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Senior Backend Engineer (Kotlin - Crypto)
MLabs
- London, England, United Kingdom
- London, England, United Kingdom
About
Remote - Fully remote across Europe - they can do B2B or hire through EoR.
Compensation:
$120K - $140K
We are looking for a Senior/Lead Backend Engineer obsessed with good architecture, efficiency, and resilience to help us revolutionize the FinTech and crypto industry. This role is for a pillar of our engineering team who thrives in a fast-paced environment, solving complex banking and crypto problems with speed and elegant, resilient solutions.
You will work directly with the product team, owning the design, development, and deployment of mission‑critical services that power our next‑generation financial platform. Your focus will be on building scalable, robust backend systems that handle core banking functions, blockchain integrations, and serve data to our mobile and web applications.
What You’ll Be Working On
Core Services Development: Develop the core banking and blockchain services that form the foundation of our platform
API Development: Develop, debug, test, and deploy highly performant APIs, including the mobile API that feeds our mobile apps and web
Integration: Lead the technical integration with various external partners and financial services
Microservices: Develop, test, and deploy microservices to support our core business using a modern stack (Kafka, PostgreSQL, Redis, GCP)
Requirements
Experience: Experience in FinTech and/or crypto is required
Core Technology: Strong experience with Kotlin
Modern Stack: Enjoy working with a modern backend stack, including Kafka, PostgreSQL, Redis, and GCP
Microservices: Proven ability to develop, test, and deploy microservices
APIs: Ability to develop, debug, test, and deploy robust APIs
Teamwork: Strong team player mentality: Credit the team & Blame no one
Preferred Experience (What Will Make You Stand Out)
Experience Level: 4+ years of experience as a Backend Engineer
Crypto Depth: Direct experience with crypto/Web3, particularly working with Ramps and Exchanges
Benefits
Compensation: Competitive salary ($120K - $140K) plus stock options (equity)
Health Coverage: Private dental and health insurance
Time Off: 30 days of paid holidays (excluding bank holidays)
Work Flexibility: Option to work 100% remotely or come to the office—your choice!
Remote Work Abroad: Ability to work abroad for 4 months a year
Equipment: Provided with the best tech for your job
Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates. If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion. We genuinely appreciate your interest and wish you the best in your job search.
Commitment to Equality and Accessibility At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, information accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job‑advert in an accessible format please let us know at the earliest opportunity by emailing human-resources@mlabs.city.
MLabs Ltd collects and processes the personal information you provide such as your contact details, work history, resume, and other relevant data for recruitment purposes only. This information is managed securely in accordance with MLabs Ltd's Privacy Policy and Information Security Policy, and in compliance with applicable data protection laws. Your data may be shared only with clients and trusted partners where necessary for recruitment purposes. You may request the deletion of your data or withdraw your consent at any time by contacting legal@mlabs.city.
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Languages
- English
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