Careers

Join the Wincent Team

Join 150+ professionals responsible for $5bn in daily trading volume.

Engineers – Data Platform

Engineers – Data Platform

Location
Slovakia, Czechia, Poland, UK, Gibraltar
Employment Type
Full time
Location Type
Department
Engineering
Compensation
The posted range represents the typical compensation range for this role. To determine actual compensation we review the market rate of each candidate which can include a variety of factors including qualifications, experience, and location. Additional benefits are shared as part of the job posting.

About Wincent

We are a team of 120 people, primarily Engineers, Traders and Quants, focused on HFT with ~1% of global crypto trading volume. Being a bit weird, we

  • Are self-taught; our founders do not come from any of the big HFTs

  • Chose to have no VCs on cap-table; this spot is for our colleagues

  • Made Bratislava the central hub, not London or Amsterdam

Culture
When you do something you love, it does not feel like work. At Wincent work is purposeful and fulfilling.
Integrity is not negotiable
Handshakes are sacred for us. Being in the money making business is good, but that alone is not worth our soul; we follow the motto “Be the good guys in the market”.
Say things as they are
Life is too short for games of politics, fluff, or bullshit in general.
Trust each other
We embrace internal radical transparency in terms of compensation, bonuses, and trading strategie

About the position

Would you like to work alongside top global talent, solve complex algorithmic challenges, and leverage advanced technologies to innovate in the crypto trading industry?

If you answer “YES,” then we have something special for you: Join our team of software engineers from Facebook and Google, with academic backgrounds from Berkeley, Caltech, ETH, and MIT, to help build a world-class trading platform that automatically executes orders on 10+ crypto exchanges with dozens of crypto tokens.

This is an opportunity for you to make a significant impact and see the results of your hard work instantly.

About the Data Platform team

Our Data Platform team is responsible for storage of data from our internal components and external sources into one database. We run additional scheduled computations on top of stored data and execute queries from the database. The data platform enables quants and traders to easily work with large datasets and explore new trading strategies.

What will you do in the Data Platform team

  • Collaborate with Data Platform Engineers and other teams to improve data accessibility and tooling.

  • Play a key role in ensuring the quality and integrity of data, particularly for core engineering teams.

  • Explore opportunities to enhance data processing and analysis using cloud technologies, with a preference for AWS.

What we expect from you

  • Engineering Experience: 5+ years

  • Data Engineering Expertise: Experience with data ingestion, strong data engineering coding skills in Scala, Python, Spark, proficiency in SQL, and cloud technologies (ideally AWS).

  • Experience with BigData: Experience with BigData analysis and time series databases.

  • Collaborative Spirit: Teamwork, communication, and collaboration are essential, as we work as a single unit, not as a group of individual contributors.

  • Systems Thinking: Strong understanding of distributed systems, scalability, and performance optimization.

  • Ownership & Problem Solving: We provide a lot of freedom to our engineers, so we expect you to be a “manager of one” who owns their agenda and delivers results.

Culture Fit: Say things as they are, answer questions truthfully, leave ego at the door, challenge decisions when you disagree, and once a decision is final, commit and deliver your best.

Interview process

  • Introductory call: Learn more about the company and get your questions answered.

  • Algorithmic coding challenge: Write an algorithmic solution in your chosen environment. This is a take-home challenge that you can do anytime in your free time.

  • Tech screening: A discussion about your tech stack and past projects.

  • Technical interview: Live coding to evaluate your coding skills as well as communication and problem solving skills.

  • System design interview: Senior candidates are invited to describe how to design and improve system architecture.

  • Soft skills interview: A discussion focused on your prior experiences and interpersonal skills.

The entire interview process is online.

