next project. Key Responsibilities Design & Develop: Build and maintain high-performance, safe, and maintainable systems software using Rust. Architecture & Collaboration: Collaborate with team members on architectural decisions, own features end-to-end from design through to deployment, and participate ...

Senior Data Engineer

Hiring Organisation
Anson Mccade
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
Spark, Flink or similar distributed data frameworks. Experience delivering solutions within AWS or other major cloud platforms. Strong understanding of data architecture, scalability and performance optimisation. Experience working with containerisation, Infrastructure as Code and automated deployment approaches. Ability to engage confidently with both technical and non-technical stakeholders. Experience ...

Data Engineer

Hiring Organisation
Hydrogen Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
cloud data platform. Support the adoption of modern engineering practices, automation and AI-assisted development tools. Champion best practice around data quality, governance and performance optimisation. Skills & Experience Essential Strong commercial experience as a Data Engineer. Expert knowledge of Snowflake . Strong experience with DBT . Data modelling experience ...

Senior Software Engineer RPG (Fxed Term Contract)

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
platform and application lifecycle. Experience developing and maintaining 5250‐based business applications. Experience with DB2 for i database development and performance optimisation. Ability to design and build integrations using REST APIs. Experience working with JSON and XML data formats. Knowledge of CL programming and IBM i operational processes. Experience ...

Infrastructure Engineer - Manchester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
such as Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Infrastructure Engineer - Gloucester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
such as Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Senior Software Engineer RPG (Fxed Term Contract)

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£45,000
platform and application lifecycle. Experience developing and maintaining 5250-based business applications. Experience with DB2 for i database development and performance optimisation. Ability to design and build integrations using REST APIs. Experience working with JSON and XML data formats. Knowledge of CL programming and IBM i operational processes. Experience ...

Salesforce Senior Dev/Tech Lead

Hiring Organisation
Tata Consultancy Services
Location
City of London, London, United Kingdom
OAuth Authentication Middleware Integration Patterns DevOps & Tools Salesforce DX Git Azure DevOps Copado Jenkins (desirable) VS Code Data Loader Technical Leadership Solution Design Application Performance Optimization Code Review & Quality Assurance Mentoring Development Teams Agile/Scrum Delivery Knowledge of Government Digital Services (GDS) HMRC Governance Processes Data Protection & GDPR ...

Lead .NET Developer

Hiring Organisation
Proactive Appointments
Location
Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 75,000 Annual
stakeholder management and communication skills Previous experience leading or mentoring developers Desirable Blazor Elasticsearch Azure DevOps Azure Key Vault, Monitor, Application Insights Cosmos DB Performance optimisation and security best practices Recruitment and people management experience Benefits Annual performance bonus Private medical, dental, life assurance, and income protection ...

Senior Data Engineer

Hiring Organisation
IntaPeople
Location
Sutton, Sutton South, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £428/day
complex data challenges, building scalable pipelines and working with modern cloud technologies. The successful candidate will play a key role in the ongoing development, optimisation and support of an established data platform while also mentoring more junior engineers within the team. As a Senior Data Engineer … customer-facing applications. Working closely with engineers, analysts and stakeholders, you'll help drive best practice across data engineering, data quality and platform performance whilst contributing to the evolution of the organisation's data capabilities. Key Responsibilities: Design, develop and maintain ETL and data integration solutions Build and optimise ...

Lead .NET Developer

Hiring Organisation
Proactive Appointments
Location
Camberley, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 - 75,000 Annual
following would be a distinct advantage: Blazor Elasticsearch Azure DevOps Azure Key Vault, Azure Monitor, and Application Insights Cosmos DB Performance optimisation and security best practices Recruitment and people management What's on Offer Annual performance bonus Private medical and dental cover Life assurance and income protection ...

Principal Software Engineer - Full Stack - AI

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
Establish robust LLM observability, evaluations, and caching, implementing latency optimisations and comprehensive monitoring (logging, usage tracking, agent behaviour). Operational Excellence: Champion high availability, performance optimisation, and observability across frontends and backend microservices, focusing on practices that maintain platform reliability and optimise MTTD and MTTR. Mentorship & Collaboration: Elevate … agentic/multi‐agent architectures, and building/consuming Model Context Protocol (MCP) services. System Observability & Quality: Strong experience with application observability, logging, and performance monitoring across distributed backend systems and frontend applications. Communication & Collaboration: Exceptional communication skills with a demonstrated ability to collaborate across engineering, product, and design ...

