Tech Lead - AWS Architect

About the job

TO BE ELIGIBLE FOR THIS ROLE YOU MUST HAVE PRIOR EXPERIENCE IN MANAGING HIGH VOLUME EVENTS DRIVEN ARCHITECTURE OF A FINTECH/MARKETPLACE PLATFORM

The role

We are seeking an experienced Tech Lead - AWS Architect to join our core team and take ownership of the technology behind our B2C platform, used by 100,000s of customers monthly. Your primary focus will be to build a scalable, robust, and secure backend system that powers our platform. You will oversee architecture design, work with a distributed engineering team, and directly contribute critical parts of the codebase.

As a tech lead, you will translate our business strategies into product and technical requirements, in close collaboration with Other Engineers, Product Manager and the wider business team, including the stakeholders.

What youll do

• Backend Architecture & Development: Architect and implement backend systems and APIs using Java, Python and modern frameworks. Write maintainable, scalable, and testable code.
• Infrastructure & DevOps: Design and maintain a secure, highly available AWS infrastructure. Implement CI/CD pipelines, manage containerization (Docker), orchestration (Kubernetes or Docker Swarm), and configuration management (Ansible).
• Systems & Security: Ensure system reliability by monitoring, upgrading, and optimizing Linux/Ubuntu hosts. Implement robust security measures, managing IAM roles, permissions etc.
• Data Infrastructure: Work extensively with MongoDB and Mongoose to design efficient schemas and ensure seamless data flow.
• Integration & Third-Party Services: Integrate external APIs and services into our backend ecosystem. Collaborate with the front-end team to ensure smooth data consumption.
• Technical Leadership: Distribute tasks, conduct code reviews, drive process improvements, and help shape our distributed engineering team by participating in hiring decisions.
• Cross-Functional Collaboration: Work closely with colleagues and external stakeholders to translate business goals into technical solutions that are both scalable and efficient.

Who you are

Technical skills:

• 8+ years of backend engineering experience within high volume data-intensive technology companies. Preferably in fintech, ideally relating to credit.
• Strong expertise in Data Structures, Algorithms, and scalable system design.
• Excellent proficiency in Python or Java, REST APIs, and Microservices architecture.
• Strong hands-on experience building scalable, resilient, and high-performance distributed systems.
• Experience with AWS cloud services and cloud-native application development.
• Good understanding of databases, caching, asynchronous processing, messaging systems, and performance optimization.
• Strong understanding of engineering best practices, SDLC, code reviews, CI/CD, observability, and production debugging.
• Ability to drive technical design discussions and independently own critical backend services.
• Strong collaboration and communication skills in cross-functional environments.

Preferred

• Experience in Fintech, Lending, Payments, or other high-throughput transactional systems.
• Exposure to Kubernetes, Docker, and event-driven architectures is an added advantage.

Soft skills:

• Collaborative skills. Youre excited to work in collaboration with other engineers within a multicultural, distributed environment, and have exceptional communication skills.
• Business mindset. You care to know how the code you write serves customers.
• Scrappy. You like moving fast, rolling up your sleeves and getting Sh*t done.

Benefits

• Competitive salary + generous equity package.
• Monthly company team events.
• Possibility of Visa sponsorship to migrate to London.