AWS Data Engineer - Snowflake Cortex (Contract)

Added 09/04/2026

AWS Data Engineer - Snowflake CortexLondon (Hybrid) - £550/day - Outside IR35 | Retail 6‑month contract (extendable) working on a cutting‑edge Snowflake Cortex / GenAI data platform for a major retail organisation. What you’ll be doing:Building data pipelines on AWSDeveloping high‑performance Snowflake data modelsDelivering Snowflake Cortex AI/LLM use casesWorking with large‑scale retail data (sales, customer, inventory)You’ll need:Strong AWS Data Engineering backgroundHands‑on Snowflake experienceExposure to Snowflake Cortex / GenAISQL Python**ASAP start, please reach out to Adam Akhtar at Opus for more detail.

Data Engineer - AWS | London Insurance

Added 07/04/2026

AWS Data Engineer (Contract, Hybrid, London - Delivery-focused) Opus are looking for a highly experienced Data SME with strong AWS expertise to support a long‑term cloud data transformation programme. The role will act as the key technical link between client stakeholders and offshore delivery teams, driving delivery of a modern, scalable data platform. Responsibilities:Lead client engagement, run agile ceremonies, and provide technical leadership.Own delivery end to end, managing risks, progress, and scaling activities.Review data architectures and solutions in line with AWS best practices.Coordinate and align offshore teams to ensure consistent delivery.Maintain governance, security, and engineering standards throughout.Skills Required:Deep hands‑on experience...

Principle AI Data Engineer (contract)

Added 15/04/2026

Principal AI / Data Engineer (Contract):Length: 3 months initally (extension is likely) Start Date: ASAP Location: London, Hybrid (1 day per week) Pay Rate / Determination: £525-575 p/d | Outside IR35 About: Opus is supporting a UK-based digital consultancy partnering with organisations to design, build and scale high‑impact digital and AI‑driven products, with a strong people‑first culture.The role: A hands‑on Principal AI / Data Engineer contract to assess, shape and deliver improvements to a live AI platform across two critical workstreams.You'll be responsible for:Assessing the current AI and data platform and define clear, actionable improvementsLead on delivery across two workstreams,...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote

Added 09/04/2026

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote   We’re recruiting for experienced Java Engineers with strong experience working with Legacy Java versions (Ideally Java 8). This 6-Month contract is determined as Inside IR35 and is offered on a Hybrid remote basis requiring 1/2 days per week of onsite work in Swindon or London.   Key RequirementsStrong commercial experience with Java 8 or similar legacy Java frameworksSolid skills in SQL, Spring Boot, and Hibernate development practicesProven ability to build microservices and reliable RESTful APIsHands‑on experience applying TDD and BDD testing approachesGood understanding of...

QA Engineer- Selenium Experience

Added 09/04/2026

Software QA Engineer | 6 Month contract | 400-475 InsideIR35 | On site 2 days per week Swindon or London   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 practicesIf this sounds like you please reply with your most up to date CV.    Unfortunately this...

Azure SQL / Fabric Data Engineer

Added 09/04/2026

Azure SQL / Fabric Data Engineer | £400 - £500 Outside IR35 | Exeter | Hybrid | 6‑Month Initial Term We’re working with a South West–based organisation undergoing a modernisation of their data platform using Microsoft Fabric and are looking to bring in an experienced SQL‑focused Data Engineer to support delivery. This is a hands‑on role suited to someone who enjoys working closely with data teams to model, optimise and deliver reliable datasets that drive reporting and decision‑making. What you’ll be doing:Designing and developing robust SQL‑based data models within Microsoft FabricWorking with Fabric Warehouse / Lakehouse to support analytics and...

Performance QA Engineer

Added 08/04/2026

Performance Tester | Wokingham/Hybrid | £55,000 - £70,000 |Linux | SQL | Jmeter | Non-functional Testing | Load Runner | Performance QA | QA Engineer |Looking to help shape performance testing within a QA function?Want to have autonomy in a role?I am supporting a brilliant Healthtech Saas company that develop software which is used by patience’s, doctors and nurses all around the UK.They’re currently growing their QA function and are looking for their first Performance QA to join the team.As a Performance QA you will be working with various different departments to establish performance testing standards, practices and tools. You...