1 to 25 of 40 Contract Performance Optimisation Jobs in the UK

Snowflake Data Architect

Hiring Organisation
IO Associates
Location
United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £700 per day
architectural design of the Snowflake data platform, including schema design, modelling, ingestion patterns and workload orchestration. Define and implement best practices around Snowflake performance tuning, cost optimisation, and data governance. Oversee integration of Snowflake with wider cloud ecosystems (Azure/AWS/GCP depending on programme). Work … scale programmes. Strong background in data modelling , Cloud Data Warehousing , and ELT frameworks. Hands-on experience with: Snowflake configuration & security Snowpipe, Streams, Tasks, Stages Performance optimisation & cost control SQL, Python, dbt (advantageous) Experience working in public sector or other highly regulated environments. Good knowledge of cloud ecosystems such ...

MLOps Tech Lead

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £525 per day
data augmentation. Automation: Implement automation tools and frameworks (CI/CD) to streamline the deployment and monitoring of machine learning models in production. Performance Optimisation: Optimise data processing workflows and storage solutions to improve performance and reduce costs. Collaboration: Work closely with cross-functional teams, including data ...

Senior Frontend Developer

Hiring Organisation
Lorien
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
Role Our client is seeking a Senior Frontend Engineer to join their Product Development team. In this hands-on role, you'll build high-performance, customer-facing applications for kiosk systems. You'll help shape frontend architecture, mentor junior engineers, and drive best practices across the team, focusing … technical excellence, collaboration, and continuous improvement. Key Responsibilities Develop and maintain React/TypeScript applications using modern frameworks Architect scalable, maintainable frontend systems with performance and accessibility in mind Drive improvements in code quality, testing, and tooling Champion responsive design and performance optimisation Collaborate with DevOps ...

Senior Data Architect - Quantexa Certified (Mandatory)

Hiring Organisation
PSD Technology Contracts Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
pipelines, configuring Quantexa components, and translating complex business requirements into scalable, production-ready implementations. You will play a key role in ensuring solution quality, performance, and alignment with wider enterprise data architectures. Why Join? This role offers the opportunity to work on high-impact data initiatives using industry-leading … components, including Entity Resolution, Scoring, and Network Generation, to meet specific use cases Collaborate with Solution Architects and Tech Leads to design scalable, high-performance solutions Translate business and technical requirements into efficient, maintainable data engineering solutions Support the integration of Quantexa within broader enterprise and cloud-based data ...

Front End Developer

Hiring Organisation
Intellectual Property Office
Location
Newport, Gwent, Wales, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£45,000
reach a common understanding of acceptance criteria, the code base and test coverage Assist in Implement toolkits and APIs for purposes such as integration, performance optimisation, security and scalability Proactively investigate problems and opportunities in existing processes, evaluating and communicating findings and recommendations to stakeholders Identify and manage ...

Tableau Developer - SC & NPPV3

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £520 per day
visually effective BI solutions Collaborate with data engineers to integrate dashboards with secure data sources and pipelines Ensure best practices in data visualisation, performance optimisation, and usability Implement security, compliance, and governance standards in all Tableau workbooks and dashboards Develop reusable reporting templates and documentation for internal teams … hands-on experience with: Tableau Desktop and Tableau Server/Tableau Online Data blending, calculated fields, parameters, sets, and LOD expressions Optimising dashboards for performance and usability Solid SQL skills for querying relational and cloud-based data sources Experience integrating Tableau with secure or regulated environments Understanding of data ...

Web GIS Lead

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £390 to £400 per day
spatial indexing, database optimization, and schema design Familiarity with cloud environments such as AWS, Azure, or equivalent platforms Experience with infrastructure monitoring tools and performance optimization Additional Competencies Strong problem-solving and analytical skills Ability to work independently and manage multiple priorities Experience supporting team members ...

