At a Glance
- Tasks: Develop secure, scalable applications and collaborate on impactful projects with a dynamic team.
- Company: Join a leading tech company focused on digital identity and authentication services.
- Benefits: Enjoy flexible working, competitive salary, and strong career growth opportunities.
- Other info: Work in a hybrid model with a focus on work-life balance and continuous learning.
- Why this job: Make a real impact in the tech world while working with cutting-edge technologies.
- Qualifications: 5+ years in software engineering with strong skills in React, TypeScript, and backend languages.
The predicted salary is between 60000 - 80000 € per year.
We are looking for a Senior Fullstack Software Engineer to join our Signals Team, contributing to the development of secure, scalable applications that support digital identity and authentication services. You will work across the stack—from intuitive frontend interfaces to robust backend systems—collaborating with engineers, product managers, and designers to deliver impactful solutions. This role is ideal for engineers who take ownership of complex features end-to-end, influence technical direction, and help raise the engineering bar across the team.
The Signals team builds and maintains critical identity verification capabilities that enable secure onboarding and regulatory compliance worldwide, including:
- eKYC database integrations
- eID and digital identity integrations
These systems power trusted identity flows across multiple geographies and regulatory environments.
Key Responsibilities:
- Lead the design, build, and evolution of fullstack applications using React (TypeScript), Kotlin, Python, and Ruby
- Architect and develop scalable APIs and microservices deployed on AWS, Azure, or GCP
- Drive architectural discussions and contribute to long-term technical strategy
- Improve system reliability, scalability, observability, and performance
- Partner with product and UX teams to deliver high-quality, user-centric experiences
- Champion secure coding practices and contribute to identity and cryptographic systems
Key Projects You’ll Support:
- 5+ years of professional experience in fullstack or software engineering
- Strong proficiency in React/TypeScript and at least one backend language (Python, Kotlin, or Ruby)
- Proven experience designing and building distributed systems and scalable architectures
- Experience building and operating APIs and microservices in cloud environments (AWS, Azure, GCP)
- Strong understanding of system design, performance, and reliability trade-offs
- Deep knowledge of software security principles and privacy-by-design approaches
- Experience working in agile environments with CI/CD practices
- Experience with frameworks such as Spring Boot or Ruby on Rails
- Experience building secure SDKs or working on developer platforms
Flexible working (hybrid/remote) to support work-life balance. Strong investment in career growth, leadership, and learning.
If you're based in our London, UK office, you'll follow a hybrid work model, which requires being in the office three days per week.
Software Engineer or Senior Software Engineer ( fully remote ) in London employer: Entrust
Join a forward-thinking company that prioritises innovation and employee growth, offering a flexible hybrid work model that supports work-life balance. As a Senior Fullstack Software Engineer, you'll be part of a collaborative culture that values your contributions to impactful projects in digital identity and authentication services, with ample opportunities for professional development and leadership training in the vibrant city of London.
StudySmarter Expert Advice🤫
We think this is how you could land Software Engineer or Senior Software Engineer ( fully remote ) in London
✨Tip Number 1
Network like a pro! Reach out to folks in your industry on LinkedIn or at meetups. We all know that sometimes it’s not just what you know, but who you know that can help you land that dream job.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those using React, Kotlin, or Python. We love seeing real examples of your work, so make sure to highlight your best stuff!
✨Tip Number 3
Prepare for the interview like it’s the final boss level! Research our Signals Team and be ready to discuss how you can contribute to secure, scalable applications. We want to see your passion and knowledge shine through!
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always on the lookout for talented engineers like you to join our team!
We think you need these skills to ace Software Engineer or Senior Software Engineer ( fully remote ) in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV reflects the skills and experiences that match the job description. Highlight your proficiency in React, TypeScript, and any backend languages you've worked with. We want to see how you can contribute to our Signals Team!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share your passion for fullstack development and how your experience aligns with our mission at StudySmarter. Let us know why you're excited about the role and how you can help us build secure applications.
Showcase Your Projects:If you've worked on relevant projects, don’t hold back! Include links to your GitHub or portfolio where we can see your code and contributions. This gives us a glimpse into your coding style and problem-solving skills.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy and straightforward!
How to prepare for a job interview at Entrust
✨Know Your Tech Stack
Make sure you’re well-versed in the technologies mentioned in the job description, especially React (TypeScript), Kotlin, Python, and Ruby. Brush up on your knowledge of building APIs and microservices, as well as cloud environments like AWS, Azure, or GCP. Being able to discuss your experience with these tools will show that you're a strong fit for the role.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in previous projects and how you overcame them. This is particularly important for a Senior Fullstack Software Engineer role, where you'll need to demonstrate your ability to take ownership of complex features and influence technical direction. Use the STAR method (Situation, Task, Action, Result) to structure your answers.
✨Understand Secure Coding Practices
Since the role involves championing secure coding practices, be ready to talk about your experience with software security principles and privacy-by-design approaches. You might even want to brush up on recent trends in identity verification and cryptographic systems to impress your interviewers.
✨Engage with the Team Dynamics
This position requires collaboration with engineers, product managers, and designers. Be prepared to discuss how you’ve worked in agile environments and contributed to team success. Highlight any experiences where you’ve partnered with UX teams to deliver user-centric solutions, as this will resonate well with the Signals Team's goals.
