Backend Software Engineer
At ZeroNorth, we are at the forefront of transforming the shipping industry through digital innovation. Our solutions go beyond optimising business operations, they are designed to lead the industry in sustainability by significantly reducing CO2 emissions.
Our core mission of making global trade greener drives everything we do. Your contributions will play a crucial role in reducing emissions, aligning commercial success with sustainability, and delivering benefits for both profitability and the environment.
ZeroNorth is powered by a diverse team of 550+ professionals with more than 38 nationalities, operating out of global hubs including Copenhagen (our headquarters), Athens, Chennai, Mumbai, New York, San Diego, Singapore, Sofia, and Tokyo.
We are leading the industry's green transition, enabling our partners to leverage data for actionable decarbonization efforts.
Backend Software Engineer at ZeroNorth
As a passionate Software Engineer, you'll be at the heart of our Bunker business area working within the data team. This isn't just another backend role; it's a high-impact mission to be a key force in transforming a core, revenue-generating application. You will be at the heart of a pivotal moment for our business, executing a critical technical vision.
You won't just be maintaining existing systems – you'll be on the front lines, extending and enhancing our live, globally impactful web applications that empower users worldwide to make critical decisions for a sustainable future.
This isn't just coding; it's about building the tools that are actively steering a multi-billion dollar industry towards zero emissions. Join us and make a tangible difference with every line of code you write!
Key responsibilities:
Be a primary driver in analysing the existing solution and contributing to the architecture of our next-generation solution.
Collaborate closely with product owners and the team lead to not only rebuild existing functionality but also to design and implement the new features that will unlock market expansion.
You will be a key member of the team responsible for its ongoing maintenance, performance, and continued growth, taking ownership of the components you build.
Actively leverage and champion the use of generative AI to assist in code translation, logic mapping, and accelerating the refactoring process.
Your profile:
- You have a minimum of six years of software engineering experience, with a track record of improving complex, existing codebases.
- You are proficient in Python, as it's a core part of our existing technology stack (experience with Go or .Net is a plus).
- You have solid experience with databases (e.g., PostgreSQL, Snowflake, Timestream) and ORMs.
- You are comfortable with cloud infrastructure and pipelines (e.g., YAML, Terraform, GitHub Actions, AWS).
- You have a strong commitment to quality and believe in writing and maintaining comprehensive automated tests (e.g., unit, component, integration) to ensure software robustness.
- You are genuinely excited by the prospect of improving what's already there, understanding that true innovation often means good craftsmanship, not just green-field development.
- You are curious and pragmatic about using new tools, and the idea of using generative AI to solve real-world engineering problems excites you.
- You have a solid foundation in engineering, computer science, or a related field, and a strong hunger to learn, experiment with new technology, and share your brilliance with the team.
About ZeroNorth
At ZeroNorth, we aim to make global trade sustainable by steering the maritime industry toward zero emissions. Using advanced technology and trusted data, our platform delivers real-time insights to optimize operations and align commercial success with environmental impact.
We partner with customers on their journey toward sustainability, solving complex challenges and empowering informed decisions that benefit both the planet and their bottom line.
Our culture thrives on growth, inclusion, and collaboration. We value honesty, trust, and the unique contributions of every team member, driving meaningful change together. Let's make global trade green.
- Team
- Product Innovation - Data & AI
- Locations
- Copenhagen
- Remote status
- Hybrid
- Employment type
- Full-time

Copenhagen
Our Workspace & Culture
As ZeroNorth continues to grow, our leadership in shipping digitalization only strengthens.
We firmly believe that unity drives progress. With a team composed of the industry’s most inventive minds, tech enthusiasts, and visionary thinkers, we foster a culture where collaboration is paramount, deeply rooted in the core of our mission.
Located in the vibrant heart of Copenhagen, our state-of-the-art headquarters is more than just a workspace; it's a symbol of our commitment to teamwork, valuing insights over hierarchy, and embracing adaptability.
As we navigate our growth and respond to the evolving needs of our team, we fully support a dynamic work environment, offering both in-house and remote work options.
About ZeroNorth
At ZeroNorth, we're on a mission to make global trade greener every day. In a world where regulations, geopolitical shifts, and environmental concerns shape the maritime industry, we aim to create positive impact and drive towards zero emissions.
Data-Driven Impact
Data is our compass. In a constantly changing world, we rely on data for truth. By combining innovative technology, expertise, and massive data sets, our platform ensures seamless information flow from ship to shore, serving as a single source of truth throughout the value chain.
Partnering for Success
We’re with our customers every step of the way, supporting their journey towards sustainable and digital excellence. Our team is dedicated to solving complex problems and aligning commercial success with sustainability. True success means empowering our customers to make decisions that benefit both profit and the planet.
Together, we can make global trade green.
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