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Golang Engineer (PayTech)



London, UK
Posted on Wednesday, June 5, 2024

Golang Engineer (PayTech)

  • PayTech
  • Hybrid (London)
  • Level 5 (Guide)
  • Permanent


Curve was founded with a rebellious spirit, and a lofty vision; to truly simplify your finances, so you can focus on what matters most in life.

That’s why Curve puts your finances simply at your fingertips, so you can make smart choices on how to spend, send, see and save your money. We help you control your financial life, so you can go out and live the life you want to live.

With Curve you can spend from all your accounts, track your spend behaviour, see unique insights - all with additional security to help keep your money safe. Curve puts you in control of your money in one beautiful place for the first time.

We’re developing a ground-breaking product with our customers at the heart of everything we do. We have funding from the biggest names in tech investment, and a visionary C-suite who wants everyone who joins this remarkable adventure, to have the opportunity to masterfully develop their expertise.

Welcome to Curve. On a mission to help you live inspired.

Role Purpose:

At Curve, we obsess about our customers. Through innovating and working iteratively to solve problems in the world of money that aren’t being tackled by conventional banking

The purpose of the Backend Software Engineer will be to support the build of elegant, performant, maintainable, operable and secure Golang microservices, to help design and architect our systems, and to develop and to continue the journey of continuous improvement to make the team the best that it can be.

Projects/initiatives that we want you to contribute to or lead the charge on:

  • Building the vision of Curve as a connected platform, integrating seamlessly with best-in-class app, tools and services
  • Connecting the financial world for customers by bringing together account and transactional data that will enable better financial decisions and outcomes
  • Spend analytics, insights and recommendations, using data and machine learning
  • Financial product marketplace:credit, savings and other products and services to improve the financial lives of customers
  • Our current tech stack includes:
  • Languages: GO, PHP
  • Messaging: Kafka and RabbitMQ
  • Data: Event Driven Architecture, Snowplow, Python for the ETL
  • Our development practices include: TDD, BDD, Scrum
  • Database: PostgreSQL, MongoDB, BigQuery
  • Mobile: iOS/Android; Swift/Kotlin
  • Our DevOps culture includes: CI, CD, Docker, Kubernetes, AWS

Key Accountabilities:

  • Delivering clean, architecturally sound and maintainable server-side code; bonus points for full-stack development experience
  • Collaborating with stakeholders in the company to rapidly build-measure-learn a world-class product
  • Working with our product and engineering managers to constantly iterate on the company’s development processes
  • Motivating the team past roadblocks to make sure we are shipping features as effectively as possible
  • Guiding design discussions; being the voice of experience with helping the team balance flexibility, expediency, scalability and performance
  • Championing new technologies and enforcing the best development patterns
  • Keeping a keen eye on the future, whilst making sure we’re proactively but pragmatically tackling technical debt


  • In-depth knowledge of Golang (additional experience with PHP is a bonus)
  • Experience of building microservices; ideally deployed in containers on Kubernetes
  • Experience of agile development practices
  • Experience with RDBMS & NoSQL datastores
  • Bonus points for real-time low-latency high-frequency transaction based systems
  • Ability to diagnose problems at any level (Client, HTTP/Network, Server, Database, OS) and provide sound rationale behind technical decisions
  • Demonstrable experience of building large concurrent and distributed applications
  • Experience of developing and running large scale production environments in or closely with DevOps / SRE
  • Bonus points for experience with event driven architectures
  • A genuine interest in working in a fast paced startup and ideally Fintech or payments
  • Bonus points for experience of mentoring and coaching other engineers (L5)
  • Voracious appetite for learning


Curve Life:

  • Competitive salary with employee share options package.
  • Free Curve Metal subscription for you and +1

Get Smarter:

  • 10 days per year for training and conferences

Health and Wellbeing:

  • Life insurance
  • Global work abroad policy
  • Health care cash plan
  • Life coaching
  • EAP services
  • 24/7 GP access
  • Annual subscriptions to Calm & FIIT for your mind and body
  • Discounted gym membership.
  • Ride to work scheme
  • Electric car scheme
  • Discounted shopping vouchers
  • Season ticket loan
  • Bonus days off for your birthday, moving house and Christmas
  • Six nights of Night Nanny for new parents