Javelin Global Commodities Logo

Javelin Global Commodities

Software Engineer

Posted 2 Days Ago
Be an Early Applicant
In-Office
London, Greater London, England, GBR
Mid level
In-Office
London, Greater London, England, GBR
Mid level
Develop, test, deploy, and maintain Python software supporting commodities trading, risk management, market-data processing, logistics, accounting, financing, and operations. Collaborate with traders, quantitative analysts, and operators to translate business needs into reliable production applications. Improve application performance, reliability, usability, testing practices, and development standards while owning tasks through delivery and contributing to technical designs and code reviews.
The summary above was generated by AI

About Javelin

Javelin Global Commodities is a leading global commodities marketing, trading, logistics services and investment firm with head offices in London and wider global offices in New York, Dallas, San Diego, St Louis, Canada, Switzerland, Poland, Dubai, India, Singapore, China and Australia. Javelin was founded in 2015 and now operates across six continents with respect to more than 20 different commodities across thermal coal, metallurgical coal, iron ore, steel scrap, metals, hydrocarbons, freight, agriculture, and renewables.

Established in 2015, Javelin employs over 200 people and is a unique place to grow your career. We take pride in our values, global reach, meritocratic culture and strong work ethic.  Our success over the years has been built on our guiding principles of customer service, creativity, transparency, integrity, and responsibility.

Whilst our footprint grows, we still foster a small-company atmosphere. We have a flat company structure and encourage collaboration across all seniority levels, teams and locations to generate the best ideas. Javelin has a dedicated strategy to support local and meaningful charities through volunteer days, donation matching, a ‘give as you earn’ scheme and other fundraising activities. We are committed to the wellbeing of our colleagues and organise various social evenings, sports clubs and lunchtime activities.  Our London office has on-site gym facilities and a golf/sports simulator. Discover more at http://www.javelincommodities.com/.

Position Overview

We are looking for an Associate Software Engineer to join our London-based technology team and help shape the systems at the heart of a fast-moving global commodities business.

Sitting at the intersection of commodities trading and technology, this hands-on role offers the chance to work directly with traders, analysts and engineers. You will build and enhance practical software that supports trading, logistics, accounting, financing and operations. This is an excellent opportunity for a collaborative Python developer who enjoys solving real-world problems and wants to develop deep expertise in commodities.

Software Engineering is central to Javelin’s success. The team delivers and maintains the trading and risk-management systems used across the business, from front-office trading to logistics, accounting, financing and operations. You will gain broad exposure to the commodities lifecycle while contributing to technology that has an immediate commercial impact.


Responsibilities:

  • Design, develop, test and deploy software that supports commodities trading, risk management and market-data processing, working closely with traders and operators to turn business needs into effective solutions.
  • Write clean, scalable and maintainable code, primarily in Python 3.
  • Partner with traders and quantitative analysts to understand strategies, identify opportunities and translate requirements into robust software.
  • Enhance the reliability, performance and usability of applications across trading and operational workflows.
  • Own well-defined development tasks from concept to delivery, communicating progress clearly and producing dependable solutions on time.
  • Contribute ideas through technical design discussions and code reviews, and help strengthen our testing and software-development practices.

Requirements
  • Bachelor’s degree in Computer Science, Engineering or a related field.
  • 3 - 5 years of hands-on software engineering experience, with at least 2 years embedded with users delivering production applications in financial services, commodities or comparable enterprise environments.

Benefits
  • Annual discretionary bonus
  • 25 days holiday
  • Company pension scheme (10% company contribution)
  • Private medical scheme with a range of additional wellbeing benefits
  • Travel insurance
  • Income protection
  • Life insurance (5x salary)
  • Bike2Work scheme including secure storage and showers
  • Season ticket loan
  • Onsite gym
HQ

Javelin Global Commodities London, England Office

London, United Kingdom

Similar Jobs

Yesterday
In-Office
London, Greater London, England, GBR
Expert/Leader
Expert/Leader
Beauty • Robotics • Design • Appliances • Manufacturing
Serves as the principal technical authority for mobile engineering across SharkNinja’s connected product ecosystem. Defines mobile architecture, engineering standards, cross-platform strategy, testing practices, and integrations spanning iOS, Android, React Native, firmware, cloud, AI, and connected devices. Resolves complex technical challenges, leads design reviews, mentors senior engineers, develops reusable frameworks, and advances AI-ready mobile architecture. Requires strong cross-functional influence, communication, and extensive experience delivering reliable consumer-scale mobile platforms.
Top Skills: AndroidArtificial IntelligenceBleCC++Cloud ServicesFirmwareiOSIotKotlinOn-Device Machine LearningReact NativeRustSwiftWi-Fi
Yesterday
Hybrid
London, Greater London, England, GBR
Entry level
Entry level
Financial Services
Develop and troubleshoot secure, scalable Java applications in an agile environment. Design and implement solutions using Spring, Spring Boot, REST services, databases, and modern software development practices. Create architecture and design artifacts, investigate system logs, maintain production code, analyze data for reporting and continuous improvement, and support application resiliency, security, testing, and operational stability.
Top Skills: Apache KafkaCi/CdGrafanaJavaRestSplunkSpringSpring BootUnix/Linux
2 Days Ago
Hybrid
London, Greater London, England, GBR
Internship
Internship
Cloud • Information Technology • Security • Software • Cybersecurity
Software engineering intern building and delivering projects for Cloudflare’s global network over a 12–14 week term. The role involves collaborating cross-functionally, working with an experienced mentor, developing software at Internet scale, presenting project results, and participating in professional development and company networking activities. Interns may also contribute to Cloudflare’s blog and media programs.
Top Skills: CC++GoJavaScriptMicroservicesPythonRustTypescript

What you need to know about the London Tech Scene

London isn't just a hub for established businesses; it's also a nursery for innovation. Boasting one of the most recognized fintech ecosystems in Europe, attracting billions in investments each year, London's success has made it a go-to destination for startups looking to make their mark. Top U.K. companies like Hoptin, Moneybox and Marshmallow have already made the city their base — yet fintech is just the beginning. From healthtech to renewable energy to cybersecurity and beyond, the city's startups are breaking new ground across a range of industries.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account