Remote Software Engineering and Development Leadership jobs open to Spain.

AI-led engineering engagement, Backend engineering background, Experience managing engineers, Team building experience, System thinking, Customer engagement, Fluent English, Judgment and decision-making, Low ego

cargo.onecargo.one is a Berlin-based B2B SaaS platform specializing in air cargo management, offering tools for freight agents to streamline bookings and operations in the logistics industry.

Blockchain wallet experience, DeFi fluency, Experience managing engineers, Systems judgment, Experience integrating decentralized exchanges, Familiarity with Sui or Move, Experience leading products through growth

Mysten LabsMysten Labs is a Palo Alto-based Web3 infrastructure company specializing in the Sui Layer 1 blockchain platform, offering B2B solutions for gaming, DeFi, and NFT sectors globally.

GraphQL · Python · Rust

7 years of experience, Python, Go, Rust, Cloud platforms (AWS, Azure, GCP), Container technologies (Docker, Kubernetes), Agentic systems, SQL, Distributed systems design, Durable execution systems, Multi-tenant platform design, Third-party API integration, Database architectures (PostgreSQL, Neo4j), GraphQL backend development

Horizon3 AIHorizon3.ai is a remote cybersecurity company specializing in the NodeZero autonomous pentesting SaaS platform, serving global enterprises and federal agencies in the B2B sector.

Rust

7 years of experience, Rust, Distributed systems, Security-first mindset, Network services, Asynchronous code, End-to-end ownership, Building and scaling shared systems, Debugging across the stack

KrakenKraken is a global fintech B2B and B2C cryptocurrency exchange platform, dedicated to accelerating crypto adoption and headquartered remotely with a presence in over 70 countries.

AWS · Kubernetes · Docker

Kubernetes in production, AWS at meaningful scale, Hands-on AI building, Solid o11y practices, Infrastructure as code with Terraform, CI/CD systems, Docker, Running a reliability practice, People leadership in SRE, Coaching craft and soft skills, Conflict resolution, Hiring engineers, Understanding regulated environments

Remote - Referral BoardRemote Referral Board Inc. is a fully remote HR technology company providing a SaaS platform for employee referral programs tailored to distributed teams, targeting global businesses in need of efficient hiring solutions.

AWS · Kubernetes

SRE team leadership, Kubernetes in production, AWS at scale, AI infrastructure scaling, Incident response, SLOs and error budgets, Infrastructure as code with Terraform, CI/CD systems, Observability practices, Conflict resolution in teams

RemoteRemote is a global HR tech B2B SaaS platform headquartered remotely, specializing in payroll, compliance, and employment management for businesses hiring international teams.

Unity, Scalable architectures, Rapid prototyping, Optimisation, Live iteration workflows, Integrating new technologies, Passion for strategy games

MythwrightMythwright is a B2C video game publisher specializing in indie games across niche genres, operating primarily on Steam with no physical headquarters.

Java

10 years of experience, Mobile development, Managing teams of 25+ engineers, Change management, Engineering excellence, Game development experience, C++/C#/Java/Scala expertise, High-load product experience, Game engine architecture understanding

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.

Azure

5 years of experience, Microsoft Azure, Azure DevOps, Enterprise networking, GitOps, Infrastructure-as-Code, CI/CD pipelines, Containerized architectures

Aequilibrium Software Inc.Aequilibrium Software Inc. is a Vancouver-based B2B technology consulting firm specializing in custom software solutions for FinTech and Immersive Learning, supporting digital transformation for businesses globally.

Python · PHP

Technical management experience, Go, Python, PHP, Open source development methodologies, Automated testing, Technical documentation writing, Experience with remote teams, Large-scale developer ecosystems, Testing automation tools, Documentation as code tools

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.

18 years of experience, Mining project leadership, EPCM contractor management, Constructability reviews, Technical risk management, Value engineering, Multi-discipline technical foundation, Engineering management plans, HAZOP/HAZID facilitation, International travel willingness, Experience in African operating environments

KoBold MetalsKoBold Metals is a US-based B2B company specializing in AI-driven mineral exploration for critical minerals like copper and lithium, essential for the energy transition.

Kotlin · AWS

8 years of experience, Go, Kotlin, Financial systems architecture, Real-time risk decisioning, Fraud prevention systems, AWS, Distributed systems, Event-driven design, Chargeback management, Scam prevention, CI/CD workflows, Mentorship, Cross-functional collaboration, AI-driven systems

YunoYuno is a global payment orchestration platform headquartered in [location], specializing in B2B payment infrastructure that enables businesses to integrate over 1,000 payment methods through a single API.

Kotlin · AWS

8 years of experience, Go, Kotlin, PCI DSS card vaulting, Tokenization, 3DS/SCA authentication, Payment optimization, AWS, Distributed systems architecture, Event-driven design, Mentorship

YunoYuno is a global payment orchestration platform headquartered in [location], specializing in B2B payment infrastructure that enables businesses to integrate over 1,000 payment methods through a single API.

JavaScript · Node.js · PHP

5 years of experience, PHP, JavaScript, Parser generators, Interpreters, Language runtimes, Compilers, Open source contribution, Node.js, Wikitext familiarity, Mentoring engineers, Designing reliable software components

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.

JavaScript · Python

3 years of experience, Web application discovery, Crawling and spidering techniques, JavaScript-heavy SPAs, Multi-step authentication flows, Python, Web application security, Performance management, Team scaling, Technical roadmap development, Customer-first mindset, Hands-on experience with web crawling tools

Horizon3 AIHorizon3.ai is a remote cybersecurity company specializing in the NodeZero autonomous pentesting SaaS platform, serving global enterprises and federal agencies in the B2B sector.

3 years of experience, AI product leadership, Energy technology experience, Remote team management, High standards for team performance, Coaching and developing engineers, Strategic decision-making, Proactive problem-solving, Strong stakeholder collaboration, Values-driven leadership, Experience with diverse company environments

EnodeEnode is an Oslo-based climate tech company providing B2B and B2C APIs for connecting and optimizing energy devices, targeting the global market for sustainable energy solutions.

Python

5 years of experience, CUDA, C/C++, High-performance parallel numerical applications, GPU acceleration, Technical leadership, CPU/GPU hardware architecture, CI/CD systems, Python

NVIDIANVIDIA Corporation is a Santa Clara-based technology company specializing in designing GPUs and AI solutions for gaming, professional visualization, and cloud services, operating in both B2B and B2C markets globally.

TypeScript · JavaScript

TypeScript, JavaScript, Browser extension development, Manifest V3, Security best practices, Cybersecurity product experience, Network traffic inspection, DOM structure analysis, Performance optimization, Communication skills

CyberhavenCyberhaven is a remote-based B2B cybersecurity company specializing in AI-powered data protection and advanced threat detection for organizations globally.

Kubernetes

Kubernetes, Helm, Terraform, Incident response, Security architecture, Cloud cost modeling, Infrastructure-as-code, Team leadership, Platform definition

SeqeraSeqera Labs is a Barcelona-based bioinformatics B2B company specializing in scalable data pipeline technologies for the life sciences industry.

Python · Rust

SLO framework definition, Strong Python, Go, Rust, Time-series telemetry, Prometheus/OpenMetrics, Grafana, Distributed systems debugging, Configuration management, CI at production scale, Telemetry design for external systems