Compensation, work arrangement, and benefits

  • Salary + bonuses: Your total estimated annual compensation package includes a fixed salary and performance bonuses paid twice a year. The base salary starts from €84k p.a. for Slovakia, or adjusted to your country of residence, with no ceiling for highly-specialized and top 0.1% engineering candidates. Earning €150,000 in Slovakia can be an equivalent of earning €393,164 in London according to livingcost.org. due to low living costs and low income taxes in Slovakia, see below.

  • Monthly fixed salary: We value specific expertise and offer above-the-market rates tailored to your experience and seniority level, adjusted to your local residency.

  • Bonuses twice a year: We pay performance bonuses every 6 months. As an engineer, you can typically look forward to taking home between €40k and €70k annually, depending on your and the fund’s performance.

  • Equity: You can opt to allocate a portion of your monthly salary toward equity in the company.

  • Fund investment: As a member of our team, you have an opportunity to invest in the firm’s proprietary fund, established in 2017 and typically reserved for partners and employees, which has built a strong track record over time.

  • Remote/Office: This role requires full-time onsite collaboration at one of our offices. Remote collaboration is negotiable for senior staff.

  • Vacation: If you work full-time, you get 25 vacation days plus 12 public holidays each year, which totals approximately 40 days off per year (yes, that’s A LOT!). If you need significantly more than that, you can arrange an unpaid leave with your manager and enjoy your sabbatical.

  • Full-day catering: All-inclusive breakfast, lunch, afternoon snacks, fruits, and other treats in our offices save you hundreds of euros every month.

  • Additional benefits include unlimited taxi to/from the office, mental health support, education & sports budget, cell phone plan in select countries, parental leave, and more to boost your productivity.

Why to choose Bratislava over other locations

  • Low living costs: Bratislava offers a significantly lower cost of living compared to most major European cities (source: Numbeo).

  • Low income tax: Slovakia offers only 25% personal income tax, compared to 55% Austria, 50% Belgium, 49% Netherlands, 48% Portugal, 47% Spain, 45% UK, France, and Germany, 44% Greece, 43% Italy, 40% Ireland, and 32% Italy according to taxsummaries.pwc.com.

  • Regional hub: Bratislava lies at the intersection of Austria (only 80km from Vienna), Czechia (130km from Brno), and Hungary (200km from Budapest).

  • Safety: Bratislava is one of the safest capitals in Europe, providing peace of mind that is harder to find in larger cities with higher crime rates, such as Paris, London, or Brussels.

  • High quality of life: Bratislava offers a balanced lifestyle with access to nature, excellent public amenities, and shorter commutes, unlike many larger cities where high living costs often compromise quality of life.

  • Booming economy and opportunities: Bratislava is a growing economic hub with a focus on technology, finance, and innovation, attracting international companies and startups.

Don’t hesitate and apply today!

Working at Wincent 

At Wincent, we foster a culture of transparency, ownership, and autonomy, where every team member is empowered to make a meaningful impact. We prioritize clear objectives and give you the freedom to innovate and grow within a supportive, high-performing environment.

We value exceptional TOP 1% talent over a perfect match to a job description. If our vision and values resonate with you, we’d love to hear from you. Don’t hesitate to reach out—let’s explore how you can be part of shaping the future of cryptocurrency trading with us!

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This job has application limits

Please note: to ensure that candidates select the most relevant jobs for their skills, we have set up limits to the number of times candidates can apply. The following limits apply to all roles at Ashby:

  • Candidates may not apply more than 3 times in any 60 days for any job
  • Candidates may not re-apply to the same role within 90 days if not presented with an offer

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Due to the high volume of applications we receive, for some roles we use Artificial Intelligence (AI) tools to help our recruiters review your application. In particular, we may use AI tools at the following stages of your application:

  1. CV Screening. We may use a tool that gives insights on how well your CV corresponds to the criteria for the role you applied for. These criteria are chosen by our recruiters, not AI. All insights are reviewed by a human, who takes the decision whether to pass your application through to the next stage individually. This improves outcomes by ensuring you receive a timely response to your application and that a recruiter does not miss relevant experience on your CV; and
  2. Interview Stage. With your express permission at the start of an interview, we may use a AI tool that transcribes the interview, which allows your interviewer to focus more on you instead of note-taking. We may also use an AI tool to provide a summary of the transcript so we can keep track of what was discussed, which helps later interviewers avoid repeating questions. A recruiter may take into account this transcript and summary in deciding whether to pass your application through to the next round.

