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Contract Java Developer - Big Data

Contract Java Developer - Big Data

On site

Birmingham, United kingdom

£ 600 /day

Freelance

10-02-2026

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Skills

Java Apache Spark CI/CD Monitoring apache AWS Snowflake Spark

Job Specifications

Contract Senior Java Data Engineer

London or Birmingham

12‑Month Contract

£500–£600 per day

Outside IR35

Opus is partnered with a major financial services organisation to build out a high‑performing engineering squad focused on distributed data processing and large‑scale workflow modernisation.

This role sits at the intersection of Java engineering, distributed data, and cloud-native pipelines ideal for someone who comes from a JVM engineering background and has expanded into Spark, AWS Glue, or large‑scale data processing.

You’ll help re‑platform existing workflows, optimise framework performance, and build new services that feed critical reporting pipelines used across the business.

What You’ll Be Doing

Building and enhancing Java‑based data services and distributed processing components
Re‑engineering legacy pipelines into scalable AWS/Spark workloads
Upgrading the framework for several business‑critical reporting workflows
Collaborating with platform, controls, and internal engineering teams to define patterns and standards
Leading delivery on individual workstreams

Tech Environment

Java (Core Java, multithreading, distributed systems)
Apache Spark
AWS (Glue, S3, Lambda, Step Functions)
Snowflake
CI/CD & production monitoring in a large enterprise environment

What We’re Looking For

Strong Java engineering background
Experience building distributed data or event‑driven systems
Hands‑on with Spark or other large‑scale data processing frameworks
Exposure to AWS Glue / serverless data tooling
Experience modernising or upgrading pipelines/workflows
Comfortable working in enterprise‑scale engineering squads

If you are interested, please click apply!

About the Company

When it comes to technology talent, Opus Recruitment Solutions are the specialists. We provide the skills needed most to markets at the forefront of change, evolving with the ever-changing needs of our clients to propel their people strategy and build world-class teams to power the future. With a global reach, diverse networks and an established market reputation, we are the partner of choice for organisations looking for flexible and trusted technology talent solutions to achieve long-term success. Our clients work acros... Know more