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12,435 Senior Full-Stack jobs

Senior full-stack engineering roles spanning frontend and backend delivery.

12.4K jobs

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12,435 jobs Posted Sort

Senior Fullstack Engineer (m/w/d) · 100% Remote · Purpose-Unternehmen

100% remote senior fullstack engineer role brokered through SatWorkers, a profile-prep/staffing intermediary; the final hire is with an unnamed client. Day to day: break technical requirements into work packages, deliver implementation/analysis/consulting remotely, then test, document, and hand over results.

Senior Fullstack Engineer — AI Platform (Hybrid London)

New HybridUKSenior

Senior Fullstack Engineer at an AI startup in London, owning features end-to-end from ideation to production and improving AI agent capabilities. Core stack is Python/FastAPI on the backend and TypeScript/React on the frontend, plus data integration, in a hybrid role (4 days/week in office).

AI FastAPI Python React TypeScript

Praktika.ai Company

Senior Full Stack Web Developer

New RemoteUKSenior

We are hiring for this position to be based in Europe Praktika is an AI-native education company on a mission to deliver efficient, engaging language learning to billions of people worldwide. We're bridging the gap…

A/B Testing AI Amplitude Analytics API +15 skills

Senior Full Stack Web Developer

We’re hiring a Senior Full-Stack Engineer to own and evolve every web-facing surface at Praktika; onboarding flows, landing pages, customer portals, our web app, and internal tools. This is a full-cycle product…

A/B Testing Amplitude Analytics API Auth0 +10 skills

Pearson Carter Limited

Remote Senior Full Stack Engineer - C#, React/TypeScript

New RemoteUKPart-timeSenior

Senior Full Stack Developer building both greenfield and legacy systems for a UK outdoor retail company, working with C#, React, TypeScript, microservices, REST/GraphQL APIs and SQL Server. Remote-first with core hours 10:00–16:00, a 37.5-hour week, plus part-time or 9-day fortnight options.

API C# GraphQL Microservices React +4 skills

Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform

New RemoteUKFull-timeSenior

Senior full-stack engineer at Hopper on HTS Assist, an agentic AI travel assistant handling flight changes, refunds and bookings over chat and voice. You own the realtime/voice layer end to end: telephony and CPaaS integrations, streaming speech pipelines, React/TypeScript front ends, Scala/Python services, and GCP infrastructure.

Agentic AI AI API Automation AWS +19 skills

Senior Full Stack Engineer, Realtime & Voice (Remote)

Senior full stack engineer at Hopper who owns the realtime voice channel of its Customer Experience Platform end to end — building React/TypeScript front-ends and Scala/Python back-end services on GCP/AWS, integrating CPaaS providers with low latency. Remote UK role with equity.

AWS Cloud GCP Python React +2 skills

Hamilton Barnes

Senior Full-Stack Engineer - Remote (AWS, Microservices)

New RemoteUKSenior

Senior full-stack developer building citizen-facing digital services for a major UK government department, hired via Hamilton Barnes. Day-to-day involves developing APIs and microservices on AWS serverless using Node.js, Angular, and Java (Spring Boot), plus automated testing and CI/CD in a remote/hybrid Agile team.

Agile Angular API AWS CI/CD +8 skills

Pearson Carter Limited

Senior Full Stack Developer | up to £100,000 | Fully Remote

New RemoteUKPart-timeSenior

Senior full stack developer joining the in-house tech team of a UK outdoor clothing retailer, building greenfield and legacy apps with C#, React and TypeScript across microservices, REST/GraphQL APIs and SQL Server. Remote-first role paying up to £100,000, with a London office available when needed.

API Azure CI/CD C# Docker +12 skills

Devconnectplatform

Senior Full-Stack Engineer - Scale End-to-End Features

Spotify is hiring a Senior Full-Stack Engineer for Groove, an internal platform for planning, collaboration, and execution across the company. The role owns features end to end — design through production — using React, TypeScript, Java, GraphQL, PostgreSQL, and Google Kubernetes Engine, with on-call participation.

