1 to 25 of 46 Contract Performance Optimisation Jobs in England

Senior Full Stack Developer

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
performing solutions in Azure environments. Key Responsibilities Design, develop, and maintain scalable full-stack applications using React, Python, JavaScript, and TypeScript Build responsive, high-performance front-end solutions capable of handling large data volumes Develop and integrate APIs, microservices, and distributed systems Deploy and manage applications within Microsoft Azure …/CD pipelines to ensure reliable and repeatable deployments Collaborate closely with architecture, cloud, and AI teams to deliver production-ready solutions Drive performance optimisation, observability, scalability, and application reliability Required Skills & Experience Essential Extensive experience as a Senior Full Stack Developer Strong expertise in: React JavaScript/ ...

SQL Server Architect - DV Clearance

Hiring Organisation
Investigo Change Solutions
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 610 Daily
Failover Cluster Instances (FCI), log shipping, replication, and enterprise HA/DR solutions. Strong background supporting large-scale SharePoint environments, including SharePoint database architecture, performance, and operational support. Deep understanding of SQL Server performance optimisation, including indexing strategies, storage performance, I/O optimisation, concurrency … Server clustering, Availability Groups, Listener configuration, DNS failover, and resilience design patterns. Ability to assess architecture options and provide technical recommendations based on performance, operational complexity, maintainability, and cost. Excellent stakeholder engagement, documentation, and communication skills with the ability to present findings and recommendations to both technical and business ...

Full Stack Engineer - Front End - AI

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £551/day
deploying applications to cloud platforms, ideally Microsoft Azure (AWS experience also welcome). This role will focus on building, deploying, and optimising scalable, high-performance web applications that handle large volumes of data and integrate AI-driven components. You will work closely with backend engineers, cloud specialists … build, and maintain scalable front-end applications using React, python and modern JavaScript/TypeScript. Build front-end solutions that support high data throughput, performance optimisation, and responsiveness at scale. Collaborate on the deployment of applications to cloud environments (Azure preferred; AWS acceptable). Integrate front-end applications ...

Full Stack Engineer (Agentic AI)

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501/day
deploying applications to cloud platforms, ideally Microsoft Azure (AWS experience also welcome). This role will focus on building, deploying, and optimising scalable, high-performance web applications that handle large volumes of data and integrate AI-driven components. You will work closely with backend engineers, cloud specialists … build, and maintain scalable front-end applications using React, python and modern JavaScript/TypeScript. * Build front-end solutions that support high data throughput, performance optimisation, and responsiveness at scale. * Collaborate on the deployment of applications to cloud environments (Azure preferred; AWS acceptable). * Integrate front-end applications ...

Senior Python AI Developer

Hiring Organisation
EMBS Engineering
Location
London, United Kingdom
Employment Type
Permanent, Contract
Salary
£60000 - £75000/annum + Benefits
Working with AWS services including Bedrock, AgentCore, EKS, EC2, S3 and SQS Designing CI/CD pipelines, automation and reusable microservices Supporting LLM benchmarking, performance monitoring and cost optimisation Integrating AI services with enterprise security and observability frameworks Collaborating with architects and platform engineers on scalable AI solutions … cloud engineering, particularly Bedrock and AgentCore RESTful APIs, microservices and distributed systems CI/CD pipelines, DevOps and automation LLM integration, evaluation and performance optimisation Secure application development and observability Experience with Terraform, GitOps, Kong API Gateway, SQL/NoSQL databases and AI evaluation tools such as Promptfoo ...

Full Stack Developer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
Experience with automated testing and modern software engineering practices DESIRABLE SKILLS Familiarity with Micro Frontend and Single Page Application design patterns, best practices and performance optimisation Strong analytical and problem-solving skills Excellent collaboration and communication skills Apply now or email for more information ...

Full Stack Engineer (Python, React and AWS)

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
with TypeScript * Micro Frontends using Module Federation * Reusable components, state and API data handling * Testing with Jest, React Testing Library or Cypress * Accessibility and performance Python: * Strong hands-on Python building production services * APIs consumed by React front ends * Serverless Python on AWS Lambda * Automated testing with PyTest * Clean … GitHub * Automated testing and modern software engineering practices Desirable: * Knowledge of Micro Frontend and Single Page Application design patterns, best practices and performance optimisation * Experience of public sector delivery and the GDS service standard * Strong analytical, problem-solving, collaboration and communication skills INTERESTED? Send your CV or call ...

