City of London, London, United Kingdom Hybrid / WFH Options
Unknown Systems
Job Title: Senior Full Stack Developer (Equity Only | Remote | Flutter + FastAPI) Company: Unknown Systems Location: Remote (London-based preferred) Job Type: Equity-Only | Part-Time or Flexible Hours About the Role Unknown Systems is building Nanu , a groundbreaking platform that investigates unexplained phenomena through community-submitted experiences and … to help launch something truly unique. You’ll Be Responsible For: Leading frontend and backend development of the Nanu platform Building scalable features using Flutter and FastAPI Collaborating closely with our founder and lead developers Contributing to architecture, infrastructure, and product evolution Helping shape the future of a global … community-driven product Our Tech Stack: Frontend: Flutter (iOS, Android, Web) Backend: FastAPI, Python Database: PostgreSQL Auth: AWS Cognito Infra: Redis, Alembic, SQLAlchemy, Pydantic, Pytest AI: OpenAI API integrations Feed: Multi-factor ranking system for personalised content You’re a Great Fit If You: Have 10+ years of experience More ❯
london (city of london), south east england, United Kingdom Hybrid / WFH Options
Unknown Systems
Job Title: Senior Full Stack Developer (Equity Only | Remote | Flutter + FastAPI) Company: Unknown Systems Location: Remote (London-based preferred) Job Type: Equity-Only | Part-Time or Flexible Hours About the Role Unknown Systems is building Nanu , a groundbreaking platform that investigates unexplained phenomena through community-submitted experiences and … to help launch something truly unique. You’ll Be Responsible For: Leading frontend and backend development of the Nanu platform Building scalable features using Flutter and FastAPI Collaborating closely with our founder and lead developers Contributing to architecture, infrastructure, and product evolution Helping shape the future of a global … community-driven product Our Tech Stack: Frontend: Flutter (iOS, Android, Web) Backend: FastAPI, Python Database: PostgreSQL Auth: AWS Cognito Infra: Redis, Alembic, SQLAlchemy, Pydantic, Pytest AI: OpenAI API integrations Feed: Multi-factor ranking system for personalised content You’re a Great Fit If You: Have 10+ years of experience More ❯
City of London, Greater London, UK Hybrid / WFH Options
Unknown Systems
Job Title: Senior Full Stack Developer (Equity Only | Remote | Flutter + FastAPI) Company: Unknown Systems Location: Remote (London-based preferred) Job Type: Equity-Only | Part-Time or Flexible Hours About the Role Unknown Systems is building Nanu , a groundbreaking platform that investigates unexplained phenomena through community-submitted experiences and … to help launch something truly unique. You’ll Be Responsible For: Leading frontend and backend development of the Nanu platform Building scalable features using Flutter and FastAPI Collaborating closely with our founder and lead developers Contributing to architecture, infrastructure, and product evolution Helping shape the future of a global … community-driven product Our Tech Stack: Frontend: Flutter (iOS, Android, Web) Backend: FastAPI, Python Database: PostgreSQL Auth: AWS Cognito Infra: Redis, Alembic, SQLAlchemy, Pydantic, Pytest AI: OpenAI API integrations Feed: Multi-factor ranking system for personalised content You’re a Great Fit If You: Have 10+ years of experience More ❯
Front End Mobile App Developer (Flutter) London or Remote 6 Month Contract £450 - £550 pd + Outside IR35 + ASAP Start This is an excellent opportunity for a Junior to Mid-level Front End Developer to join a rapidly growing start-up offering great progression and the chance to … collaborate with cross-divisional teams and stakeholders. The ideal candidate will have at least 3+ years' experience in front-end mobile app development, utilising Flutter (Dart Framework). Exposure to backend development (Go, Django) and experience working in AWS are desirable. This is a fantastic opportunity for a Front … Development Improving and maintaining the existing product Collaboration with stakeholders London-based or remote The Person: 3+ years of front-end development experience Strong Flutter (Dart Framework) experience Desirable: AWS experience Backend/Full Stack development exposure is a plus Reference Number: BBBH252495 To apply or for further roles More ❯
