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Principal Backend Engineer - Cards

United Kingdom
Software Development

About Tide

At Tide, we are building a financial platform designed to save small and medium-sized businesses time and money. We provide our members with business accounts and related services, including Cards, POS terminals, Credit services, Expense Cards, invoicing and accounting tools and many more. Our vision is to become the world's leading FinTech Platform. We're not just building technology and great products, we're empowering people to make informed business decisions and lifting generations of hard working entrepreneurs.

Launched in 2017, Tide is now the leading business financial platform in the UK with 575,000 SME members (10% market share) and more than 250,000 SMEs in India. Headquartered in London, Tide has over 1,600 Tideans across the UK, Bulgaria, India, Serbia, Romania, Ukraine and Germany. 

Tide is rapidly growing, expanding into new markets and always looking for passionate and driven people. Join us in our mission to empower small businesses and help them save time and money.   

About the team:

We work in small autonomous teams, grouped under common domains owning the full lifecycle of some microservices in Tide’s service catalogue. Our engineers self-organise, gather together to discuss technical challenges, and set their own guidelines in the different Communities of Practice regardless of where they currently stand in our Growth Framework

About the role 

As a Senior Staff / Principal Engineer at Tide you will be working on designing, creating and running  the rich product catalogue of our Cards area. We have a long roadmap ahead of us and rarely run out of interesting problems to tackle. To make this a bit more specific you will be looking after the core cards technology including our Card Lifecycle Management, Card Authorisation, MasterCard settlement, Partner integrations that power our Card Products Portfolio of Prepaid Cards, Debit Cards, Expense Cards and Credit Cards. 

This role offers an exceptional opportunity to make a real difference by taking ownership of engineering practices in a rapidly expanding company! We trust and empower our Senior Staff / Principal Engineers to make real architectural decisions that affect multiple teams and shape the future of Tide’s One Platform.

What we are looking for:

  • You have significant domain knowledge of the Cards industry and practical experience building an Issuer Processor or integrating with one. This is non-negotiable!
  • Have extensive experience (15+ years) building server-side applications and detailed knowledge of the relevant programming languages for your stack 
  • You have lead multiple distributed engineering teams (5+) across different disciplines while collaborating with your Director of Product peer
  • Have experience with running microservices and implementing and consuming RESTful APIs 
  • Have experience engineering scalable and reliable solutions in a cloud-native environment
  • Demonstrate a mindset of delivering secure, well-tested and well-documented software
  • Have experience integrating with various third party providers and partners
  • Have practical experience with continuous integration, delivery and deployment

Our Tech Stack (you don't have to be excelling in all, but willing to learn them):

  • Java 17, Spring Boot and JOOQ to build the RESTful APIs of our microservices
  • Event-driven architecture with messages over SNS+SQS and Kafka to make them reliable
  • Primary datastores are MySQL and PostgreSQL via RDS or Aurora (we are heavy AWS users)
  • Docker, Terraform, EKS/Kubernetes used by the Cloud team to run the platform
  • DataDog, ElasticSearch/Fluentd/Kibana and Rollbar to keep it running
  • GitHub with GitHub actions for Sonarcloud, Snyk and solid JUnit/Pact testing to power the CI/CD pipelines (new joiners are encouraged to have something deployed to production in their first 2 weeks)

What you’ll get in return

  • A competitive salary
  • Share Options
  • 25 days holiday with the option to take 5 extra days of unpaid leave per year
  • 3 days paid volunteering or L&D time off per year
  • Personal L&D budget of £1,000 professional L&D budget per year 
  • Group Life Insurance, Vitality Health and Dental Insurance
  • Spacious brand-new office by Old Street station with an all-day snacks bar
  • Enhanced family-friendly leave
  • Access to a global mental wellbeing platform that provides 1:1 video therapy sessions with accredited therapists and unlimited chat therapy sessions
  • Work from home budget
  • Team socials - virtual and physical events
  • Sabbatical leave

Tidean Ways of Working 

Make work, work for you! Tide embraces and supports flexible working arrangements. We are a remote-first business that enables its employees to work remotely from anywhere in their home country. Additionally, Our Working Outside the Office (WOO) policy allows you to work from anywhere in the world, up to 90 days per year per country.

We are remote-first, but when you do want to meet new people, collaborate with your team or simply hang out with your colleagues, our offices are always available and equipped to the highest standard. We offer flexible working hours and trust our employees to do their work well, at times that suit them and their team.

Tide is a place for everyone

At Tide, we believe that we can only succeed if we let our differences enrich our culture. Our Tideans come from a variety of backgrounds and experience levels. We consider everyone irrespective of their ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, veteran, neurodiversity status or disability status. We celebrate diversity in our workforce as a cornerstone of our success. Our commitment to a broad spectrum of ideas and backgrounds is what enables us to build products that resonate with our members’ diverse needs and lives. 

We are One Team and foster a transparent and inclusive environment, where everyone’s voice is heard.


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