Software Engineer (Golang/iOS)

Hiring Organisation
ARM
Location
Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £800/day Inside IR35 (Negotiable Market rate)
DevOps GitHub Actions Jenkins GitLab CI Cloud automation Data & Messaging PostgreSQL NoSQL Databases Kafka Event-driven architectures Observability & Reliability Prometheus Grafana OpenTelemetry Monitoring and Performance Optimisation Desirable experience Banking or Financial Services experience. Open Banking exposure. Experience building shared frameworks or engineering platforms. AWS, Azure or GCP experience. ...

Senior Salesforce Developer

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract
from technical design and development through to testing, deployment and ongoing platform optimisation. You'll combine project delivery with platform support, contributing to the performance, stability and continuous improvement of our Salesforce estate. Key Responsibilities Design, develop and implement scalable Salesforce solutions using Apex, Lightning Web Components (LWC), Salesforce … business requirements and translate them into robust technical designs and scalable Salesforce solutions. Refactor complex codebase architectures, improve code quality and optimise Salesforce platform performance and Governor Limits. Manage source control, deployments and release pipelines using Azure DevOps. Troubleshoot technical issues, resolve incidents and manage BAU requests as part ...

C# / C++ Software Engineer

Hiring Organisation
Matchtech
Location
Bolton, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 65 Hourly
analysis and training systems that support complex products and their associated subsystems. Key Responsibilities: Design and develop system interface software to capture and analyse performance data Support the setting to work of software on Windows hardware for target testing Architect and implement robust, scalable and maintainable multi-threaded applications … design, development, integration and verification of software solutions Lead and support system integration, verification and testing at component and system levels Carry out performance analysis, debugging and optimisation of real-time systems Work closely with subsystem design teams and manufacturing teams Document software architecture, interface definitions and test ...

Data Engineer

Hiring Organisation
Synapri
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 460 - 470 Daily
data assets from legacy platforms into modern cloud-based environments. Deliver enterprise-grade data solutions within a highly regulated environment. Ensure data quality, integrity, performance, and security standards are met. Collaborate with technical and business stakeholders to translate requirements into effective data solutions. Troubleshoot production issues and implement sustainable … databases. Proven experience building and supporting enterprise data pipelines and integration solutions. Experience working within cloud-based data platforms. Strong understanding of data modelling, performance optimisation, and data quality controls. Desirable Experience Banking or Financial Services experience. Experience working within regulated environments. Exposure to Azure Data Platform services. ...

Data Engineer

Hiring Organisation
Synapri
Location
Canary Wharf, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£460 - £470/day
data assets from legacy platforms into modern cloud-based environments. Deliver enterprise-grade data solutions within a highly regulated environment. Ensure data quality, integrity, performance, and security standards are met. Collaborate with technical and business stakeholders to translate requirements into effective data solutions. Troubleshoot production issues and implement sustainable … databases. Proven experience building and supporting enterprise data pipelines and integration solutions. Experience working within cloud-based data platforms. Strong understanding of data modelling, performance optimisation, and data quality controls. Desirable Experience Banking or Financial Services experience. Experience working within regulated environments. Exposure to Azure Data Platform services. ...

Software Engineer

Hiring Organisation
Bright Purple
Location
Remote UK, Bath, Somerset, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
turn user needs into well-crafted interfaces Building reusable, consistent components and contributing to sound frontend architecture Making sensible trade-offs across usability, security, performance and delivery Taking part in code reviews, improving test automation and CI/CD, and sharing knowledge across the team What you’ll bring … choices to technical and non-technical people Nice to have Design system experience Jest, Jasmine, Cypress, Playwright or similar NgRx or Angular signals Web performance optimisation and tools such as Sentry Docker, AWS and modern deployment pipelines Experience in agile, product-led or data-rich B2B environments ...

Manufacturing Systems Analyst

Hiring Organisation
Apex Resource Management Ltd
Location
Daventry, Northamptonshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£40,000
engineering changes using your ability to manage manufacturing systems such as MES to assist in the execution of all manufacturing practices, resulting in the optimisation of resources, increased uptime and reduction in costs. In return, you will join an inclusive and supportive team with a great attitude and family … implementation. Working cross-functionally, responsible for implementation of MES upgrades including testing & troubleshooting to ensure smooth introduction to live production environment. System Monitoring and Performance Optimisation : Monitor the performance of manufacturing systems, proactively identify and resolve issues that could impact production efficiency. Continuous Improvement : Actively participate ...