Tech Lead - Data Analytics & Data Engineering (AWS) - SC+NPPV3

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
delivering data ingestion, transformation, and storage patterns using S3, AWS Glue, and Redshift Owning data architecture decisions, including data modelling, partitioning strategies, and performance optimisation Defining and enforcing engineering standards across code quality, testing, CI/CD, IaC, and observability Building and optimising ELT/ETL pipelines using … domains Strong hands-on experience with: Amazon S3 (data lake patterns, partitioning, lifecycle management) AWS Glue (Jobs, Crawlers, PySpark, orchestration) Amazon Redshift (data modelling, performance tuning, WLM, Spectrum) Advanced Python (PySpark) and SQL skills Experience implementing CI/CD pipelines and Infrastructure as Code Proven ability to engage senior ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
code quality through unit and integration testing with Vitest and React Testing Library . Participate in code reviews and contribute to architectural decisions. Optimize performance and troubleshoot issues across various browsers and devices. What You Bring: Required Skills & Experience: Experience developing modern web applications with React and TypeScript . … delivering high-quality service. Preferred Qualifications: Experience with schema validation using Zod . Familiarity with component documentation tools (e.g., Storybook ). Understanding of performance optimisation techniques for large-scale applications. Experience developing frameworks and tools specific to AI/ML Familiarity with cloud platforms and development in cloud ...

AI / ML Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £500 per day
techniques. Integration & Deployment Develop APIs or services to integrate ML models into production systems. Work with MLOps tools for model deployment, versioning, and monitoring. Performance Optimization Evaluate models using metrics like accuracy, precision, recall, F1-score. Optimize models for scalability, latency, and resource efficiency. Collaboration Work closely with data ...

Website Designer- Contractor

Hiring Organisation
CarFinance 247
Location
Manchester, North West, United Kingdom
Employment Type
Contract
refine briefs and user journeys. Create wireframes, prototypes, and design mock-ups using tools like Figma, Adobe XD, or Sketch. Optimise designs for performance, accessibility, and mobile responsiveness. Stay up-to-date with current design trends, technologies, and UX best practices. Contribute creative ideas About You Skills & Experience Essential …/CSS principles. Excellent communication and presentation skills. Strong attention to detail and ability to manage multiple projects simultaneously. Desirable: Understanding of SEO and performance optimisation from a design perspective. Experience in design of car dealership websites About Us Subsidised Onsite Parking. Free fruit, barista bar and juice ...

Business Intelligence Analyst

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £348 per day
organisation has a consistent, trusted reporting ecosystem. What you'll need to succeed Technical Skills: Strong experience in Power BI: data modelling, DAX, performance optimisation, and dashboard design. Hands-on experience with Google Cloud Platform (GCP), ideally BigQuery. Proficiency in SQL for data transformation and optimisation. Experience with ...

Data & BI Lead - Outside IR35

Hiring Organisation
Vermillion Analytics
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£370/day
SSAS Cubes, Snowflake, Azure Data Factory, and HVR Collaborate with emerging Data & AI teams to shape future capabilities Maintain platform health, data quality, and performance optimization What You'll Need 8-12 years in Data/BI/Analytics roles 3+ years in a technical leadership position Strong hands ...

C# Python Developer

Hiring Organisation
Morson Edge
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£25 - 30 per hour + None
Python programming - Experience in algorithm development for civil engineering execution studies - Knowledge of object-oriented programming, C# Open API, and VBA - Skills in performance optimization and large-scale data processing - Familiarity with 3D modelling libraries and tools (Tekla Structures) - Experience with GitLab version control platform - Solid understanding ...

Data Domain Governance Lead

Hiring Organisation
Ascendion
Location
BR1, Bromley Town, Greater London, United Kingdom
Employment Type
Permanent, Contract
expertise, including: Designing conceptual, logical, and physical models for complex financial domains. Applying semantic modelling for BI and analytics. Knowledge of normalization, denormalization, and performance optimization. Hands-on experience with modelling tools such as ERwin, PowerDesigner, or equivalent. Strong background in enterprise data architecture. Hands-on experience with metadata ...

Data Scientists x 3

Hiring Organisation
Hays Specialist Recruitment Limited
Location
West Drayton, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £1,000 per day
good where you have worked in optimisation. Aviation operational environment would be the pinnacle! We want Data Scientists that have experience building an optimisation model. Are you trying to maximise or minimise cost? What are you trying to do? This is the balance of art and science. You must … have the knowledge to look at what algorithm is correct and work out the constraints of the optimisation project. You will design and implement predictive and prescriptive models for Maintenance, Repair, Overhaul AI Solutions. Performing exploratory data analysis and feature engineering. Collaborate with Data Engineers to ensure data readiness ...

