Location: London (Hybrid, 2 days in Office per week)
Duration: 6 months +
Rate: Up to £650 per day (Inside IR35)
Opus have partnered with a Globally Renowned Data & AI consultancy who're searching for a Quantexa contractor to help with the delivery of market-leading big data driven transformation programmes.
You'll be joining a high-performing team led by experienced data and AI practitioners who work across solution architecture, advanced analytics, cloud transformation, and multi-million-pound client engagements.
Key Responsibilities:
- Design and build scalable big data pipelines using Quantexa
- Develop and optimise ETL/ELT processes for high-volume, complex datasets.
- Deliver entity resolution and network analytics solutions using Quantexa.
- Integrate data from multiple structured and unstructured sources across enterprise platforms.
- Build data solutions within cloud-native environments (GCP, AWS, Azure).
- Ensure data quality, governance, lineage, and security standards are met, supporting solution design for large-scale data transformation programmes.
- MUST HAVE: Strong hands-on experience with Quantexa implementation and development.
- Proven experience building and supporting big data platforms.
- Advanced knowledge of Apache Spark / PySpark.
- Strong programming skills in Scala and/or Python.
- Expertise in SQL and large-scale data modelling.
- Strong cloud experience across GCP, AWS, or Azure.
- Experience with Databricks, Snowflake, or Hadoop ecosystems.
- Knowledge of data ingestion, ETL/ELT frameworks, and batch/real-time processing.
Applications are now open.
Senior Quantexa Data Engineer
Senior Technical Architect Public Sector | Hybrid | Discovery Phase Programme
Added 08/09/2026
Senior Technical Architect Public Sector | Hybrid | Discovery Phase ProgrammeStart ASAP10 Weeks inital discovery with an option to go on for 2 years Inside ir35 Remote - Once or twice across the contract onsite to your local office Provided technical leadership and architectural governance for a large-scale public sector discovery focused on enabling secure data sharing and integration across multiple external organisations. Key ResponsibilitiesLed the technical architecture workstream, defining solution boundaries, identifying risks, and assessing technical feasibility.Designed cloud-native architecture patterns across AWS and Azure, including APIs, integration services, and scalable data platforms.Established security, identity, and governance frameworks to support...
Data Engineer | £450 | Outside IR35 | 3 Months Initial | Fully Remote
Added 11/09/2026
Data Engineer | £450 | Outside IR35 | 3 Months Initial | Fully Remote We’re recruiting for two experienced Data Engineers for 3-Month contract roles with view to extend well into next year. These positions sit in the growing delivery team of one of our key public sector clients. These roles are determined as Outside IR35 and is offered on a fully remote basis. Key Requirements Strong Databricks development and data engineering experienceExpertise in ETL and ELT pipeline developmentHands-on experience with Microsoft Azure servicesExperience with Azure Data WarehouseProven Azure Data Factory experience If this Data Engineer role sounds like a...
Data Engineer | £425/day Inside IR35 | Initial 6-Month Contract | Newcastle / Manchester
Added 09/09/2026
Data Engineer | £425/day Inside IR35 | Initial 6-Month Contract | Newcastle / Manchester Location: Newcastle (2-3 days per week for the first 6 weeks), then approximately one day per month in Newcastle or Manchester.I'm currently seeking an experienced Data Engineer to join a large-scale digital programme, supporting the development of scalable data solutions and operational analytics capabilities within an Agile environment. This role sits between Data Engineering, Analytics and Observability, making it ideal for someone with strong experience across Qlik, Kibana and Elasticsearch, alongside expertise in data integration, pipeline development and cloud-native services. Public sector experience would be advantageous...
Data Engineer - Oxford (On-site)
Added 09/09/2026
Contract Data Engineer - Oxford - On-site (5 days p/w) I have a short piece of work available for an experienced contractor who's based within commutable distance to Oxford and able to commit to working on-site, 5 days per week. Rate: £400 - 425 per day (Outside IR35) Duration: 5 weeks (could extend to Xmas) Working Patterns: 5 days on-site per week Location: Oxfordshire Interview Stages: 1 stage, face-to-face, next week. The Project: Opus have partnered with a leading manufacturing client who're in need of a Data Engineer with strong scripting knowledge and migration experience to provide interim support for...
