Staff Fullstack Engineer

Staff Fullstack Engineer

Milton Keynes Full-Time 43200 - 72000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Create innovative payment solutions and simplify architecture across teams.
  • Company: Join Allica Bank, the UK's fastest-growing fintech firm.
  • Benefits: Enjoy flexible working, competitive salary, and comprehensive health cover.
  • Why this job: Make a real impact in a collaborative environment with cutting-edge technology.
  • Qualifications: Expertise in JavaScript, TypeScript, React, and Kotlin required.
  • Other info: Mentorship opportunities and a culture of continuous improvement await you.

The predicted salary is between 43200 - 72000 £ per year.

About Allica Bank: Allica is the UK's fastest growing company - and the fastest-growing financial technology (Fintech) firm ever. Our purpose is to help established SMEs, one of the last major underserved opportunities in Fintech. Established SMEs are the backbone of local communities - representing over a third of our economy - yet have been largely neglected both by traditional high street banks and modern fintech providers.

Department Description: Technology sits at the centre of Allica. We design and build the platforms that power the bank, working closely with every part of the business to deliver real impact for customers. Our teams move quickly, focus on outcomes, and take ownership from concept through to delivery. We solve complex problems, modernise processes, and enable the business to scale with confidence. What makes us different is the level of influence and autonomy engineers have. We work without the weight of legacy systems, which means we can focus on building for the future. Everyone contributes ideas and helps shape how we operate, and roles evolve as the organisation grows. This is a place for people who want to have a tangible impact and do their best work in a modern, collaborative environment.

Role Description: The Staff Full-stack Engineer sits within the Payments tribe. The purpose of the role is to create cross-squad leverage by simplifying architecture, defining shared patterns, and improving reliability and compliance at scale. You will use your expertise in web technologies and backend systems to shape how payments flow through our digital products. You will define and roll out technical patterns that are used across multiple squads, including authentication, design system tokens and tracing. You will reduce complexity, improve delivery consistency and support teams in building scalable systems.

The role involves setting direction for both frontend and backend components. On the frontend, this includes React and TypeScript. On the backend, this includes Kotlin services using REST and OpenAPI. You will set standards for security, performance, and operational excellence, and you will work closely with Product and Design to ensure technical strategies support business goals.

A key responsibility is to support the growth of engineering capability across multiple squads. You will mentor engineers, share knowledge, and drive the adoption of shared tools and practices, including responsible use of GenAI technologies such as GitHub Copilot. Success in this role is measured by improvements in the consistency, reliability, and speed of delivery across squads, as well as the quality and security of the systems they build.

Principal Accountabilities:

  • Define and implement cross-squad technical patterns such as authentication, design system tokens, tracing.
  • Design, develop and deploy high-quality web applications using React and TypeScript.
  • Design and deliver scalable backend services using Kotlin.
  • Establish SLOs and incident management practices across key services to improve reliability.
  • Partner with Product and Design to align technical strategies with product roadmaps.
  • Implement and maintain security and privacy guardrails across services.
  • Lead the adoption of approved GenAI tools, setting standards and supporting engineers in their use.
  • Foster a culture of continuous improvement through active participation in communities of practice.
  • Mentor engineers across squads through pairing, code reviews, architectural guidance and career development support.
  • Encourage broad participation in communities of practice to share knowledge and improve standards across the organisation.

Personal Attributes & Experience:

  • Expert knowledge of JavaScript, TypeScript, React with Hooks, Redux, HTML5 and SASS/CSS.
  • Strong experience with unit, integration and end-to-end testing using tools such as Jest, React Testing Library, Playwright or Cypress.
  • Experience designing and delivering backend services in Kotlin or Java using REST and OpenAPI.
  • Experience in system design at scale and the ability to simplify architectures across multiple teams.
  • Strong understanding of CI/CD and DevOps practices. Experience with Azure DevOps Pipelines is beneficial.
  • Familiarity with Nx and Micro Frontend architectures is advantageous.
  • Knowledge of UX and UI principles and experience working closely with design teams.
  • Excellent communication skills and the ability to influence multiple teams and stakeholders.
  • Proven experience mentoring engineers and improving team capability.
  • Experience introducing and scaling the use of new tools and standards across teams, including GenAI technologies.

