Last updated: 2025-05-22

22 Backend Software Engineer jobs in Lisbon.

Hiring now: Sr Backend Engr @ Constructo, Sr Backend Engr @ Pleo, Sr Software Engr Cloud Se @ Datadog, Sr Backend Engr @ Termius, Sr Rust Software Dev @ Workato, Software Engr Network Inf @ Cloudflare, Software Engr @ Gorgias, Principal Backend Engr @ Kaizen Gam, Backend Engr @ Sixt, Engr I @ Mollie.Explore more at at kaamvaam.com

🔥 Skills

Python (11) Go (9) Java (8) Rust (5) distributed systems (4) microservices (3) DevOps (3) software engineering (3) Docker (3) Kubernetes (3)

📍 Locations

Lisbon (22)
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Constructor

Senior Backend Engineer Lisbon
Skills & Focus: Python, FastAPI, AWS, CloudFormation, CI/CD, Observability, Prometheus, Grafana, API design, Server-side coding
About the Company: Constructor is the only search and product discovery platform tailor-made for enterprise ecommerce where conversions matter. Constructor's AI-first solutions m…
Experience: Strong computer science background; Experience in designing, developing & maintaining high load real-time services; Excellent English communication skills.
Type: Full-time
Benefits: Unlimited vacation time, competitive compensation package including stock options, fully remote team, work from home st…

Pleo

Senior Backend Engineer Lisbon
Skills & Focus: Backend Engineer, Kotlin, microservices, cloud environments, DevOps, relational databases, testing frameworks, observability, technical debt, code reviews
About the Company: Pleo helps companies manage their finances by allowing employees to spend responsibly. They promote a culture of trust and transparency, with a focus on teamwo…
Experience: Extensive experience in server-side languages and solving complex technical challenges at scale.
Salary: 87,000€-93,000€ (Spain/Portugal); £79,000-£83,000 (United Kingdom)
Type: Full-time
Benefits: Pleo card, lunch allowance, private health insurance, flexibility/remote working, option to purchase additional holiday…

Datadog

Senior Software Engineer - Cloud Security Platform Lisbon
Skills & Focus: Java, Go, Python, Kafka, Elasticsearch, Cloud Security, Data Pipelines, Backend Programming, High-throughput, Real-time
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: significant backend programming experience in one or more languages
Benefits: New hire stock equity (RSUs), employee stock purchase plan (ESPP), continuous professional development, competitive glo…
Staff Engineer - Agent Runtimes Lisbon
Skills & Focus: Agent, backend engineering, performance optimization, Go, Python, Rust, C++, cross-team collaboration, software engineering, mentoring
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: 10+ years of experience
Type: Full-time
Benefits: New hire stock equity (RSUs) and employee stock purchase plan (ESPP), Continuous professional development, product trai…

Termius

Senior Backend Engineer Lisbon
Skills & Focus: Python, relational databases, RESTful APIs, cloud platforms, Docker, Django, system design, version control, application development, CI/CD pipelines
About the Company: Termius is a modern SSH client built for collaboration and productivity. It organizes infrastructure knowledge and helps troubleshoot incidents quickly to redu…
Experience: 5+ years of experience as a backend engineer.
Type: Full-time
Benefits: Paid vacation, sick leaves, flexible time off, comprehensive support for employees, including equipment and professiona…

Workato

Senior Rust Software Developer Lisbon
Skills & Focus: Rust, software development, high-performance applications, Go, Ruby, DevOps, network protocols, no-SQL, Linux, Open Source contributions
About the Company: Workato transforms technology complexity into business opportunity. As the leader in enterprise orchestration, Workato helps businesses globally streamline ope…
Experience: Strong experience writing, shipping, and maintaining Rust code (2+ years) in a production environment; experience with higher-level languages such as Ruby, Python, Go, JS, Java, etc.
Type: Full-time
Benefits: Vibrant and dynamic work environment; multitude of benefits to enjoy inside and outside of work.

Cloudflare

Software Engineer - Network Infrastructure (Rust, HTTP/3, Performance Testing) Lisbon
Skills & Focus: performance, HTTP/3, Rust, network, scaling, protocols, HTTP/2, proxies, transport protocols, cryptography
About the Company: At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites…

Gorgias

Software Engineer Lisbon
Skills & Focus: Python, SaaS tools, APIs, DevOps, Docker, Kubernetes, scalable applications, high traffic, production experience, cross-functional teams
About the Company: Gorgias is the conversational AI platform for ecommerce that drives sales and resolves support inquiries. Trusted by over 15,000 ecommerce brands, Gorgias supp…
Experience: Experience with Python; also open to Ruby on Rails, Node.js, Java, or C#; production experience; familiarity with shipping applications in production environments.
Salary: €76k annual gross
Type: Permanent, full time
Benefits: 5-week vacation plus 2 weeks RTT, Paid sick leave, 6 weeks full remote/year, Paid parental leave (16 weeks), 50% of pub…

Pleo

Staff Engineer Lisbon
Skills & Focus: cloud environments, distributed systems, microservices, API design, scalable solutions, authentication, server-side languages, testing frameworks, mentorship, innovation
About the Company: Pleo itself means ‘more than you’d expect’, and it’s been the secret to our success over the last 8 years. We think company spending should be delegated to all…
Experience: Experience with cloud environments, distributed systems, microservices, and server-side languages (Kotlin, TypeScript)
Salary: 101k EUR
Type: Full-time
Benefits: Your own Pleo card, private health insurance, 25 days of holiday, remote work options, access to LinkedIn Learning, pai…

