Remote Software Engineering and Development jobs open to Spain.

Kotlin

Bachelor's + 5-10+ years related experience, Kotlin, Jetpack Compose, 4h overlap 15:00-21:00 UTC

Wikimedia FoundationThe Wikimedia Foundation is a San Francisco-based nonprofit organization providing free, multilingual educational content through its wiki-based projects, including Wikipedia, targeting a global audience.

Python · AWS · Kubernetes

AWS, Terraform or CloudFormation, Docker & Kubernetes, CI/CD pipelines, Python/Bash scripting, on-call rota

BVNKBVNK is a UK-based fintech B2B platform specializing in stablecoin payment infrastructure, enabling businesses to send, receive, and convert currencies globally.

Java

4+ years Chromium Android browser or equivalent, Java, JNI and C++, GN/Ninja/depot_tools, English B1–B2+

SemrushSemrush makes an online visibility platform that helps marketers improve SEO, AI search visibility, content, paid media and social media performance.

AWS · Azure · GCP

Significant leadership of infrastructure/platform/cloud/production/SRE teams at scale; AWS, Azure OR GCP; CI/CD and GitOps; SLOs/error budgets/incidents/postmortems/capacity; observability; HA/disaster recovery; multi-region expansion; vendors/budgets/costs; executive and engineering work. Preferred: hybrid/on-premises, ISO27001/SOC2 and large cloud providers.

RevolutRevolut provides app-based banking, payments, cards, investing and other financial services.

Forward-deployed or solutions engineering at B2B startup, full-stack, APIs & SSO, European time zones

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

TypeScript · JavaScript · React

5+ years JavaScript/TypeScript & React, GraphQL/Apollo, Cypress/Playwright/Storybook testing, CET±1 hours

CodekeeperCodekeeper is a remote-first SaaS provider based in The Hague, specializing in software escrow solutions for B2B clients, including enterprises and government organizations.

Python

Python scraping of Google or protected sites, Playwright/Selenium, HTTP/TLS, anti-bot and CAPTCHA handling

AdthenaAdthena is an AI-powered search intelligence platform giving brands, marketers and agencies competitive insight into the paid search market.

5+ years distributed systems in production, sharding and replication, performance tuning, Elasticsearch/Vespa a plus

AlphaSenseAlphaSense is a New York City-based B2B fintech platform specializing in AI-driven market intelligence and search solutions for financial institutions and top companies globally.

3+ years commercial development, AI agents across the SDLC, C++ and game engines preferred

PlayrixPlayrix is a Dublin-based mobile game developer specializing in free-to-play casual puzzle and city-building games, with a global reach and a B2C business model.

Swift

4+ years iOS development, Swift, SwiftUI and UIKit, modularization, CI/CD and App Store releases

FAIRTIQ AGFAIRTIQ makes a mobile public transport ticketing app that lets passengers check in and out and pay afterward for the journeys they take.

React

React Native, consumer apps for Asian markets, real-time data/APIs, Mandarin or other Asian language a plus

KrakenKraken is a financial platform where individuals and institutions trade crypto, stocks, ETFs, and futures.

Rust

6+ years backend, deep Rust, async network services, distributed systems and Kafka, AI-first development workflow

KrakenKraken is a financial platform where individuals and institutions trade crypto, stocks, ETFs, and futures.

Unity, Scalable architectures, Rapid prototyping, Live iteration workflows, Existing code bases, Integrating new technologies, Strategy games passion

MythwrightMythwright develops and publishes strategy games.

Python · Go · SQL

5+ years backend, Python, BigQuery/SQL, Kubernetes, Golang a plus

SemrushSemrush makes an online visibility platform that helps marketers improve SEO, AI search visibility, content, paid media and social media performance.

TypeScript · React · Python

Remote in Ireland or Spain, production Python, PostgreSQL, AWS infrastructure, React/TypeScript and Golang

ProofpointProofpoint provides cybersecurity and compliance software focused on email, data, cloud, and human risk.

CI/CD best practices, Jenkins, GitLab CI, Linux administration, Bash scripting, DevOps culture, Configuration as Code, Infrastructure as Code, Git, GitHub, Observability, Automation of release process

GCP

Google Cloud, Cloud Infrastructure, Cloud Architecture, DevOps, Cybersecurity, Data Engineering, AI-related technical fields

Productive PlayhouseProductive Playhouse is a California-based global data and language-services company specializing in transcription, localization and AI evaluation.

1.5 years of experience, C++, Real-time multiplayer architecture, High-load backend architecture, AI-assisted software development, LiveOps experience, Technical strategy definition, People management, Custom game engines, Fluency in English and Russian

TypeScript · React

Not open in France, Italy or Germany, 3+ years mobile and web apps, React and React Native, TypeScript, Web3

MetaMaskMetaMask is a self-custodial financial platform that allows users to hold, spend, save, and grow both crypto and traditional assets.

Java · Kubernetes

4+ years backend services, Java or Groovy (Micronaut, Spring Boot), cloud provider APIs, Kubernetes, billing a plus

SeqeraSeqera develops open-source and cloud software, including Nextflow and Seqera Platform, for scalable data analysis in life sciences.

TypeScript · React

Not France, Italy or Germany, 8+ years web/mobile, React and React Native, TypeScript, trading systems

MetaMaskMetaMask is a self-custodial financial platform that allows users to hold, spend, save, and grow both crypto and traditional assets.

TypeScript · Vue · Python

5 years of experience, Vue.js + TypeScript, Python + Django, AI product integration, Complex platform experience, Remote work proficiency, UI/UX design, Fintech or mortgage background

TalentuchTalentuch recruits SAP, Microsoft Dynamics, and other IT specialists for client companies.

React · Node.js · Python

React, gRPC, Node.js or Python, full-stack web apps, API integrations, web performance and accessibility

EmaEma is an AI technology company specializing in enterprise automation through its Universal AI Employee platform, operating on a B2B model and focused on enhancing workflows for businesses.

Go

Shipped LLM/agent features to 10k+ users, Golang backend, RAG and tool calling, LLM evals, 1 year Web3 preferred

Trust WalletTrust Wallet is a non-custodial, multi-chain cryptocurrency wallet that lets people self-custody and manage digital assets across 100+ blockchains.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

React

3+ years mobile/web DevOps, GitHub Actions and Expo/EAS, React Native, App Store and Play releases, Supabase

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

AWS · Azure · GCP

Security engineering team management, AppSec/vulnerability management, AWS/GCP/Azure, Kubernetes, OSS and SaaS security

Grafana LabsGrafana Labs builds Grafana Cloud and develops open-source observability projects including Grafana, Loki, Tempo, and Mimir.