At a Glance
- Tasks: Engineer and optimise trading processes with innovative software solutions.
- Company: Join a leading global energy commodity trading firm in London.
- Benefits: Enjoy competitive pay, health benefits, and opportunities for professional growth.
- Other info: Dynamic work environment with excellent career advancement opportunities.
- Why this job: Make a real impact from day one by solving complex challenges.
- Qualifications: Degree in Computer Science or related field; Python skills required.
The predicted salary is between 50000 - 70000 £ per year.
Castleton Commodities International is a global leader in energy commodity trading and asset investment. Our Data Science & Technology team is central to our success, engineering the high-performance systems and innovative tools that power our commercial decision-making. We build the platforms that help our front-office teams understand market behaviour, forecast price movements, and manage risk.
Our team solves complex, high-impact challenges using a modern technology stack. We develop everything in cloud-native infrastructure from real-time analytics to back testing engines, third party integrations, and internal libraries, all designed to give CCI a competitive edge in the global commodities markets. This role is an opportunity to build solutions that have a direct commercial impact from day one.
Responsibilities:- Partner directly with traders and analysts to engineer and optimize trading processes, analytical models, and systematic strategies.
- Build and maintain scalable, high-performance Python services and APIs that power our analytics platform.
- Develop solutions to support supply and demand models, market data analysis, and strategy research.
- Design and implement cloud-native tools, including real-time analytics, visualization interfaces, and workflow automation, that integrate seamlessly into our Front Office platform.
- Bachelor's or Master's degree in Computer Science or a related STEM field.
- 0-3 years of professional software engineering experience (talented new graduates are encouraged to apply).
- Strong foundation in computer science fundamentals, including data structures, algorithms, and software design principles.
- Proficiency in Python for backend development (services, APIs, data processing).
- Prior experience developing front-end applications utilizing React, Angular, TypeScript is preferred.
- Excellent problem-solving and analytical skills with strong attention to detail.
- Strong communication skills, with the ability to collaborate effectively with both technical and commercial teams.
- Must be able to work effectively in a fast-paced, dynamic and high-intensity environment, including open-floor plan if applicable to the position, with timely responsiveness and the ability to work beyond normal business hours when required.
- Familiarity with cloud platforms (e.g., AWS) and data warehousing solutions (e.g., Snowflake).
- Experience working in a Linux/Unix environment.
- Knowledge of DevOps practices and CI/CD pipelines.
- Prior exposure to or a demonstrated interest in finance, quantitative trading, or the commodities markets.
CCI offers competitive benefits and programs to support our employees, their families and local communities. These include:
- Competitive comprehensive medical, dental, retirement and life insurance benefits
- Employee assistance & wellness programs
- Parental and family leave policies
- CCI in the Community: Each office has a Charity Committee and as a part of this program employees are allocated 2 days annually to volunteer at the selected charities.
- Charitable contribution match program
- Tuition assistance & reimbursement
- Quarterly Innovation & Collaboration Awards
- Employee discount program, including access to fitness facilities
- Competitive paid time off
- Continued learning opportunities
Associate, Front Office Software Engineer in London employer: Castleton Commodities International, LLC
At Castleton Commodities International, we pride ourselves on being an exceptional employer, offering a dynamic work environment in the heart of London where innovation thrives. Our commitment to employee growth is evident through comprehensive benefits, including competitive medical and retirement plans, tuition assistance, and opportunities for community engagement. Join us to collaborate with talented professionals and make a tangible impact in the fast-paced world of energy commodity trading.
Contact Details:
Castleton Commodities International, LLC Recruitment Team
StudySmarter Expert Advice🤫
We think this is how you could land Associate, Front Office Software Engineer in London
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We think you need these skills to ace Associate, Front Office Software Engineer in London
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Castleton Commodities International, LLC.
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How to prepare for a job interview at Castleton Commodities International, LLC
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
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Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Castleton Commodities International, LLC uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
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Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
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While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
