At a Glance
- Tasks: Lead backend projects, design systems, and write code for innovative financial solutions.
- Company: Join 9fin, the AI platform transforming global debt markets.
- Benefits: Competitive salary, hybrid work, generous holiday, and professional development opportunities.
- Other info: Dynamic team culture with excellent growth potential and a commitment to inclusivity.
- Why this job: Make a real impact in a fast-growing tech startup with cutting-edge technology.
- Qualifications: Experience in Python, API development, and strong collaboration skills.
The predicted salary is between 60000 - 75000 £ per year.
About 9fin: 9fin is the AI platform powering global debt markets — the world’s largest asset class at over $145 trillion. Debt markets are vast, global, and mission-critical, yet still run on fragmented data, PDFs, and manual workflows. 9fin replaces this broken infrastructure with a single platform that centralises proprietary credit data, deep analysis, and high-value workflows across global markets. Today, 9fin powers teams at 300+ blue-chip institutions worldwide, including global banks, asset managers, private equity firms, law firms, and advisors. The business is scaling at exceptional speed, with rapid expansion in the US and best-in-class retention driven by deep workflow adoption.
What you'll work on: This role is the opportunity to take on the technical leadership on projects, defining and designing systems, making quick proof of concepts and working closely with Product and our Clients. Write code and lead others in the team in delivering new service functionality, implementing APIs, data routing/processing and automation mechanisms. Development and engineering primarily on the backend services and web application hosted tools and systems of the 9fin platform. Taking a leading role within project teams as an IC, running code reviews and mentoring of junior developers, involvement in early research and experimentation with new technologies providing input for new features and products. Continually improve on the 9fin codebase taking the chance to automate, refactor and document when you can.
Variety: Our web platforms are incredibly diverse, from complex financial data modelling, capturing environmental, emission, energy data, incorporation of ML/AI prediction services, data visualisation serving and automation systems.
Collaboration and teamwork: Cross functional teams are formed for all projects including the appropriate domain expertise from 9fin financial, legal and editorial colleagues. This allows the best quality information and feedback to go directly to engineering project teams. Your ability to explain and break down complex projects to non-technical audiences will enable productive and efficient team progress.
Developer Experience: Through managed automated preview environments, feature flags and well maintained non-production environments. You will be able to move with velocity and get feedback and iterate quickly.
Our Backend Stack: Python is the dominant backend language used. Flask & FastAPI. Typing is used within our Python stack to power automated documentation and API definitions. Relational Databases (PostgreSQL) at the heart of majority of services. We’re AWS for Cloud hosted services. Heavy use of AWS lambda Serverless. Docker (AWS ECS) for uniform development/deployment from dev to prod.
Requirements: This role will be a great fit if you:
- Can effectively plan and reason about your software, understanding where it fits into systems and the overall business.
- Can think about how data will pass through your software; from persistent storage through to API endpoint.
- Experience with Python and its web frameworks (we currently use Flask, and are moving to FastAPI with Typing).
- Strong experience delivering APIs, Service Oriented Architecture.
- Good working knowledge of SQL statements for retrieving data.
- A good collaborator and communicator with cross functional engineering teammates and others within 9fin.
- Code Quality: Through writing testable, maintainable code, and by engaging in code review for your own work and for reviewing others.
Company Benefits: We’re a scaling start up and we enjoy sharing our success, when the company succeeds, we always reinvest that in our people. We also offer huge amounts of responsibility, an abundance of opportunity for growth and a platform to truly excel.
Financial & Insurance: Competitive Salary (our salary bands are benchmarked at the top end of the market). Pension (your minimum contributions are 4% with 9fin matching up to 7%). Private Medical Insurance. Paid sick leave with Income Protection for long periods of illness. Group Life Assurance. Season Ticket Loan & Cycle to Work schemes.
Time off: 25 holiday days per year. Local public holidays (with the ability to exchange them for alternative days). Hybrid working model, to allow you the flexibility to decide how, where and when you do your best work. Work abroad for up to 3 months a year. 1 month paid sabbatical after 5 years of service. Enhanced parental leave & flexible working arrangements available.
Training & Culture: Professional learning and development budget. Quarterly team socials. Summer and Winter company social events.
9fin is an equal opportunities employer. At 9fin we are dedicated to building and promoting a fair and inclusive workplace where everyone can reach their full potential and truly belong. We recognize that building diverse teams enables a more creative and productive environment. If you’re excited about this role but your experience doesn’t perfectly align with the job description, we encourage you to apply anyway. You might just be who we’re looking for — either for this role, or perhaps another.
Product Engineer, Backend in London employer: 9fin
9fin is an exceptional employer located in Greater London, offering a dynamic work culture that fosters innovation and collaboration. With a focus on employee growth, the company provides competitive salaries, private medical insurance, and the flexibility of hybrid working arrangements, including opportunities for international work. Join us to be part of a forward-thinking team dedicated to delivering high-quality data solutions.
StudySmarter Expert Advice🤫
We think this is how you could land Product Engineer, Backend in London
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at 9fin or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to 9fin.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like 9fin.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like 9fin that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Product Engineer, Backend 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 9fin.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at 9fin and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at 9fin
✨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.
✨Know Your Tools and Frameworks
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 9fin uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
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.
✨Prepare for Behavioural Questions
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.