Data Scientist

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Python and ML frameworks (TensorFlow, PyTorch). Strong statistical and analytical skills. Experience with a wide range of Data Science techniques (e.g. ML, Optimisation, Simulation, GenAI, etc.). Demonstrated ability to take models from design through to production deployment, including performance optimisation, monitoring, and integration into business ...

Viva Consultant - £500PD Inside IR35 - Hybrid

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
accuracy, security, and compliance with organisational policies and privacy standards. Document data models, definitions, and analytics logic to support transparency and reuse. Continuously improve performance, reliability, and scalability of analytics solutions. Skills & Experience Strong experience designing and delivering analytics solutions end-to-end, including both strategy and implementation. Hands … expertise with Power BI (data modelling, DAX, visual design, performance optimisation). Experience working with Microsoft 365 data, ideally including Microsoft Graph and Viva Insights. Ability to define KPIs and analytics frameworks in ambiguous or evolving environments. Proven ability to engage stakeholders, influence decisions, and drive alignment. Strong ...

Full-Stack Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £550 to £600 per day
other database services for data storage and management. Build RESTful APIs and implement API management and security using Azure API Management or similar tools. Performance Optimization and Monitoring: Identify performance bottlenecks and optimize application performance using Azure diagnostics and monitoring tools, such as Azure Monitor, Application Insights ...

Full Stack Developer .NET

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £400 to £550 per day
other database services for data storage and management Build RESTful APIs and implement API management and security using Azure API Management or similar tools Performance Optimization and Monitoring: Identify performance bottlenecks and optimize application performance using Azure diagnostics and monitoring tools, such as Azure Monitor, Application Insights ...

Automation Technical Lead - FTC

Hiring Organisation
Evri
Location
United Kingdom
Employment Type
Contract, Work From Home
contributing to architectural roadmaps, standards and patterns—advocating for solutions that balance innovation with risk. Ensure quality and compliance at scale, embedding security, performance and regulatory considerations across designs and processes. Interested? Here's What You'll Need to Be Successful 5+ years' experience across Microsoft Power Platform … frontend or backend development, with working knowledge of the other. Experience mentoring engineers and influencing engineering strategy across teams. Familiarity with security best practices, performance optimisation and reliability engineering. At Evri, we know we only grow if our people do too. That's why we're committed ...

Data Architect

Hiring Organisation
Tenth Revolution Group
Location
Warwickshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
/ELT processes and ensure data quality and governance Collaborate with engineering teams to implement robust data pipelines Provide guidance on monitoring and performance optimisation Key Skills & Technologies Cloud: Azure Data Warehousing: Snowflake ETL & Orchestration: Azure Data Factory (ADF), DBT Programming: Python Monitoring: Prometheus Data Engineering: ETL/ ...

Databricks Architect

Hiring Organisation
The Bridge IT Recruitment
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £850/day None
What good looks like Significant hands-on experience with Databricks (engineering and architecture) Strong practical skills in: Databricks PySpark Delta Lake Data modelling and performance optimisation CI/CD pipelines Comfortable operating in a complex, programme-driven environment Able to clearly explain technical decisions to mixed audiences Please ...

Identity Solution Engineer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £515 per day
Server 2022 , Active Directory (AD) , and Active Directory Federation Services (ADFS) . Work from detailed solution designs to deploy and integrate identity components, ensuring performance, resilience, and compliance with security standards. Configure and maintain federation services with other on-premise identity providers, supporting secure authentication and trust relationships. Implement … Participate in testing, validation, and transition to operations , ensuring readiness for live support. Provide ongoing operational support, including incident resolution, change management, patching , and performance optimisation . Drive continuous improvement , identifying opportunities for automation, hardening, and enhanced monitoring of identity services. Essential Skills and Experience Previous experience working ...

Storage Senior NAS SME

Hiring Organisation
Experis
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Contract
/summary Storage - Strong File storage and virtualisation knowledge, provisioning and migration knowledge Provide architectural guidance and leadership for enterprise NAS platforms, migrations, and performance engineering. Key Responsibilities: Set standards for NFS/SMB services, security models, and automation. Lead large-scale migrations and performance optimisation initiatives. ...