1 to 25 of 70 Remote Performance Optimisation Jobs in the South East

Full Stack Developer - Python, Java or .Net

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
with TDD and writing automated tests before coding. Nice-to-Have Skills Experience in healthcare or public sector projects. Knowledge of monitoring tools and performance optimisation. Familiarity with microservices architecture. What you'll get in return Flexible working options available. What you need ...

Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
resonsible for designing, building, and maintaining scalable applications. You'll work across the full Microsoft Technology stack, contributing to both new feature development and performance optimisation of existing systems. Key Responsibilities: Design, develop, and maintain robust software components for their EPOS platform using C#, .NET 6/… ASP.NET Core . Build and integrate RESTful APIs , microservices , and backend services that ensure high performance and scalability. Work closely with UI/UX designers , QA engineers , and product managers to deliver high-quality releases on schedule. Participate in code reviews , sprint planning , and architecture discussions . Optimise database ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Wembley, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Orpington, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Downe, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Erith, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Belvedere, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Sidcup, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Chislehurst, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Forest Hill, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
West Wickham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Kingston Upon Thames, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Cloud Engineering Team Lead

Hiring Organisation
Sky
Location
Kenley, south east england, united kingdom
experience in logging systems (e.g. ELK stack ) Proven experience in monitoring systems (e.g. Prometheus ) Proven experience in tracing systems (e.g. OpenTelemetry , Jaeger) Experience in performance optimization and resource management Relevant certifications (AWS, Google) Understanding of Agile methodologies Ability to diagnose and resolve service- affecting issues in a Broadcast/ ...

Senior Frontend Developer

Hiring Organisation
Noir
Location
Slough, Berkshire, UK
Employment Type
Full-time
join a company where your work genuinely matters. This is a role for engineers who are passionate about React, committed to building intuitive, high-performance interfaces, and excited about delivering cross-platform experiences using React Native. You'll play a key role in shaping the UI across both … design system. The team values engineers who are curious, collaborative, and eager to explore new ways of solving complex challenges, whether that's improving performance, enhancing accessibility, or leveraging tools like Storybook, Vite, and cutting-edge AI workflows. As a senior engineer, you'll help define the future ...

Senior Front End Developer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
join a company where your work genuinely matters. This is a role for engineers who are passionate about React , committed to building intuitive, high-performance interfaces, and excited about delivering cross-platform experiences using React Native . You'll play a key role in shaping the UI across both … design system. The team values engineers who are curious, collaborative, and eager to explore new ways of solving complex challenges, whether that's improving performance, enhancing accessibility, or leveraging tools like Storybook, Vite, and cutting-edge AI workflows. As a senior engineer, you'll help define the future ...

Chief Technology Officer CTO - Hands-On Back-End Developer

Hiring Organisation
MORRIS SINCLAIR RECRUITMENT LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £150,000 per annum
environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee … solution delivery, ensuring performance, security, and maintainability. Collaborate cross-functionally with data scientists, agronomists, and stakeholders to shape product direction. Own cloud infrastructure strategy and implementation on Microsoft Azure . Lead innovation in sustainability-focused agricultural technology and analytics . Contribute to recruitment and technical assessment (including coding challenge ...

Senior .Net Developer

Hiring Organisation
MORRIS SINCLAIR RECRUITMENT LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
Style Coding Challenge Designed to evaluate algorithmic problem-solving skills Focus on efficient, optimised solutions Challenges will test: Data Structures Algorithm Design Computational Thinking Performance Optimisation Ideal Candidate Profile: Academic and Professional Requirements: Minimum Qualification: Degree/Masters/PhD in Computing, Data Science, or Equivalent Proven Commercial ...

Senior Architect - API

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
architectures and messaging strategies to power automation and connectivity across the enterprise. Provide technical leadership for large-scale, complex applications - from conceptual design to performance optimisation. Influence strategic decisions across cloud-native , SaaS , and on-premises environments. Collaborate with senior stakeholders, delivery teams, and other architects to ensure alignment ...

Senior Mobile App Engineer - React Native

Hiring Organisation
Future
Location
Southampton, UK
Employment Type
Full-time
React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimization techniques REST API integration expertise using Axios, authentication handling, error management, and data transformation DevOps experience with CI/CD pipelines, app store ...

Senior Mobile App Engineer - React Native

Hiring Organisation
Future
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimization techniques REST API integration expertise using Axios, authentication handling, error management, and data transformation DevOps experience with CI/CD pipelines, app store ...

Senior Mobile App Engineer - React Native

Hiring Organisation
Future
Location
Woking, Surrey, UK
Employment Type
Full-time
React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimization techniques REST API integration expertise using Axios, authentication handling, error management, and data transformation DevOps experience with CI/CD pipelines, app store ...

Senior Mobile App Engineer - React Native

Hiring Organisation
Future
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimization techniques REST API integration expertise using Axios, authentication handling, error management, and data transformation DevOps experience with CI/CD pipelines, app store ...

Senior Mobile App Engineer - React Native

Hiring Organisation
Future
Location
Dartford, Kent, UK
Employment Type
Full-time
React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimization techniques REST API integration expertise using Axios, authentication handling, error management, and data transformation DevOps experience with CI/CD pipelines, app store ...