AWS Data Engineer (Contract) - Oxfordshire
Added 08/09/2026
AWS Data Engineer - Contract (Outside IR35) Location: Oxford Working Patterns: Hybrid - 2 days on site, per week Contract Duration: 6 months, extension likely Opus have partnered with a leading manufacturer who're seeking an experienced AWS Data Engineer to help to design, build and optimise data pipelines to support business reporting, analytics and decision making. You'll be working closely with engineering and technology stakeholders to help in the delivery of reliable data solutions. The Role: This one is heavily focused on development and the maintenance of cloud-based data infrastructure. There is a strong focus on AWS Services, Data Modelling,...
Data Governance Lead (contract)
Added 07/09/2026
Data Governance Lead Contract Length: 4 months | Remote (UK-Based) - **occasional travel may be requiredInside IR35: Up to £600 per day We're looking for an experienced Data Governance Lead to help drive and embed data governance best practices across a large organisation's Data & Analytics function. Key ResponsibilitiesLead the development and implementation of data governance frameworks, policies, and standards.Drive improvements in data quality, integrity, security, and lifecycle management.Partner with Data Owners, Data Stewards, Information Security, and wider business teams.Develop governance metrics and reporting for senior stakeholders.Conduct data profiling and data quality analysis within SQL databases.Promote a strong data governance...
Data Architect | 6-Month Contract | Outside IR35 | £600-£750/day | Hybrid (London)
Added 03/09/2026
Data Architect | 6-Month Contract | Outside IR35 | £600-£750/day | Hybrid (London)I'm currently recruiting for a contract Data Architect to play a key role in defining and delivering the organisation's future data strategy and architecture across a large transformation programme. This position is focused on data architecture, data modelling, governance and solution design rather than hands-on engineering. You'll work across the wider business to understand the current data landscape, define the target-state architecture, and support the delivery of scalable, well-governed data solutions. A significant priority for the business is the development and maturity of its Product Data Domain, which...
Added 09/09/2026
We're looking for an experienced DevOps / Platform Engineer to help design, automate, and support modern cloud-based platforms and software delivery pipelines. You'll work within Agile delivery teams to improve deployment reliability, operational resilience, and engineering efficiency while driving DevOps best practices across the organisation. Key ResponsibilitiesDesign, build, and maintain CI/CD pipelines and automated deployment processes.Provision and manage cloud infrastructure using Infrastructure as Code.Develop automation solutions to improve delivery speed, reliability, and scalability.Support containerised and cloud-native environments using Kubernetes and Docker.Implement monitoring, logging, observability, and alerting solutions.Promote DevSecOps practices, security controls, and operational excellence.Collaborate with engineers, architects, testers, and product...
DevOps Engineer | Newcastle - 3 Days Onsite | £45,000 - £60,000 | 12-Month Fixed-Term Contract
Added 08/09/2026
DevOps Engineer | Newcastle - 3 Days Onsite | £45,000 - £60,000 | 12-Month Fixed-Term ContractWe're seeking a DevOps Engineer to join a major digital transformation programme, helping to build, automate and support modern cloud-based development environments. This is a hands-on opportunity for someone who enjoys solving complex technical challenges, working with modern cloud technologies and making a tangible impact on software delivery. Key ResponsibilitiesBuild, maintain and optimise CI/CD pipelinesConfigure and support tools including GitLab, Jenkins and SonarQubeAutomate build, test and deployment processesImplement Infrastructure as Code using Terraform, CloudFormation or AWS CDKSupport cloud-based environments across modern platformsCreate and maintain automated...
Added 04/09/2026
DevOps / Cloud Engineer (AWS) | Active SC Clearance EssentialDay Rate: £600 per day (Outside IR35) Location: Hybrid, London (1 day per week onsite) Contract Length: Initial 6 months Start Date: Immediate / ASAP Security Clearance: Active SC Clearance required We are partnering with a leading government programme to recruit an experienced DevOps / Cloud Engineer to join a highly skilled cloud engineering function. This is an excellent opportunity to contribute to a large-scale digital transformation programme, helping to design, automate and support secure cloud environments that underpin critical public sector services. Working closely with architects, developers and security specialists,...
