Senior Frontend Engineer (Angular AND React)
First seen by Alion on Oct 26, 2026.
Senior Frontend Engineer
About Us
Peratera is a UK-based fintech company, founded in 2022 and authorised by the FCA as an Electronic Money Institution.
We are building a modern, all-in-one payment platform that enables businesses to manage global payments and financial operations seamlessly.
Our solution allows companies to open multi-currency accounts, send and receive payments worldwide, and manage cross-border transactions from a single platform.
Our mission is to simplify global finance and remove friction from international business operations.
Your Mission
As a Senior Frontend Engineer, you will be part of the team building and evolving the user-facing applications behind our financial platform.
This is a hands-on engineering role where you will develop new functionality, improve existing solutions, and contribute to frontend architecture and technical decisions. You will work closely with Backend Engineers and Product to deliver reliable and intuitive experiences for users managing financial operations.
Your Tech Environment
You will work across a modern frontend stack alongside existing platform components:
Frontend: Angular, React, TypeScript, JavaScript, Tailwind CSS, HTML, CSS
Existing Components: jQuery 3.7.0, Materialize, funnelEvents.js, bankElements.js
Backend: PHP 8.3.26, CodeIgniter 3.1.8
Data & Infrastructure: MySQL 8.0, Redis 7.4
What You’ll Do
Own frontend development from technical design through implementation, testing, and production delivery
Build and evolve user-facing applications for payments, accounts, transactions, and other financial workflows
Develop reusable UI components and features using Angular, React, TypeScript, and Tailwind CSS
Translate product and business requirements into clear technical solutions and pragmatic frontend implementations
Contribute to frontend architecture, technical decisions, and the evolution of shared frontend patterns and standards
Integrate frontend applications with REST APIs and backend services, working closely with Backend Engineers on API contracts and end-to-end functionality
Work with existing production codebases, improving legacy components while introducing modern frontend solutions where appropriate
Identify and address frontend issues related to performance, reliability, security, and user experience
Write well-tested code and participate in code reviews, debugging, technical discussions, and knowledge sharing
Collaborate with Product, UX/UI, QA, and DevOps to deliver features from initial requirements through production
What We’re Looking For
5+ years of professional experience in frontend engineering
Strong hands-on experience with modern Angular and React, including Angular 16+ and React 17+
Proficiency in TypeScript and JavaScript, with a solid understanding of component-based frontend architecture
Experience building complex interfaces and reusable UI components with Angular, React, and Tailwind CSS
Practical experience with state management and reactive programming using NgRx, Redux, Zustand, RxJS, or similar technologies
Experience integrating frontend applications with REST APIs, authentication, and authorization flows, including OAuth2, OIDC, and JWT
Experience with unit and integration testing, debugging, performance optimisation, Git, CI/CD, and code review practices
Ability to work confidently with existing production codebases, understand unfamiliar systems, and improve them without unnecessary rewrites
Ability to take ownership of frontend solutions, make sound technical decisions, and work effectively with Backend Engineers, Product, QA, and UX/UI
Strong attention to code quality, security, performance, and user experience
Nice to Have
Background in fintech, banking, payments, or other regulated environments
Hands-on work with back-office systems, admin portals, dashboards, or operational tools
Understanding of frontend security principles, including XSS/CSRF prevention and secure handling of sensitive data
Familiarity with PHP, CodeIgniter, micro-frontends, modular frontend architecture, or design systems
What You’ll Get
Competitive, market-aligned compensation - discussed openly at first interview
Direct impact on architecture and strategic platform decisions from day one
A real fintech platform running at production scale - not a demo environment
Exposure to modern cloud-native, AI-assisted, and Open Banking systems
Fully remote setup with flexible hours and an international, highly skilled team
Sounds like a match? Send us your CV - we’re excited to get to know you.