Full Stack Engineer

Welcome to the Jungle; Greater London; Remote; GBP 65,000 - 110,000; Full time

Benefits offered by this job

24 days annual leave + bank holidays

Winter break 25 Dec - 1 Jan

4 day weeks with Fridays off

Universal parental leave

Health insurance with Vitality

Breakfast, snacks and drinks at the办公室

Lunch every 2nd Wednesday

Job summary

Welcome to the Jungle is seeking a Full Stack Engineer to design, develop, and maintain both server-side and client-side components of our software applications. You will work in an agile squad, collaborating with Engineering Managers, Product Managers, and peers to implement features and improve system architecture.

You will contribute to technical decisions, ensure high-quality deliverables, and maintain security, performance, and scalability standards across the stack.

Qualifications

• 2+ years of professional software development experience in full-stack development.
• Strong expertise in full-stack technologies and system architecture.
• Willingness to work with Elixir/React stack or demonstrate strong adaptability.
• Experience with RESTful APIs, microservices, and distributed systems.
• Excellent communication skills in French and English.

Responsibilities

• Design, develop, and maintain scalable back-end services and APIs as well as front-end applications.
• Design and implement RESTful APIs.
• Optimize application performance, queries, and system scalability.
• Write unit tests and integration tests; follow TDD principles.
• Collaborate in code reviews and ensure code quality; participate in agile ceremonies.
• Handle bug fixes and production issues within SLAs.

Skills

Full-stack development

System architecture

Team collaboration

Problem solving

Tools

Elixir

React

Node.js

PostgreSQL

Redis

Kafka

RabbitMQ

Docker

Kubernetes

Git

AWS

Job description

As a Full Stack Engineer you are responsible for designing, developing, and maintaining both the server-side and client-side components of our software applications. This role requires expertise in full-stack technologies and the ability to build robust, scalable systems while collaborating effectively within an agile team environment. This position involves working closely with Engineering Managers, Product Managers, and other team members to implement features, improve system architecture, and ensure high-quality deliverables that meet both technical and business requirements.

The Full Stack Engineer will be part of a cross-functional squad and will contribute to technical decisions while maintaining high standards of code quality, performance, and security.

Technical Development

• Design, develop, and maintain scalable back-end services and APIs as well as front-end applications

• Build and optimize database schemas and data models

• Write clean, maintainable, and well-tested code following team standards and best practices

• Participate in code reviews and provide constructive feedback to team members

• Debug production issues and implement robust solutions

• Contribute to technical documentation and architecture decisions

• Design and implement RESTful APIs

• Optimize application performance, database queries, and system scalability

• Implement caching strategies and asynchronous processing systems

• Participate in agile ceremonies and technical planning sessions

Collaboration and Innovation

• Actively participate within an autonomous mission team (PM, Designer, Engineering manager, other Engineers) to clarify priorities and user needs

• Contribute to technical discussions and architecture decisions

• Collaborate with team members to define API contracts and data structures

• Participate in squad rituals and team meetings

• Handle support requests and bug fixes within agreed SLAs

Quality & Best Practices

• Write unit tests and integration tests following TDD principles

• Collaborate with QA team to ensure comprehensive test coverage

• Participate in pair programming sessions with team members

• Monitor application performance, scalability, and implement improvements

• Follow security best practices and address vulnerabilities proactively

• Contribute to continuous integration and deployment processes

• Implement logging, monitoring, and alerting systems

• Ensure data integrity and implement backup strategies

• 24 days of annual leave + bank holidays

• In addition, we have a winter break where the office closes from 25 December to 1 January, so everyone can recharge

• 4 day weeks after your first month, with Fridays off

• Universal parental leave - 13 weeks' full pay, 13 weeks' half pay, 13 weeks' statutory pay (if you have been with us for at least 6 months), 13 weeks' unpaid (optional)

• Health insurance with Vitality, including dental and optician cover

• Breakfast, snacks and drinks at the office every day

• Lunch at the office every second Wednesday

You'd be our ideal candidate if:You have 2+ years of professional software development experience in full-stack developmentYou have strong expertise in full-stack technologies and system architectureWhile our stack is Elixir/React, we're open to strong engineers from different technical backgroundsYou're comfortable with:Server-side technologies (Elixir, Node.js, Ruby, Python, Java, or similar)Front-end technologies (React, Vue, Angular, or similar JavaScript frameworks)Database systems (PostgreSQL, MySQL, MongoDB, Redis, etc.)RESTful APIsMicroservices architecture and distributed systemsMessage queues and event-driven architectures (RabbitMQ, Kafka, etc.)Version control systems (Git)Testing frameworks and methodologies (unit, integration, end-to-end)CI/CD practices and deployment automationCloud platforms (AWS, GCP, Azure)Containerization and orchestration (Docker, Kubernetes)Software craftmanship practicesYou demonstrate:Strong problem-solving skills and attention to detailDeep understanding of system design, scalability, and performance optimizationExcellent communication skills in both French and EnglishAbility to work effectively in a remote environmentA collaborative mindset and team-first attitudeProduct thinking and user-centric approach to developmentCommitment to writing maintainable, well-documented codeProactive attitude in suggesting improvements and solutionsSecurity-first mindset and awareness of common vulnerabilities