Added 01/09/2026
Software QA Engineer | 6 Month contract | 400-475 InsideIR35 | On site 2 days per week into London | 6 Month initial contract Key requirements: Building a test automation framework from scratch, including architecture decisions, setup, and ongoing maintenanceJava for test automation, with the ability to write clean, reusable, and maintainable test codeProven ability to clearly explain the design approach and technology choices used when creating an automation framework (e.g. Java, Selenium, Cucumber)Solid experience implementing BDD frameworks using Cucumber, including feature writing, step definitions, and automation best practicesAPI testing experience, someone known to Backend rather than Frontend If this...
Platform Engineer | Kubernetes | AWS/Azure | HealthTech
Added 01/09/2026
Want to work for an organisation building technology for good? Keen to work with self-managed Kubernetes rather than being limited by managed cloud services? A leading healthcare technology organisation is looking for a Senior Platform Engineer to help manage and evolve a platform supporting critical health services. This is a highly technical role with a strong focus on infrastructure engineering. They're heavily invested in self-managed Kubernetes, giving engineers greater control and ownership of the platform. You'll be working across AWS, Azure and on-prem environments, helping to deliver resilient, low-latency, highly available systems at scale. Key technologies include:Kubernetes (self-managed)TerraformHelmAWS & AzureLinux ...
Added 01/09/2026
Software QA Engineer | 6 Month contract | 400-475 InsideIR35 | On site 2 days per week into Swindon | 6 Month initial contract Key requirements: Building a test automation framework from scratch, including architecture decisions, setup, and ongoing maintenanceJava for test automation, with the ability to write clean, reusable, and maintainable test codeProven ability to clearly explain the design approach and technology choices used when creating an automation framework (e.g. Java, Selenium, Cucumber)Solid experience implementing BDD frameworks using Cucumber, including feature writing, step definitions, and automation best practicesAPI testing experience, someone known to Backend rather than Frontend If this...
Full Stack Engineer | Outside IR35 | Glasgow (Hybrid)
Added 01/09/2026
Contract DetailsInitial 3-month contractOutside IR35Hybrid working: 3 days per week onsite in Glasgow (Essential) Immediate start availableMust have full right to work in the UKRequirementsStrong experience with Python and JavaScriptExperience with React and Next.jsStrong web application development backgroundDevOps experienceComfortable working across the full software development lifecycleConsultancy or client-facing experience is beneficial
SC Cleared DevOps Engineer - 1 Day a month onsite in Leeds
Added 01/09/2026
Start Date: ASAP (subject to SC clearance transfer) Clearance: Active SC Clearance required Overview We are seeking an experienced AWS Cloud & Platform Engineer to design, build, and support secure cloud infrastructure, CI/CD pipelines, and enterprise data platforms within a highly secure environment. Key ResponsibilitiesDesign, deploy, and maintain secure AWS infrastructure and networking services.Build and manage CI/CD pipelines and Infrastructure as Code using Terraform, GitLab CI, and GitHub.Support big data platforms using Hadoop, Hive, Spark, EMR, Athena, and Redshift.Implement monitoring, logging, security, and compliance controls across cloud environments.Drive automation, containerisation, and platform resilience using Kubernetes, Python, and DevOps best practices.Essential...
Popular job searches
Your next job
starts here.
JOB SPECIALISMS
LATEST JOBS
TOP SEARCHES
LOCATIONS
LATEST JOBS
- Data Engineer | £450 | Outside...
- IT Manager | London/Hybrid | £...
- Power Platform Architect - Ins...
- Product Manager
- DevOps Engineer
- Data Engineer | £425/day Insid...
- Delivery Lead | £350/day Insid...
- Data Engineer - Oxford (On-sit...
- Business Analyst | Newcastle -...
- DevOps Engineer | Newcastle -...
- AWS Data Engineer (Contract) -...
- OT Delivery Lead (Operational...
TOP SEARCHES
LOCATIONS
- Software Engineers
- Data Scientist
- Senior Data Scientist
- Head of Data Science
- Trainee Data Scientist
- Data Science Graduate
- Senior Financial Accountant
- Management Accountant
- Cost Accountant
- Civil Engineer
- Senior Civil Engineer
- civil design