We process applicant data in accordance with our Data Privacy and Processing Policy, which you can read here. If you have any questions about how we protect or process your data, please contact gdpr@wincent.co

Where You Can Meet Us

If you’re ready to take the next step, find a role that suits your passions, skills and ambitions.

Frequently Asked Questions

How long is the internship?

The internship lasts for 7 weeks. It begins in June and runs through the end of August, taking place fully on-site at our offices. This timeline is designed to give you enough time to work on meaningful projects while still fitting into a summer break.

No, we do not require previous trading experience. Our internship program is designed to teach you the fundamentals of trading and provide hands-on exposure to how markets work. What we value most are strong analytical skills, curiosity, and a willingness to learn. Many of our successful interns come from backgrounds in mathematics, computer science, or engineering, with no direct trading experience before joining.
Yes. We provide comprehensive relocation support to make your transition as smooth as possible. This includes covering your travel expenses and arranging fully paid accommodation for the duration of your internship. Our team will also guide you through the logistics of moving, so you can focus on learning and getting the most out of your experience.
Yes. We provide fully covered accommodation for the entire duration of your internship. Housing is arranged by our team so you don’t need to worry about finding a place yourself, allowing you to focus fully on the program.
Yes. As an intern, you’ll contribute directly to projects that have real impact on our trading strategies and operations. You’ll work alongside experienced traders and engineers, gaining hands-on experience with the same tools and data we use every day. Your work won’t be limited to simulations, you’ll see how your contributions fit into live projects and decision-making.
No. The internship is fully on-site in Bratislava. We believe that being physically present allows interns to learn faster, collaborate closely with traders and engineers, and experience our team culture firsthand. This setup ensures you gain the most from mentorship and real-time feedback.
Yes. High-performing interns may receive a return offer to join us full-time after graduation. Each year, we extend offers to some of our interns who demonstrate strong skills, curiosity, and cultural fit. The internship is designed to give you a real sense of what a long-term career with us could look like, and many of our current team members started as interns.
Return offers are extended to interns who demonstrate exceptional performance, strong problem-solving ability, and a good cultural fit during the program. Depending on your strengths and interests, you may receive an offer to join one of several paths—such as trading, quantitative research, or DeFi. The area of the offer is determined by the skills you showcase during the internship and where we see the best long-term match.

Our interview process is designed to test your problem-solving ability rather than prior experience in trading. We focus on probability, statistics, logical reasoning, and intuition, as well as your ability to think under uncertainty.

The process begins with an online assessment. Successful candidates are then invited to two technical rounds covering probability and statistics. The final stage is an on-site session in Bratislava, where you’ll participate in interactive betting games that simulate real decision-making scenarios.

For a detailed breakdown, please check our interview process.

We aim to get back to all applicants within one week of receiving the initial application. The exact timing can vary depending on the number of applications we’re processing at that moment, but you can expect a timely response and updates throughout the process.

The process typically involves four stages: an online assessment (with a two-week deadline), two technical interviews, and a final on-site round. After you submit your assessment, we schedule interviews as soon as possible based on interviewer availability.

From initial application to final decision, the timeline can vary, but in most cases it takes about one to three weeks. For exceptional candidates who progress quickly and have good scheduling availability, the entire process can sometimes be completed in as little as 10 days.

The application form is designed to be quick and straightforward, so it should take only a few minutes to complete. We keep the process simple to ensure you can focus on showcasing your skills and motivation rather than filling out lengthy paperwork.

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