Contract DevOps Engineer (Front Office Trading)

X4 Technology; Greater London; Hybrid; GBP 147,600 - 184,500; Part time

Job summary

X4 Technology in London is delivering a strategic listed derivatives trading platform and seeking a Senior DevOps Engineer with strong front-office trading experience. You will support traders directly while driving DevOps improvements across Azure and containerised environments.

The role focuses on latency optimisation, real-time market data, and close collaboration with engineering, product and trading teams to evolve the platform for new commodities and international markets.

Qualifications

• Experience in front-office trading environments is required.
• Strong knowledge of FIX protocols and exchange connectivity.
• Hands-on Azure, Kubernetes, and CI/CD pipelines including Argo.

Responsibilities

• Provide desk-based support to traders and front-office users for production issues.
• Support and improve listed derivatives trading platforms and electronic workflows.
• Drive DevOps practices across Azure, Kubernetes, CI/CD pipelines and containerised environments.
• Improve platform reliability, automation, monitoring and latency optimisation.
• Collaborate with engineering, product and trading teams to evolve the platform.

Skills

Python

TypeScript

Azure

Kubernetes

CI/CD

Argo

C++

Front-office trading

FIX protocols

Trading Technologies

Tools

Trading Technologies

Argo

Job description

Programme: Electronic trading platform for listed derivatives

Industry: Commodities / Energy Trading

Location: London (Hybrid-– 3 days onsite)

Contract: Initial 6-month contract (long-term transformation programme)

Rate: £800-1,000/day (Inside IR35, flexible for the right candidate)

X4 Technology are partnered with a leading global energy trading organisation delivering a strategic listed derivatives trading platform supporting electronic trading, exchange connectivity, trading front ends, settlement workflows and algorithmic trading.

The platform is expanding across new commodities (Energy, Power, etc) and international markets, with a roadmap focused on systematic trading, quant infrastructure, real-time market data, and latency optimisation.

They are seeking a Senior DevOps Engineer with strong front-office trading technology experience to support traders directly while driving DevOps and infrastructure improvements across Azure and co-located trading environments.

Responsibilities of the Senior DevOps Engineer (Front Office Trading Systems)

• Provide desk-based support to traders and front-office users, acting as the first point of contact for production issues.
• Support and improve listed derivatives trading platforms, exchange connectivity, OMS/EMS systems and electronic trading workflows.
• Drive DevOps practices across Azure, Kubernetes, CI/CD pipelines and containerised environments.
• Improve platform reliability, automation, monitoring and performance, including latency optimisation.
• Work closely with engineering, product and trading teams to support platform evolution.

Requirements for the Senior DevOps Engineer (Front Office Trading Systems)

• Strong experience supporting front-office trading systems within commodities, capital markets or investment banking.
• Proven experience in listed derivatives trading environments with direct trader support exposure.
• Strong knowledge of FIX protocols, exchange connectivity and OMS/EMS platforms (Trading Technologies preferred).
• Experience with real-time market data platforms and trading infrastructure.
• Hands-on experience with Azure, Kubernetes, CI/CD (Argo), Python and TypeScript.
• Experience supporting low-latency, high-performance production environments.
• C++ experience is desirable.