Senior Fullstack Developer

Version 1; Greater London; Hybrid; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Quarterly Profit Share Scheme

Flexible/remote working

Private Healthcare Cover

Pension

Gym Discounts

Employee Assistance Programme

Job summary

Version 1 in Greater London is seeking a Front-End Developer who specializes in React and Python. As part of a Scrum team, you'll collaborate with Product Owners and UX/UI Designers to build AI-driven digital products. The role requires expertise in front-end technologies like ReactJS, knowledge of Python, and experience in Agile methodologies. You'll enjoy a comprehensive benefits package, including flexible working, career progression, and wellness initiatives.

Qualifications

• Experience working in a Scrum Team and Agile environment.
• Extensive background in front-end development using ReactJS.
• Exposure to Python for secure web applications.
• Experience in Unit Testing with Jest.
• Experience with GraphQL for data management.
• Ability to consume and integrate RESTful APIs.

Responsibilities

• Work in a cross-functional Scrum Team to develop digital products.
• Collaborate with stakeholders to design AI-driven solutions.
• Follow software engineering best practices.
• Write high-quality code and conduct peer reviews.

Skills

ReactJS

Python

Unit Testing with Jest

GraphQL

RESTful APIs

Agile

Tools

Git

CI/CD

Job description

Overview

Version 1 has celebrated over 29 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.

Responsibilities

• Work in a Scrum Team of cross‑functional skills in tight collaboration practising Agile. Collaborate closely with Product Owners, Business Analysts, Technical Architects, UX/UI Designers and other team members to understand business requirements and drive the solution design and development of our digital products.
• Have strong experience on React with Python and Large Language Models (LLMs) to support and enhance client AI‑driven initiatives.
• Follow software engineering best practices, including codebase security, testing, and scalability of AI systems.
• Be a self‑starter who stays ahead of technology.

Qualifications

• Experience of working in a Scrum Team and an Agile environment.
• Extensive background in front‑end development with significant experience working with ReactJS. Any further experience with Next.js/Angular/Vue.js is beneficial.
• Some exposure to Python, contributing to the design, build, and support of scalable and secure full‑stack web applications using FastAPI.
• Experience in Unit Testing with Jest.
• Experience with GraphQL with React for efficient data fetching and state management is preferred.
• Consume and integrate RESTful APIs to efficiently connect frontend applications with backend services.
• Work with business and technical stakeholders to turn requirements into technical solutions.
• Exposure to integrating AI capabilities into applications using agent frameworks and MCP concepts.
• Write high‑quality code and carry out peer code reviews.
• Manage code using Git and CI/CD pipelines.
• Support and mentor team members to follow agreed standards and practices.
• Financial Services or Capital Markets experience is beneficial.

Why Version 1?

At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.

• Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company’s profits.
• Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme.
• Flexible/remote working to support work-life balance.
• Financial Wellbeing initiatives including Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme.
• Employee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and more, plus generous holiday allowance and leave policies.
• Educational assistance and accreditations, including AWS, Microsoft, Oracle, and Red Hat.
• Reward schemes including Version 1’s Annual Excellence Awards & ‘Call‑Out’ platform.
• Environment, Social and Community initiatives to support diversity, inclusion and belonging.

And many more exciting benefits… drop us a note to find out more.