Senior Product Engineer — Payments API & Encryption (Equity) in London
Senior Product Engineer — Payments API & Encryption (Equity)

Senior Product Engineer — Payments API & Encryption (Equity) in London

London Full-Time 70000 - 90000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design APIs for card tokenization and ensure high availability across distributed systems.
  • Company: Jack & Jill, a pioneering payments infrastructure startup backed by top investors.
  • Benefits: Competitive salary, equity options, and a chance to shape the future of payments.
  • Other info: Exciting opportunity for career growth in a dynamic startup culture.
  • Why this job: Join a mission-critical team and enhance developer experience in a fast-paced environment.
  • Qualifications: 3-10+ years of relevant experience with strong systems and networks knowledge.

The predicted salary is between 70000 - 90000 £ per year.

Jack & Jill, a pioneering payments infrastructure startup backed by Sequoia and Index Ventures, is looking for a Senior / Staff Product Engineer in London. You will play a crucial role in designing APIs for card tokenization and ensuring high availability across distributed systems. The role offers a unique opportunity to work on mission-critical infrastructure, with a focus on developer experience.

Candidates should have 3-10+ years of relevant experience and a strong understanding of systems and networks.

Senior Product Engineer — Payments API & Encryption (Equity) in London employer: Jack & Jill

Jack & Jill is an exceptional employer that fosters a dynamic and innovative work culture, perfect for those passionate about shaping the future of payments infrastructure. Located in the vibrant city of London, employees benefit from a collaborative environment that encourages professional growth and offers unique opportunities to work on mission-critical projects. With backing from top-tier investors like Sequoia and Index Ventures, team members are empowered to make a significant impact while enjoying a supportive atmosphere that values creativity and developer experience.
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Contact Detail:

Jack & Jill Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Product Engineer — Payments API & Encryption (Equity) in London

Tip Number 1

Network like a pro! Reach out to folks in the payments and tech space on LinkedIn or at meetups. We all know that sometimes it’s not just what you know, but who you know that can get you in the door.

Tip Number 2

Show off your skills! If you’ve got a portfolio of projects or contributions to open-source, make sure to highlight them. We want to see how you’ve tackled real-world problems, especially in API design and distributed systems.

Tip Number 3

Prepare for those interviews! Brush up on your technical knowledge and be ready to discuss your experience with card tokenization and encryption. We recommend doing mock interviews to build confidence and refine your answers.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.

We think you need these skills to ace Senior Product Engineer — Payments API & Encryption (Equity) in London

API Design
Card Tokenization
Distributed Systems
High Availability
Developer Experience
Systems Understanding
Network Understanding
Problem-Solving Skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the role of Senior Product Engineer. Highlight your experience with APIs, card tokenization, and any relevant projects that showcase your skills in systems and networks.

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about payments infrastructure and how your background aligns with our mission at Jack & Jill. Keep it concise but impactful.

Showcase Your Technical Skills: Don’t forget to include specific technical skills that relate to the job description. Mention any relevant programming languages, frameworks, or tools you’ve worked with that would be beneficial for designing APIs and ensuring high availability.

Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It helps us keep track of your application and ensures you don’t miss out on any important updates!

How to prepare for a job interview at Jack & Jill

Know Your APIs Inside Out

Make sure you brush up on your knowledge of APIs, especially around card tokenization. Be ready to discuss how you've designed or improved APIs in the past, and think about specific examples that showcase your experience with high availability and distributed systems.

Showcase Your Problem-Solving Skills

Prepare to tackle hypothetical scenarios during the interview. Think about challenges you’ve faced in previous roles related to payments infrastructure and how you resolved them. This will demonstrate your critical thinking and ability to handle mission-critical systems.

Understand Developer Experience

Since the role focuses on developer experience, be prepared to discuss how you’ve enhanced usability in your past projects. Bring examples of how you’ve gathered feedback from developers and implemented changes based on their needs.

Research Jack & Jill

Familiarise yourself with Jack & Jill’s products and their position in the market. Understanding their mission and values will help you align your answers with what they’re looking for, showing that you’re genuinely interested in being part of their team.

Senior Product Engineer — Payments API & Encryption (Equity) in London
Jack & Jill
Location: London

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