Are you a passionate, entrepreneurially minded senior full stack developer who wants to build the analytical systems that orchestrate global energy flows? Do you thrive in a flat hierarchy, team-oriented environment that values ideas and individual contributions? Then we are looking for you to join us at Vitol!
As a talented Senior Full Stack Developer, you will help us continue expanding our global analytics platform, fuelled by the rich data generated by our inhouse end-to-end trading system as well as external datasets. We are growing rapidly and are looking for exceptional candidates to help us deliver on our mission. This role will have the opportunity to interface directly with the business, ranging from research analysts, traders, operators to top management to drive our requirements and deliver a wide range of capabilities.
As a member of the Analytics team in Geneva, you will:
Work with a distributed team to develop strategic set of analytics applications
Develop AI-enabled solutions leveraging modern LLMs, Generative AI tools, and machine learning capabilities
Contribute to React-based front-end applications that provide actionable business insights
Partner closely with business stakeholders to understand requirements and deliver high-impact solutions
Own projects throughout the development lifecycle, from design to deployment and support
Build resilient, maintainable, and testable systems used globally across the organization
Participate in architecture discussions, code reviews, and technical mentoring
Bachelor’s or master’s degree in computer science, software engineering, or a related field
7+ years of professional working with C# and related .NET technologies within global enterprise solutions
Strong React experience, including proficiency using modular JavaScript, asynchronous patterns, and DOM manipulation
Experience operating AI models to deliver high-quality software
Experience designing and building distributed systems and microservices
Experience with relational databases and SQL (SQL Server, PostgreSQL, Oracle, or similar)
Experience working in Agile/Scrum environments
Awareness of continuous integration and continuous delivery (CI/CD) concepts and technologies
Proactive and user-focused, with a can-do attitude and a genuine interest in the functional as well as technical aspects of each challenge encountered
Self-motivated with the ability to prioritize, meet deadlines and manage changing priorities
Strong verbal and written communication skills
Preferred Qualifications
Experience integrating AI models and services into production applications
Knowledge of LLMs, RAG architectures, AI agents, prompt engineering, or machine learning workflows
Experience with streaming technologies: GraphQL and/or gRPC
Experience with Reactive Extensions (Rx)
Experience with event-driven architectures and messaging platforms such as Kafka
Experience in analytics, commodities, energy trading, or financial markets
Soft Skills That Will Help You Stand Out
At Vitol, cultural fit is as important as technical excellence. We are looking for individuals who combine strong engineering capabilities with ownership, business curiosity, and a collaborative mindset.
Entrepreneurial and results-driven, with a strong sense of ownership and a passion for delivering business impact.
Curious and innovative, with a genuine interest in leveraging AI and technology to solve complex business challenges.
Collaborative and low ego, thriving in a team-oriented environment where knowledge sharing and collective success matter.
Excellent communicator, able to build trusted relationships and translate technical concepts into business value.
Pragmatic and solution-focused, balancing attention to detail with the ability to keep sight of the bigger picture.
Adaptable and resilient, comfortable operating in a fast-paced environment with evolving priorities.
User and business-focused, with a genuine interest in understanding stakeholder needs and transforming data into impactful solutions.
Job details are sourced from the employer's original posting.
Open job postingAbout the company
We are the world’s largest independent energy and commodities trading company. Every day we use our expertise and logistical networks to distribute energy around the world, efficiently and responsibly. From 40 offices worldwide, we seek to add value across the energy supply chain, including deploying our scale and market understanding to help facilitate the energy transition. To date, we have committed over $1 billion of capital to renewable projects, and are identifying and developing low-carbon opportunities around the world. Our people are our business . Talent is precious to us and we create an environment in which individuals can reach their full potential, unhindered by hierarchy. Our team comprises more than 65 nationalities and we are committed to developing and sustaining a diverse work force.  Learn more about us here . ATB is owned by Vitol and it is the 7th crude refinery plant in Malaysia. Located at Pontian, Johor Darul Ta'zim, the 32kbpd refinery, is well-positioned to supply both the local bunkering and growing energy markets across the region. The refinery neighbours VTTI-owned ATB terminal which includes over 1m m3 storage as well as 6 onsite jetties and can accommodate any size or type of tanker. This unique positioning enables us to offer our customers a secure and fully integrated supply chain, from production and blending of quality marine fuels, to storage and delivery. Designed to be highly energy-efficient, the refinery deploys state-of-the-art technology including a distillation unit with a prefractionation column.