Biocatch2mo ago

Senior Backend Developer

SpainDirect employmentsenior

EngineeringBackend EngineeringBackend DeveloperSoftware Engineering

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Quick Summary

Overview

BioCatch is the leader in Behavioral Biometrics, a technology that leverages machine learning to analyze an online user’s physical and cognitive digital behavior to protect individuals online.

Technical Tools

EngineeringBackend EngineeringBackend DeveloperSoftware Engineering

BioCatch is the leader in Behavioral Biometrics, a technology that leverages machine learning to analyze an online user’s physical and cognitive digital behavior to protect individuals online. BioCatch’s mission is to unlock the power of behavior and deliver actionable insights to create a digital world where identity, trust, and ease coexist.Today, 32 of the world's largest 100 banks and 210 total financial institutions rely on BioCatch Connect™ to combat fraud, facilitate digital transformation, and grow customer relationships.. BioCatch’s Client Innovation Board, an industry-led initiative including American Express, Barclays, Citi Ventures, and National Australia Bank, helps BioCatch to identify creative and cutting-edge ways to leverage the unique attributes of behavior for fraud prevention. With over a decade of analyzing data, more than 80 registered patents, and unparalleled experience, BioCatch continues to innovate to solve tomorrow’s problems. For more information, please visit www.biocatch.com.

Are you an experienced backend developer passionate about using your skills to combat cybercrime and fraud? BioCatch, the market leader in behavioral biometrics, is looking for a back-end developer to join our dynamic team.

As a Senior backend developer at BioCatch, you will work with a team of intensely curious individuals dedicated to innovation and growth. You will be responsible for building core services and APIs that can handle high volumes of real-time traffic and meet strict SLA response times. You will also handle complex scenarios involving the collection, aggregation, and research of big data. Join us at BioCatch and make a real difference in the fight against cybercrime and fraud.

Location: Barcelona, Spain (Hybrid work arrangements)

At least 5 years of experience in developing software for large-scale systems.

At least 3 years of experience with Python or equivalent backend development experience, with a strong focus on building scalable and maintainable APIs and services.

Experience in cloud architecture and microservices.

Experience working on a CI/CD dockerized environment – Advantage.

Leading technical projects - advantage

Soft skills:

Responsible, well-organized, self-learning, and a team player.

Capable of leading large tasks.

Self & fast learning capabilities.

Independence and persistence.

Willing to handle a variety of unfamiliar tasks.

Hebrew Proficiency - an advantage

Listing Details

Posted: February 17, 2026
First seen: March 26, 2026
Last seen: April 24, 2026

Posting Health

Days active: 29
Repost count: 0
Trust Level: 33%
Scored at: April 24, 2026

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Biocatch

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BioCatch is a leader in behavioral biometrics, providing solutions for fraud detection and secure online interactions for major financial institutions.

Employees

350

Founded

2011

Domain

Jobs

External application · ~5 min on Biocatch's site

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