Full Stack Software Engineer (Mid-Level) in London

Join us at Entrust. At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.

Headquartered in Minnesota, Entrust is an industry leader in identity-centric security solutions, serving over 150 countries with cutting-edge, scalable technologies. But our secret weapon? Our people. It’s the curiosity, dedication, and innovation that drive our success and help us anticipate the future.

We are looking for a Full Stack Software Engineer to join our Signals Team, contributing to the development of secure, scalable applications that support digital identity and authentication services. You’ll work across the stack—from intuitive front-end interfaces to robust backend services—collaborating with experienced engineers and product teams to deliver impactful solutions in a fast-evolving industry.

Signals Team Mission: Accelerating global expansion with local trusted IDV solutions. Our team builds and maintains key identity verification products such as Proof of Address, AML (Anti-Money Laundering) checks, eKYC database integrations, and eID integrations—enabling secure onboarding and compliance for users around the world.

Responsibilities:

• Develop and maintain full-stack applications using React (TypeScript), Kotlin, Ruby and Python.
• Build and integrate APIs and microservices deployed on cloud platforms (AWS, Azure, GCP).
• Collaborate with cross-functional teams to deliver secure, privacy-compliant features aligned with global standards (GDPR, BIPA, CCPA).
• Participate in code reviews, design discussions, and agile ceremonies.
• Contribute to improving development workflows, CI/CD pipelines, and system reliability.
• Work closely with product and UX teams to deliver seamless user experiences.
• Apply secure coding practices and contribute to the implementation of cryptographic protocols.
• Stay current with emerging technologies and propose improvements to existing systems.

Key Projects You’ll Support:

• Enhance Signals products across identity verification, authentication, and secure communications.
• Help evolve the architecture of the Signals platform in collaboration with senior engineers.
• Contribute to the development of SDKs and APIs for consistent developer experience.
• Support real-time data processing and analytics capabilities.
• Assist in integrating advanced security features into our applications.

Basic Qualifications:

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• 3+ years of professional experience in full-stack software development.
• Proficiency in React/TypeScript and at least one of the following: Python, Kotlin or Ruby.
• Experience with cloud infrastructure and containerization (Docker, Kubernetes).
• Familiarity with distributed systems and API design.
• Understanding of software security principles and privacy-by-design methodologies.
• Experience with agile development and DevOps practices.
• Strong communication and collaboration skills.
• Familiarity with monitoring tools (Datadog, Sentry, NewRelic).

Preferred Qualifications:

• Knowledge of identity protocols (OAuth 2.0, SAML, OpenID Connect).
• Exposure to backend frameworks like Ruby on Rails or Spring.
• Understanding of privacy regulations and their technical implications.
• Experience with mobile app security and secure SDK development.

Location: This is a hybrid/remote role based in Lisbon, Portugal or London, UK. If you live within one hour of either office, you’ll be expected to work hybrid. For candidates located more than one hour away, a fully remote option is available.

At Entrust, we don’t just offer jobs – we offer career journeys. Here is what you can expect when you join our team:

• Career Growth: Whether you’re a budding developer or a seasoned expert, we’re invested in your professional journey. With learning-forward initiatives and exciting challenges, your growth is our priority.
• Flexibility: Life is all about balance. Whether you’re remote, hybrid, or on-site, we offer flexible options that fit your lifestyle.
• Collaboration: Here, your voice matters. Our teams thrive on sharing ideas, brainstorming solutions, and working together to build a better tomorrow.

We believe in securing identities—but it doesn’t stop there. At Entrust, we’re passionate about valuing all identities. Our culture is built on diversity, inclusion, and respect. From unconscious bias training for our leaders to global affinity groups that connect colleagues across the globe, we’re creating a community where everyone is encouraged to be themselves.

If you’re excited by the prospect of innovating, growing your career, and collaborating in a dynamic environment, Entrust is the place for you. Join us in making a difference. Let’s build a more secure world—together. Apply today!

Entrust is an EEO/AA/Disabled/Veterans Employer. Entrust values diversity and inclusion and we are committed to building a diverse workforce with wide perspectives and innovative ideas. We welcome applications from qualified individuals of all backgrounds, and we strive to provide an accessible experience for candidates of all abilities.