Kaizen Gaming

Principal Backend Engineer Lisbon
Skills & Focus: Backend systems, Scalable architecture, Performance optimization, Microservice architectures, Containerization technologies, DevOps practices, Technical mentorship, Cross-functional collaboration, Emerging technologies, Data-driven decisions
About the Company: Kaizen Gaming, the team powering Betano, is one of the biggest GameTech companies in the world, operating in 17 markets. We always aim to leverage cutting-edge…
Experience: Proven track record of professional experience with multiple programming languages and paradigms as well as designing, implementing, and scaling performant, distributed systems and microservice architectures
Salary: Competitive salary package and bonus scheme
Type: Full-time
Benefits: Health and life insurance for you and your family, unlimited access to Udemy, continuous training, monthly allowance fo…

Datadog

Staff Software Engineer - Event Platform Storage Lisbon
Skills & Focus: Staff Engineer, Event Platform, Java, Go, Python, Rust, Distributed Systems, Data Pipelines, High Throughput, Real-time Data
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: Experience with one or more programming languages (Go, Java, Rust, C++, Python)
Type: Full-time
Benefits: Product training, continuous career development, inclusive company culture, new hire stock equity, free global mental h…

Cloudflare

Distributed Systems Engineer Lisbon
Skills & Focus: Distributed Systems, Programming Languages, System Level Programming, Continuous Integration, API Design, Debugging, Performance Optimization, Monitoring, Security Issues, Data Analysis
About the Company: At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites…
Experience: Experience with monitoring, alerting and debugging high volume production systems.
Type: Full-time

Sixt

Backend Engineer Lisbon
Skills & Focus: Java, cloud-native, microservices, AWS, K8S, distributed systems, event-driven, scalability, resilience, microservices architecture

Cloudflare

Software Engineer - Observability Lisbon
Skills & Focus: distributed Linux environments, high-scale distributed systems, Golang, Prometheus, Alertmanager, Thanos, networking protocols, scalability, incident management, open-source contributions
About the Company: At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites…
Experience: Proficiency in distributed Linux environments, designing high-scale distributed systems, high-level programming languages (e.g., Golang), networking protocols Layer 2-7 of the OSI model, experience in a 24/7/365 service environment.
Type: Full-time

Pleo

Senior Software Engineer Lisbon
Skills & Focus: Senior Software Engineer, Authentication, Authorization, scalable systems, cloud infrastructure, Kubernetes, OAuth, OIDC, backend languages, mentoring
About the Company: Pleo is on a mission to revolutionise the way businesses manage company spending by creating tools that promote autonomy and foster trust.
Salary: up to £86,500 in the UK; up to €92,500 in Spain/Portugal
Type: Full-time
Benefits: Pleo card, Lunch allowance, Private healthcare, 25 days of holiday, Remote working options, Mental health support, Link…

Cloudflare

Senior Software Engineer Lisbon
Skills & Focus: Senior Software Engineer, Zero Trust Network solution, Device Posture, Orchestration, Notification, disaster recovery support, Go, Rust, Typescript, Kubernetes
About the Company: At Cloudflare, we are on a mission to help build a better Internet. Cloudflare protects and accelerates any Internet application online without adding hardware…
Experience: At least 3 years of experience in technical leadership
Type: Full-time

Mollie

Engineer I Lisbon
Skills & Focus: Large-Scale Systems, API Development, Service Development, Engineering Excellence, Problem-Solving, PHP, Java, Go, C#, Python
About the Company: Mollie is on a mission to make payments and money management effortless for every business in Europe, serving over 250,000 businesses with an all-in-one soluti…
Experience: 2+ years in developing large-scale applications
Type: Full-time

Swapcard

Backend Engineer Lisbon
Skills & Focus: Backend Engineer, AI-powered event platform, scalable solutions, cross-functional teams, Matchmaking Squad, Builder Squad, Integration Squad, customization options, event organizers, impactful projects
About the Company: Swapcard is the leading AI-powered event platform designed to drive revenue growth and foster meaningful connections at in-person and hybrid events. We believe…
Type: Full-time
Benefits: Full remote opportunities, flexible and inclusive culture.

Powertalent

Senior Back-End Developer Lisbon
Skills & Focus: REST API, Go, Python, Ruby, Java, event sourcing, Apache Kafka, microservice patterns, PostgreSQL, Docker
About the Company: Since 2021, Powertalent has stood out for providing customized talent solutions. As specialists in recruitment and selection, we streamline complex processes a…
Experience: Minimum of 3 years of experience implementing REST API.
Benefits: Effective or B2B contract, it's up to you; Food subsidy; Health insurance; Hybrid Work.

Freiheit.Com Technologies

Software Engineer Lisbon
Skills & Focus: software engineering, Go, C/C++, Python, Java, machine learning, front end development, distributed systems, Cloud, algorithms
About the Company: We are an engineering organization. Our mission is to “Ship great software” and build custom, large-scale software platforms on time, on budget, on target and …
Experience: Experience in Go, C/C++, Python or Java
Type: Full-time

Mollie

Engineer II Lisbon
Skills & Focus: large-scale systems, API development, service development, technical initiatives, problem-solving, PHP, Java, Go, C#, Python
About the Company: At Mollie, we’re on a mission to make payments and money management effortless for every business in Europe. We started 20 years ago when we launched a more di…
Experience: 3+ years of experience in developing large-scale applications
Type: Full-time

Freiheit.Com Technologies

Software Engineer Lisbon
Skills & Focus: software engineering, C/C++, Python, Java, algorithms, data structures, cloud systems, machine learning, distributed systems, front end development
About the Company: An engineering organization focused on building custom, large-scale software platforms with over 20 years of experience. The company has delivered consistent r…
Experience: 5+ years as a software engineer
Type: Full-time