Applications Developer - Temporary (up to 24 months)

Hiring Organisation
RNLI
Location
Poole, Dorset, South West, United Kingdom
Employment Type
Contract
Contract Rate
£45,000
ways of working - Work closely with colleagues to understand real user needs and turn them into practical, easy-to-use solutions - Consider security, accessibility, performance and data protection throughout the development lifecycle - Investigate problems, learn from feedback and continuously improve the applications and services we provide - Share your knowledge … such as Microsoft SQL Server or MySQL - Experience creating automated tests and working with continuous integration and deployment pipelines - An understanding of web security, performance optimisation and recognised accessibility standards - Experience working in an Agile delivery environment Safeguarding and referencing The RNLI is committed to safeguarding; protecting ...

Data Engineer

Hiring Organisation
Bright Purple
Location
Bedford, Souldrop, Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £475/day
validation, reconciliation and error-handling processes. Support system-to-system integrations, including APIs. Essential Skills: Python and T-SQL expertise , including data transformation and performance optimisation. Hands-on experience with Microsoft Azure and Azure SQL . Strong understanding of ETL processes, data mapping, validation and reconciliation. Experience integrating data ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance optimization Highly Desirable Amazon MSK or managed Kafka experience AWS EKS/ECS Terraform/AWS CloudFormation AWS Lambda, API Gateway ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
EC3, Broad Street, Greater London, United Kingdom
Employment Type
Contract
APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance optimization Highly Desirable Amazon MSK or managed Kafka experience AWS EKS/ECS Terraform/AWS CloudFormation AWS Lambda, API Gateway ...

CGEMJP - AI Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 Daily
Azure AI Search, Azure AI Foundry and associated cloud services. Production Engineering: Design reliable applications with robust error handling, retries, recovery, observability, security and performance optimisation. Required Expereince: Strong, hands-on Python software engineering experience. Proven experience delivering production-grade GenAI and LLM applications. Practical experience designing and implementing ...

CGEMJP00360221 - AI Engineer

Hiring Organisation
CBSbutler Holdings Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £600 per day + inside ir35
Azure AI Search, Azure AI Foundry and associated cloud services. Production Engineering: Design reliable applications with robust error handling, retries, recovery, observability, security and performance optimisation. Required Expereince: Strong, hands-on Python software engineering experience. Proven experience delivering production-grade GenAI and LLM applications. Practical experience designing and implementing ...

Systems Engineer

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
secure, resilient, scalable, and compliant with security requirements. Identifying technical challenges and providing appropriate mitigation strategies. Driving operational excellence through monitoring, automation, and performance optimisation. Required Experience: To succeed in this role, candidates should possess: A strong background in Systems Engineering, Cloud Engineering, or DevOps. Hands-on experience designing ...

Information / Data Architect (Supply Chain)

Hiring Organisation
DCV Technologies
Location
Luton, Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day - Hybrid / Inside IR35
Databricks , and modern data platforms? Do you have a proven track record designing scalable data architectures that support supply planning, demand forecasting, inventory optimisation, and operational decision-making? If so, we would like to hear from you. Our client is undertaking a significant airline operations supply chain transformation … architecture, engineering, and implementation teams. Produce architecture artefacts including data models, architecture diagrams, interface specifications, and implementation standards. Support testing, deployment, production readiness, performance optimisation, and operational governance activities. Essential Skills & Experience: Proven experience as a Data Architect, Information Architect, or Solution Architect delivering data-intensive enterprise ...

Oracle DBA

Hiring Organisation
Sanderson Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £450 per day
monitoring, incident management, backup and recovery activities, upgrades and platform maintenance. Key Responsibilities Administration and support of enterprise database platforms, primarily Oracle. Database monitoring, performance optimisation and capacity management. Backup, recovery and disaster recovery management using RMAN. Incident investigation and resolution across production environments. Database patching, upgrades … work within structured change and operational processes. Desirable Experience Oracle RAC, Data Guard and high-availability technologies. SQL Server, MariaDB or Sybase administration. Performance tuning and optimisation. AWS or Azure cloud platforms. Automation and scripting (Python, Shell, PowerShell or Ansible). Experience within financial services or another regulated environment. ...

Data Analyst

Hiring Organisation
ARM
Location
Manchester, United Kingdom
Employment Type
Contract
both technical and non-technical stakeholders. Work closely with finance, risk, data and technology teams. Requirements Strong SQL skills including joins, aggregations, CTEs and performance optimisation. Experience working with financial services data. Data reconciliation and data quality experience. Strong problem-solving and stakeholder communication skills. Experience with BI tools ...

Data Scientist

Hiring Organisation
ARM
Location
Manchester, United Kingdom
Employment Type
Contract
both technical and non-technical stakeholders. Work closely with finance, risk, data and technology teams. Requirements Strong SQL skills including joins, aggregations, CTEs and performance optimisation. Experience working with financial services data. Data reconciliation and data quality experience. Strong problem-solving and stakeholder communication skills. Experience with BI tools ...