Senior Software Engineer

Senior Software Engineer

Full-Time 80000 - 100000 € / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the design of our B2B API and collaborate on innovative payment solutions.
  • Company: Join Super, a fast-growing tech company disrupting the payments industry.
  • Benefits: Enjoy tax advantages, share options, and a flexible work-from-home setup.
  • Other info: Dynamic start-up culture with opportunities for mentorship and career growth.
  • Why this job: Make a real impact in a customer-obsessed environment with cutting-edge technology.
  • Qualifications: 8+ years in software engineering with experience in payments or high-volume transactions.

The predicted salary is between 80000 - 100000 € per year.

Our mission is to use data and AI to make payments free for businesses, so that everyone wins. By removing payment fees and passing savings back to customers, we are disrupting the payments industry while helping businesses increase sales and loyalty. With Buy Now, Pay Later (BNPL) free for merchants and 0% card payment processing, Super gives businesses a powerful way to reduce costs, grow sales, and reward customers. Already trusted by thousands of businesses and more than 4 million customers, Super is growing fast, supported by leading investors including Accel, Union Square Ventures and LocalGlobe, and led by Samir Desai, founder and former CEO of Funding Circle.

Our Values

  • Customer obsessed: We only succeed when our customers do.
  • Move fast: Build, test and improve quickly. Progress matters more than perfection.
  • Own it: Be accountable, solve problems, and make it happen.
  • Be open: Act with honesty and respect. Transparency builds trust.
  • Win together: Collaboration beats ego every time.

Our Technology

We leverage the latest tools and technologies to create a seamless, customer-centric digital experience. Our core stack is built around Node.js, TypeScript, and NestJS, with a front-end powered by React. We deploy using AWS cloud services and Kubernetes, ensuring scalability and resilience. Infrastructure as Code is fundamental to our approach, and we use Terraform to manage our cloud resources. Our architecture is cloud‑native, event‑driven, and distributed, built on Amazon EventBridge and SQS, with services exposed via REST. We are driven by data science, machine learning, and analytics, using multi‑variant testing to personalise user experiences across every digital channel. However, it’s not just about the technology. We are passionate about continuous delivery, automation, and rapid iteration. Our deployment pipeline is fully automated, covering everything from branching, building, testing, and shipping to monitoring and alerting—allowing us to focus on delivering value to our customers. Technology is at the heart of our business, and we value diverse perspectives. Bring your ideas, experience, and problem‑solving mindset—we’ll navigate obstacles together.

What You’ll Be Doing

  • Spearheading the design and evolution of our B2B API, personalisation and payments infrastructure.
  • Collaborating with UX and product teams in discovery, ideation, and problem‑solving.
  • Contributing to engineering‑wide initiatives, participating in technical discussions, architecture decisions, and best practice sharing.
  • Developing a deep understanding of our business, customers, and domain—applying your judgement to make autonomous decisions.
  • Mentoring and supporting the growth of our engineering community, sharing knowledge through pairing, talks, and external speaking opportunities.

We’d love to hear from you if you:

  • Have at least 8 years of experience in software engineering.
  • Have worked on any one of the following areas: Financial Services in areas like payments/wealth management/banking; The payments infrastructure at a large eCommerce site; High‑volume transaction scale‑up (e.g., betting, gaming, or streaming).
  • Have a delivery‑focused mindset, using agile practices to drive team success.
  • Bring experience with a variety of programming languages.
  • Are willing to work with Node.js, TypeScript, NestJS, and AWS cloud technologies.
  • Have experience designing and provisioning cloud‑based infrastructure, using Infrastructure as Code (Terraform).
  • Ideally, have worked with Kubernetes and understand the fundamentals of containerised deployments.
  • Have built and supported publicly accessible REST APIs.
  • Understand application development, continuous delivery, test automation, and security within distributed services.
  • Have a track record of improving code quality, performance, stability, and scalability.
  • Are comfortable working in a fast‑paced, evolving start‑up environment.
  • Can work independently, tackling ambiguous challenges and driving solutions forward.

The stated experience and background is a guide and does not preclude applications from candidates with more or less experience, provided the requisite skills can be demonstrated.

Our Benefits - here's a few and more to come ... Tax advantage, Share Options, Work from home set up, Contributory Pension Scheme, Free Team lunch (Tues).

Senior Software Engineer employer: Super Payments

Super Payments is an exceptional employer that prioritises innovation and collaboration, making it an ideal place for a Senior Software Engineer to thrive. With a strong focus on employee growth, we offer opportunities for mentorship and knowledge sharing, alongside a dynamic work culture that embraces diverse perspectives and rapid iteration. Located in a fast-paced start-up environment, our team enjoys unique benefits such as tax advantages, share options, and a supportive work-from-home setup, all while contributing to a mission that empowers businesses and enhances customer experiences.

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Contact Detail:

Super Payments Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer

Tip Number 1

Network like a pro! Reach out to folks in the industry, attend meetups, and connect with current employees at Super. A personal introduction can make all the difference when it comes to landing that interview.

Tip Number 2

Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those related to payments or cloud technologies. This gives us a tangible way to see what you can bring to the table.

Tip Number 3

Prepare for the technical interview by brushing up on your coding skills and understanding our tech stack. Practice common algorithms and system design questions, so you can confidently demonstrate your expertise in Node.js, TypeScript, and AWS.

Tip Number 4

Don’t forget to follow up after your interviews! A quick thank-you email expressing your enthusiasm for the role can leave a lasting impression and show us that you're genuinely interested in joining the team.

We think you need these skills to ace Senior Software Engineer

Node.js
TypeScript
NestJS
AWS Cloud Technologies
Terraform
Kubernetes
REST APIs

Some tips for your application 🫡

Show Your Passion:When writing your application, let your enthusiasm for the role and our mission shine through. We want to see how your values align with ours—especially being customer obsessed and moving fast!

Tailor Your Experience:Make sure to highlight your relevant experience in software engineering, especially in areas like payments or high-volume transaction systems. We love seeing how your background can contribute to our goals.

Be Clear and Concise:Keep your application straightforward and to the point. We appreciate clarity, so avoid jargon and focus on what makes you a great fit for the Senior Software Engineer role.

Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and get the ball rolling on your journey with Super.

How to prepare for a job interview at Super Payments

Know Your Tech Stack

Familiarise yourself with Node.js, TypeScript, NestJS, and AWS cloud technologies. Be ready to discuss how you've used these tools in your previous projects, as well as any challenges you faced and how you overcame them.

Understand the Business

Dive deep into Super's mission of making payments free for businesses. Think about how your experience in financial services or high-volume transaction environments can contribute to this goal. Show that you understand the impact of your work on customer satisfaction and business growth.

Showcase Your Problem-Solving Skills

Prepare examples of how you've tackled ambiguous challenges in the past. Highlight your delivery-focused mindset and how you've used agile practices to drive team success. This will demonstrate that you can thrive in a fast-paced, evolving start-up environment.

Emphasise Collaboration

Super values teamwork, so be ready to discuss how you've collaborated with UX and product teams in the past. Share experiences where you've mentored others or contributed to engineering-wide initiatives, showcasing your ability to win together with your colleagues.