GKE GraphQL Java Kubernetes PostgreSQL +2 skills

Senior Full-Stack Engineer for Ads Platform (Hybrid, London)

Senior full-stack engineer building Admanage's advertising management platform for Meta/Facebook ads and bulk campaign launches, including real-time analytics. Day-to-day work spans Next.js, React, Node.js, Prisma, and REST APIs in a hybrid, London-based role with input on architecture decisions.

Analytics API Meta Ads Next.js Node.js +2 skills

Senior Full Stack Software Engineer II

New RemoteNorth AmericaSenior

Senior full-stack engineer at SimplePractice (health & wellness practice-management software) to lead and scale customer-facing reporting. Heavy backend focus: Ruby on Rails, APIs, data models and data pipelines, plus coordinating AI coding agents. Remote within the US; $208k-$260k base.

Agentic AI AI Analytics Ansible API +31 skills

208K – 260K $

Spin - Job Board External

IC4 - Sr Software Engineer Fullstack

New LATAMSenior

Senior fullstack engineer building high-complexity components and microservices-based applications, split roughly 60% frontend (React or NextJS) and 40% backend (Java or Go). Day-to-day covers API development, containers, Git/CI-CD tooling, testing, and documentation, working in agile sprints from Ciudad de México.

Acceptance Criteria Accessibility Agile API CI/CD +19 skills

Senior Full Stack Software Developer

New HybridNorth AmericaSenior

ADP is hiring a Full Stack Software Developer Location: Roseland NJ (Hybrid 3 days onsite) Are you empathetic to client needs and inspired by transformation and impacting the lives of millions of people every day? Are…

Agile AI Angular API AWS +25 skills

Senior Software Engineer Full stack (LATAM)

Open 24d LATAMFull-timeSenior H-1B sponsor history

Sezzle, a fintech offering interest-free installment payments (BNPL), is hiring a senior full-stack software engineer based in Latin America to design and build features in a distributed, cloud-based architecture, mentor teammates, and deliver scalable APIs and React frontends.

API AWS Backbone.js CI/CD Cloud +25 skills

5K – 10K $ / mo

Senior Fullstack Engineer (Go/React)

New Europe, UKSenior

Senior fullstack engineer at CreateFuture (Xdesign group), an AI-native consulting firm, building scalable Go backends and React/TypeScript frontends for clients like PayPal and NatWest. Day to day: hands-on development, leading architecture, mentoring engineers, and embedding AI/automation into delivery.

AI API Api Design Authentication Automation +29 skills

Senior Full-Stack Developer con experiencia en Node.js y React.js – Remoto (LATAM)

New RemoteLATAMSenior

Senior full-stack developer, 100% remote from LATAM, designing scalable end-to-end solutions: React.js + TypeScript frontends, Node.js backends, PostgreSQL/NoSQL data, AWS infra with Docker/Kubernetes/Terraform, CI/CD pipelines, and AI-assisted (spec-driven) development with Jest testing.

Agile AI API API Gateway AWS +42 skills

Senior Full Stack Developer

New HybridAPACSenior

Hiring: Full Stack Developer Java full stack (React / Angular) Location: Hyderabad Experience: 58 Years Looking for a strong Full Stack Developer with hands-on experience in Java, Spring Boot, and React or Angular with…

Angular API AWS Azure CI/CD +26 skills

Senior AI Fullstack Engineer

Open 90d EuropeContractSenior

Build and deploy AI-powered applications for financial clients using large language models, retrieval-augmented generation, and cloud platforms like Google Cloud.

Agentic AI Agile AI API AWS +33 skills

250K – 350K PLN

Senior Full-Stack Developer (Python) - COM INGLÊS - Remoto

Open 58d LATAMSenior

Senior Full-Stack Developer at Capco building and maintaining web solutions using Python/Django, Angular, PostgreSQL, and AWS for financial-services digital marketing platforms, collaborating closely with a Canadian team.

Angular API AWS CI/CD Django +16 skills