Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Design and build cloud-native systems using Node.js, AWS, and Kubernetes.
- Company: High-growth fintech business focused on digital payments and innovative technology.
- Benefits: Fully remote work, real ownership of projects, and exposure to AI-driven development.
- Other info: Opportunity for career growth in a collaborative international environment.
- Why this job: Join a dynamic team and influence the future of fintech with cutting-edge technology.
- Qualifications: 4+ years in backend/full stack engineering with strong Node.js and AWS skills.
The predicted salary is between 70000 - 90000 £ per year.
Location: Remote in Europe, with preference for Poland, Cyprus, or Latvia
A high-growth fintech business is looking for a Senior Full Stack Engineer to help build and scale the next generation of digital payments and account infrastructure. This is a chance to join a distributed engineering team working on modern fintech products across card issuing, digital accounts, and multi-currency transaction platforms. You’ll be part of a business that combines deep financial services expertise with ambitious technology delivery, creating secure, scalable solutions for a fast-moving international market.
You’ll work closely with senior engineering leadership and have real influence over architecture, tooling, and technical direction.
The Role
You’ll be responsible for designing, building, and improving cloud-native systems in a modern engineering environment. This role is ideal for someone who enjoys solving complex backend challenges, working across distributed systems, and exploring the practical use of AI within product development.
What You’ll Be Doing
- Building and maintaining backend services in Node.js, including APIs, microservices, and event-driven systems
- Designing and deploying applications in AWS, using services such as Lambda, API Gateway, S3, RDS, and IAM
- Working with Kubernetes for container orchestration, scaling, and deployment
- Designing and optimising PostgreSQL schemas for performance, resilience, and scalability
- Enhancing multi-tenant SaaS platforms with a strong focus on security and robustness
- Developing and integrating REST APIs across internal and external systems
- Implementing event-driven and asynchronous architecture patterns
- Integrating LLM and AI APIs such as OpenAI and Anthropic to support intelligent product features including automation, summarisation, and analysis
- Contributing to CI/CD pipelines and automated deployment processes
- Collaborating with frontend engineers working with React and TypeScript
- Helping shape architectural decisions and driving continuous technical improvement
What We’re Looking For
- Around 4+ years’ experience in backend or full stack engineering
- Strong commercial experience with Node.js
- Strong knowledge of AWS, especially serverless and cloud-native architecture
- Experience with Kubernetes in production environments
- Solid expertise in PostgreSQL, including schema design and optimisation
- Good understanding of SaaS architecture, scalability, multi-tenancy, and security
- Experience building and integrating RESTful APIs
- Knowledge of event-driven and asynchronous systems
- Experience working with LLM/AI integrations
- Exposure to CI/CD pipelines and modern engineering workflows
- Familiarity with React and TypeScript
- Fluent English and Russian
- EU work eligibility
Nice to Have
- Experience in fintech, especially payments, wallets, card issuing, or ledger platforms
- Familiarity with KYC/KYB processes
- Knowledge of regulatory and security frameworks such as PSD2, DORA, or PCI DSS
Why This Role?
- Fully remote role within an international engineering team
- Opportunity to work on modern cloud-native fintech platforms
- Real ownership and influence over architecture and technical decisions
- Strong exposure to AI-driven product development
- A business that values initiative, autonomy, and engineering quality
If you’re a strong engineer who enjoys building scalable systems, thrives in cloud environments, and wants to work on ambitious fintech and AI-led products, this is a role worth exploring.
Senior Full Stack Engineer Node.js | AWS | Kubernetes | AI in London in England employer: www.cardandpaymentjobs.com
Contact Detail:
www.cardandpaymentjobs.com Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Full Stack Engineer Node.js | AWS | Kubernetes | AI in London in England
✨Tip Number 1
Network like a pro! Reach out to your connections in the fintech and engineering space. Attend meetups, webinars, or even online forums where you can chat with industry folks. You never know who might have the inside scoop on job openings!
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving Node.js, AWS, and Kubernetes. Share it on platforms like GitHub or your personal website. This gives potential employers a taste of what you can do before they even meet you.
✨Tip Number 3
Prepare for technical interviews by brushing up on your coding skills and system design knowledge. Practice common interview questions related to backend systems and cloud architecture. We recommend using platforms that offer mock interviews to get comfortable with the process.
✨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 love seeing candidates who are proactive about their job search. So, go ahead and take that step!
We think you need these skills to ace Senior Full Stack Engineer Node.js | AWS | Kubernetes | AI in London in England
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that match the job description. Highlight your expertise in Node.js, AWS, and Kubernetes, and don’t forget to mention any AI projects you've worked on!
Craft a Compelling Cover Letter: Use your cover letter to tell us why you’re passionate about fintech and how your background makes you a great fit for our team. Share specific examples of your work with cloud-native systems and event-driven architectures.
Showcase Your Projects: If you’ve got any relevant projects or contributions to open-source, make sure to include them! We love seeing practical applications of your skills, especially in areas like multi-tenant SaaS platforms and AI integrations.
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 this exciting opportunity in our growing team!
How to prepare for a job interview at www.cardandpaymentjobs.com
✨Know Your Tech Stack
Make sure you’re well-versed in Node.js, AWS, and Kubernetes. Brush up on your knowledge of cloud-native architecture and be ready to discuss how you've used these technologies in past projects. This will show that you’re not just familiar with the tools, but you can also apply them effectively.
✨Showcase Your Problem-Solving Skills
Prepare to talk about specific challenges you've faced in backend development and how you tackled them. Use examples that highlight your experience with event-driven systems or integrating AI APIs. This will demonstrate your ability to think critically and innovate in complex situations.
✨Understand the Business Context
Familiarise yourself with the fintech landscape, especially around digital payments and multi-currency platforms. Being able to discuss industry trends and how they relate to the role will show that you’re not just a techie, but someone who understands the bigger picture.
✨Ask Insightful Questions
Prepare thoughtful questions about the company’s architecture, their approach to security, or how they integrate AI into their products. This not only shows your interest in the role but also gives you a chance to assess if the company aligns with your career goals.