Working at Allica Bank: At Allica Bank we want to ensure our employees have the right tools and environment in which to succeed in their role and in support of our customers. Our employees are at the heart of everything we do, so our benefits are designed with you in mind:

  • Full onboarding support and continued development opportunities
  • Options for flexible working
  • Regular social activities
  • Pension contributions
  • Discretionary bonus scheme
  • Private health cover
  • Life assurance
  • Family friendly policies including enhanced Maternity & Paternity leave

Don't tick every box? Don't worry if you don't have all the skills or requirements listed on the job description. If you think you'll be a good fit, we'd still love to hear from you!

Flexible working: We know the '9-to-5' isn't right for anyone. That's why Allica Bank is fully committed to flexible and hybrid working. Please let us know what is best for you and, if we can, we will do our best to accommodate.

Diversity: We're a diverse bunch here at Allica, with all kinds of experiences, backgrounds and lifestyles. Our openness and differences make us stronger, and we want everybody to feel comfortable bringing as much of themselves to work with them as they like.

Staff Fullstack Engineer employer: Allica Bank Limited

Allica Bank is an exceptional employer that prioritises employee growth and well-being, offering comprehensive onboarding support, flexible working options, and a culture of collaboration and innovation. With a focus on mentoring and continuous improvement, employees are empowered to shape their roles and contribute meaningfully to the bank's mission of serving established SMEs. The vibrant work environment, combined with competitive benefits such as private health cover and family-friendly policies, makes Allica Bank a rewarding place to build a career in the fast-paced fintech sector.
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Contact Detail:

Allica Bank Limited Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Staff Fullstack Engineer

✨Tip Number 1

Network like a pro! Reach out to people in your field on LinkedIn or at local meetups. A friendly chat can lead to opportunities that aren’t even advertised yet.

✨Tip Number 2

Show off your skills! Create a portfolio or GitHub repository showcasing your projects. This gives potential employers a taste of what you can do and sets you apart from the crowd.

✨Tip Number 3

Prepare for interviews by practising common questions and coding challenges. We recommend doing mock interviews with friends or using online platforms to boost your confidence.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen. Plus, we love hearing from passionate candidates who want to make an impact!

We think you need these skills to ace Staff Fullstack Engineer

JavaScript
TypeScript
React
Kotlin
REST
OpenAPI
Unit Testing
Integration Testing
End-to-End Testing
CI/CD
DevOps Practices
Azure DevOps Pipelines
Micro Frontend Architectures
UX Principles
Mentoring

Some tips for your application 🫡

Tailor Your Application: Make sure to customise your CV and cover letter for the Staff Fullstack Engineer role. Highlight your experience with React, TypeScript, and Kotlin, and show how your skills align with Allica's mission to support SMEs.

Showcase Your Impact: When detailing your past experiences, focus on the tangible impact you've made in previous roles. Use metrics or specific examples to illustrate how you've improved processes or mentored others, as this aligns with our culture of ownership and influence.

Be Authentic: Don’t be afraid to let your personality shine through in your application. We value diversity and want to see the real you, so share your unique experiences and perspectives that could contribute to our collaborative environment.

Apply Through Our Website: For the best chance of success, make sure to apply directly through our website. This way, we can easily track your application and ensure it gets the attention it deserves!

How to prepare for a job interview at Allica Bank Limited

✨Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description, especially React, TypeScript, and Kotlin. Brush up on your knowledge of REST and OpenAPI as well, since you'll need to demonstrate your expertise in these areas during the interview.

✨Showcase Your Problem-Solving Skills

Prepare to discuss specific examples where you've simplified complex architectures or improved delivery consistency. Allica Bank values engineers who can tackle challenges head-on, so be ready to share how you've made a tangible impact in previous roles.

✨Emphasise Collaboration

Since the role involves working closely with Product and Design teams, highlight your experience in cross-functional collaboration. Share stories that showcase your ability to influence stakeholders and work effectively within a team to achieve common goals.

✨Mentorship Matters

Allica Bank is looking for someone who can mentor and support other engineers. Be prepared to discuss your mentoring experiences and how you've helped others grow in their careers. This will show that you not only have the technical skills but also the leadership qualities they value.

Staff Fullstack Engineer
Allica Bank Limited
Location: Milton Keynes

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