Shopify Developer

Hiring Organisation
Tank Recruitment
Location
Plymouth, Devon, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Developer with strong front-end experience to help enhance and evolve a high-traffic commerce platform. This position is focused on feature development, integrations, performance improvements, and user experience optimisation across a large-scale online environment. It's a development-focused role with real ownership and the opportunity … front-end functionality and reusable components Building landing pages, customer journeys, and interactive site features Integrating third-party systems and external services Improving platform performance, usability, and maintainability Supporting releases, campaigns, and ongoing platform enhancements Working closely with internal design and commercial teams Contributing to development standards, tooling ...

Contract Technical Lead (Azure Databricks Platform)

Hiring Organisation
X4 Technology
Location
City of London, London, United Kingdom
near real-time. They're looking for an experienced Technical Lead to define the technical direction of the Azure Databricks platform, driving architecture, performance optimisation and engineering best practices across one of the organisation's most strategic cloud modernisation programmes. Responsibilities for the Contract Technical Lead – Azure Databricks … through to production. Drive best practices across data engineering, platform architecture, governance, security and engineering standards, mentoring teams and influencing technical direction. Optimise Databricks performance, including Structured Streaming, Delta Live Tables and cloud cost efficiency. Partner with business stakeholders, architects and engineering teams to translate complex requirements into scalable ...

Lead Integration Developer

Hiring Organisation
Vital Energi Ltd
Location
Blackburn, Lancashire, North West, United Kingdom
Employment Type
Permanent
platforms Governance & standards - Establish and maintain integration governance, documentation and development standards. - Define approaches for data mapping, transformation, monitoring, error handling and exception management. Performance and reliability: - Monitor and optimise integration performance, throughput and scalability. - Identify and resolve bottlenecks across integration processes and data flows. Vendor and platform … pipeline development Phyton and C# development Data modelling and governance principals Security, Authentication, and authorisation mechanisms for system integrations Monitoring, troubleshooting and performance optimisation of integration platforms The company is opposed to all forms of discrimination and will select for employment, training and promotion on the basis ...

Security Data and Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
cloud, endpoint, network and SaaS sources Define and continuously improve data quality standards to support detection, investigation and threat hunting Contribute to the operation, performance and evolution of the Elastic Security platform Apply software engineering and scripting skills, for example in Python or Bash, to automate ingestion, validation, monitoring … Qualifications Strong experience with Elastic Stack and data engineering technologies such as Logstash, Beats, Kafka or similar Expertise in Elastic data modelling, indexing and performance optimisation Experience designing scalable log collection and processing architectures Knowledge of data governance, retention and security telemetry across cloud, endpoint and network Experience ...

Lead Python Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Rest Framework, with occasional exposure to GraphQL Collaborate with product owners, stakeholders, and engineers to shape technical solutions Contribute to system architecture, refactoring, and performance optimisation Ensure high code quality through PEP8 compliance, automated formatting (Black, isort), and best practices Drive strong testing culture, including unit and integration … role, managing or mentoring a small development team Solid understanding of software architecture and system design principles Strong experience with relational databases and SQL optimisation Hands‐on experience with Docker (Dockerfiles, Docker Compose) Excellent knowledge of software engineering best practices, testing, and CI/CD workflows Confidence working ...

Senior Engineering Manager, Web Apps

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
shaping how Roku’s advertising applications evolve and scale. What You’ll Be Doing Hiring a quality software engineering professionals and build a high-performance team to deliver Roku’s business objectives Set clear objectives for the team and individuals that are measurable and attainable Collaborate with stakeholders … changing business priorities and technical roadmaps Proven record of implementing essential software engineering practices including code review, automated testing, CI/CD pipelines and performance optimisation Demonstrated experience hiring, training, retaining and mentoring high‐performing engineering teams History of successful stakeholder collaboration with product managers, designers and senior ...

Frontend Engineer - Java and Open Source - Private and FS

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
digital products. Your role involves ensuring that the code aligns with these requirements and adheres to our architectural and front-end coding standards. Performance optimisation is key, and you'll employ best practices to enhance our applications. Additionally, you'll stay proactive by suggesting upgrades and updates … providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits. Strong Career Progression & mentorship coaching through our Strength ...