1 to 25 of 30 Performance Optimisation Jobs in the East Midlands

Senior Software Developer

Hiring Organisation
PostGrid
Location
Northampton, Northamptonshire, UK
Employment Type
Full-time
customer base. Your Responsibilities: Architectural Design: Architect, develop, and maintain scalable REST APIs that can serve a multitude of use cases without compromising on performance or backwards compatibility. Performance Optimisation: Identify and unlock performance opportunities within existing Node.js services, leveraging Rust to build high-performance ...

Senior Software Developer

Hiring Organisation
PostGrid
Location
Lincoln, Lincolnshire, UK
Employment Type
Full-time
customer base. Your Responsibilities: Architectural Design: Architect, develop, and maintain scalable REST APIs that can serve a multitude of use cases without compromising on performance or backwards compatibility. Performance Optimisation: Identify and unlock performance opportunities within existing Node.js services, leveraging Rust to build high-performance ...

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
Derby, Derbyshire, UK
Employment Type
Full-time
they need exceptional .NET Software Engineers to drive this evolution. Your Impact: Design and develop mission-critical platform services, APIs, and merchant portals Drive performance optimisation and system reliability through intelligent engineering Champion engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Leicester, UK
Employment Type
Full-time
Node.js, TypeScript, React, and modern cloud engineering Hands-on experience with AWS serverless, particularly Lambda, Step Functions, DynamoDB Solid understanding of scalable architecture and performance optimisation Experience in scale ups, startups, or SMEs where speed, ownership, and adaptability matter Strong debugging, problem solving, and delivery skills Interest ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Nottingham, UK
Employment Type
Full-time
Node.js, TypeScript, React, and modern cloud engineering Hands-on experience with AWS serverless, particularly Lambda, Step Functions, DynamoDB Solid understanding of scalable architecture and performance optimisation Experience in scale ups, startups, or SMEs where speed, ownership, and adaptability matter Strong debugging, problem solving, and delivery skills Interest ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Chesterfield, Derbyshire, UK
Employment Type
Full-time
Node.js, TypeScript, React, and modern cloud engineering Hands-on experience with AWS serverless, particularly Lambda, Step Functions, DynamoDB Solid understanding of scalable architecture and performance optimisation Experience in scale ups, startups, or SMEs where speed, ownership, and adaptability matter Strong debugging, problem solving, and delivery skills Interest ...

Software Engineer - Logistics & Operations

Hiring Organisation
PostGrid
Location
Leicester, UK
Employment Type
Full-time
distributed systems, job queues, and microservice architectures. Hands-on experience with both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB). Strong debugging and performance optimisation skills. Ability to write clean, maintainable, and well-documented code. Preferred Qualifications: Experience working with logistics, shipping APIs, or supply chain systems. Familiarity ...

Software Engineer - Logistics & Operations

Hiring Organisation
PostGrid
Location
Lincoln, Lincolnshire, UK
Employment Type
Full-time
distributed systems, job queues, and microservice architectures. Hands-on experience with both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB). Strong debugging and performance optimisation skills. Ability to write clean, maintainable, and well-documented code. Preferred Qualifications: Experience working with logistics, shipping APIs, or supply chain systems. Familiarity ...

Software Engineer - Logistics & Operations

Hiring Organisation
PostGrid
Location
Derby, Derbyshire, UK
Employment Type
Full-time
distributed systems, job queues, and microservice architectures. Hands-on experience with both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB). Strong debugging and performance optimisation skills. Ability to write clean, maintainable, and well-documented code. Preferred Qualifications: Experience working with logistics, shipping APIs, or supply chain systems. Familiarity ...

Software Engineer - Logistics & Operations

Hiring Organisation
PostGrid
Location
Northampton, Northamptonshire, UK
Employment Type
Full-time
distributed systems, job queues, and microservice architectures. Hands-on experience with both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB). Strong debugging and performance optimisation skills. Ability to write clean, maintainable, and well-documented code. Preferred Qualifications: Experience working with logistics, shipping APIs, or supply chain systems. Familiarity ...

React Developer

Hiring Organisation
FBI &TMT
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
applications built on React and React Native, supported by scalable API-driven services. Collaboration with cross-functional teams will be key to ensuring high-performance, accessible, and SEO-compliant applications. Key Responsibilities Building responsive web interfaces using React and mobile apps with React Native. Developing modular, cloud-ready APIs … microservices. Integrating with headless CMS and modern commerce platforms. Ensuring optimal performance, accessibility, and SEO standards. Contributing to a cross-platform design system and component library. Working in an Agile environment alongside designers, architects, and product teams. Job Requirements Proven hands-on experience with React and React Native. Strong ...

Senior AI Engineer

Hiring Organisation
Circuit Medical
Location
Nottingham, UK
Employment Type
Full-time
approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

PHP Developer

Hiring Organisation
Addition
Location
Leicester, Leicestershire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
Maintaining and enhancing a bespoke internal system covering CRM, stock management, and helpdesk functions. Building new features and integrations to expand platform capability. Improving performance, stability, and user experience across the application. Supporting front-end development using Vue.js and contributing to UI improvements. Collaborating closely with internal users … from spec to deployment. Good problem-solving skills and a collaborative approach to work. Nice-to-have: exposure to AWS deployments, performance optimisation, and tools like Envoyer or Vuetify. What’s in It for You: A business that genuinely invests in its people and culture. Pre-defined career ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B CorpTM
Location
Leicester, UK
Employment Type
Full-time
Contract Length Designing and building robust backend services across Python and Django Collaborating with product and platform teams to scale critical infrastructure Contributing to performance optimisation, secure coding, and clean architecture decisions Bringing in best practices across multiple programming paradigms and languages Core Skills for the Backend Engineer ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B CorpTM
Location
Derby, Derbyshire, UK
Employment Type
Full-time
Contract Length Designing and building robust backend services across Python and Django Collaborating with product and platform teams to scale critical infrastructure Contributing to performance optimisation, secure coding, and clean architecture decisions Bringing in best practices across multiple programming paradigms and languages Core Skills for the Backend Engineer ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B CorpTM
Location
Chesterfield, Derbyshire, UK
Employment Type
Full-time
Contract Length Designing and building robust backend services across Python and Django Collaborating with product and platform teams to scale critical infrastructure Contributing to performance optimisation, secure coding, and clean architecture decisions Bringing in best practices across multiple programming paradigms and languages Core Skills for the Backend Engineer ...

