Company:
Lorien
Location: London
Closing Date: 06/07/2026
Hours: Full Time
Type: Permanent
Job Description
Java Developer – Investment Banking (Contract)
Location: London (Hybrid)
Contract Length: 6 Months
Start Date: ASAP
Overvie
wWe are partnering with a leading investment bank looking to onboard an experienced Java Developer to join a front office trading technology team on an initial 6-month contract. The role focuses on building and enhancing trade processing systems within a fast-paced, high-performance environment
.
Key Responsibiliti
- esDevelop and enhance high-performance trade processing syste
- msWork closely with Front Office, Trading, and Quant teams to deliver robust technical solutio
- nsDesign and build scalable, event-driven architectures using Kaf
- kaContribute to the development and optimisation of Trade Runner framewor
- ksBuild containerised microservices deployed via Kubernet
- esEnsure system reliability and performance in a Linux-based environme
- ntCollaborate within Agile teams, contributing to design, code reviews, and best practic
esRequired Skills & Experien
- ceStrong hands-on experience with Java (Java 17 preferre
- d)Proven background in investment banking or capital marke
- tsSolid experience with trade processing syste
- msExposure to or direct experience with Trade Runner platfor
- msStrong knowledge o
- f:Apache Kafka (event-driven architectur
- e)Kubernetes (container orchestratio
- n)Linux/Unix environmen
- tsExperience building low-latency, high-throughput syste
- msStrong problem-solving skills and ability to work in a front office environme
ntDesirable Skil
- lsExperience working directly with Front Office trading des
- ksKnowledge of asset classes such as FX, Fixed Income, or Derivativ
- esFamiliarity with CI/CD pipelines and DevOps practic
- esExperience with cloud platforms (AWS, GCP, or Azur
e)Why Appl
- y?Work on critical, high-impact trading syste
- msExposure to front office technology and business stakeholde
- rsCollaborative, fast-paced environment within a top-tier investment ba
- nkCompetitive contract rat
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