Senior Platforms Analyst

Hiring Organisation
De Montfort University Leicester
Location
Leicester, Leicestershire, England, United Kingdom
Employment Type
Temporary
Salary
£44,746 - £56,535 per annum
Directorate is focused on creating future-ready services that support academic and professional excellence. The Role You will lead the design, implementation, and optimisation of hybrid cloud and on-premises platform infrastructure. They will ensure platform resilience, scalability, and IT security while mentoring other team members. The role will … cloud platforms integrating legacy systems with cloud infrastructure that support the operation of modern applications Delivery of key infrastructure projects, private cloud integration, high performance compute configurations and a full infrastructure refresh investment in our on-premises element of our hybrid cloud configuration Team structure: As part ...

Software Engineer

Hiring Organisation
Understanding Solutions
Location
Chesterfield, Derbyshire, UK
Employment Type
Full-time
platform, leading the development of the execution layer and market-making system. You'll step into a technical leadership role, driving architecture, improving performance, and ensuring the system is built to world-class standards. If you've built ultra-low-latency trading systems before and want to take full … systems Proven ability to lead the build of execution engines, market-making platforms, or similar low-latency trading infrastructure Strong background in system architecture, performance optimisation, and fault-tolerant distributed systems Experience replacing or migrating systems from languages such as Python into Rust Comfortable taking full ownership ...

NetSuite Developer

Hiring Organisation
IT Works Recruitment LTD
Location
Leicester, UK
Employment Type
Full-time
closely with finance, operations, and IT teams to translate requirements into scalable customizations, integrations, and enhancements. This role focuses on SuiteScript development, system integrations, performance optimization, and ongoing platform support to ensure NetSuite runs efficiently, securely, and in line with best practices. ...

NetSuite Developer

Hiring Organisation
IT Works Recruitment LTD
Location
Nottingham, UK
Employment Type
Full-time
closely with finance, operations, and IT teams to translate requirements into scalable customizations, integrations, and enhancements. This role focuses on SuiteScript development, system integrations, performance optimization, and ongoing platform support to ensure NetSuite runs efficiently, securely, and in line with best practices. ...

NetSuite Developer

Hiring Organisation
IT Works Recruitment LTD
Location
Chesterfield, Derbyshire, UK
Employment Type
Full-time
closely with finance, operations, and IT teams to translate requirements into scalable customizations, integrations, and enhancements. This role focuses on SuiteScript development, system integrations, performance optimization, and ongoing platform support to ensure NetSuite runs efficiently, securely, and in line with best practices. ...

NetSuite Developer

Hiring Organisation
IT Works Recruitment LTD
Location
Northampton, Northamptonshire, UK
Employment Type
Full-time
closely with finance, operations, and IT teams to translate requirements into scalable customizations, integrations, and enhancements. This role focuses on SuiteScript development, system integrations, performance optimization, and ongoing platform support to ensure NetSuite runs efficiently, securely, and in line with best practices. ...

NetSuite Developer

Hiring Organisation
IT Works Recruitment LTD
Location
Lincoln, Lincolnshire, UK
Employment Type
Full-time
closely with finance, operations, and IT teams to translate requirements into scalable customizations, integrations, and enhancements. This role focuses on SuiteScript development, system integrations, performance optimization, and ongoing platform support to ensure NetSuite runs efficiently, securely, and in line with best practices. ...

Azure DevOps Lead

Hiring Organisation
The Citation Group
Location
Nottingham, UK
Employment Type
Full-time
stakeholders, we'd like to hear from you. Key Responsibilities: Team Leadership & Development: Lead, mentor, and develop a team of DevOps Engineers, setting clear performance expectations, providing constructive feedback, and fostering professional growth and career development opportunities. Strategic Planning: Define and communicate the Azure DevOps strategy and roadmap, aligning … Monitoring, Logging & Observability: Architect and oversee monitoring and logging solutions using Azure Monitor, Application Insights, and ELK Stack; ensure real-time visibility into system performance and security across all environments. Security & Compliance Leadership: Collaborate with security and compliance teams to establish and enforce security best practices across cloud resources ...

Azure DevOps Lead

Hiring Organisation
The Citation Group
Location
Northampton, Northamptonshire, UK
Employment Type
Full-time
stakeholders, we'd like to hear from you. Key Responsibilities: Team Leadership & Development: Lead, mentor, and develop a team of DevOps Engineers, setting clear performance expectations, providing constructive feedback, and fostering professional growth and career development opportunities. Strategic Planning: Define and communicate the Azure DevOps strategy and roadmap, aligning … Monitoring, Logging & Observability: Architect and oversee monitoring and logging solutions using Azure Monitor, Application Insights, and ELK Stack; ensure real-time visibility into system performance and security across all environments. Security & Compliance Leadership: Collaborate with security and compliance teams to establish and enforce security best practices across cloud resources ...