Senior Software Engineer – (Go/Rust/C++) Alicante, Spain

Hybrid (3 days onsite/week)

Full-time

Context & Impact Lansweeper is the AI Cyber Asset Intelligence platform helping IT and Security teams gain full visibility, reduce cyber risk, and scale automation with confidence. We transform raw asset data into a continuously validated, trusted source of truth — so teams can move faster and act with certainty.

The Recognition & DataCore team owns the core intelligence layer of our platform: the systems that discover, identify, classify, and enrich millions of assets across IT, OT, cloud, and IoT environments. This is high-stakes, high-scale backend engineering — the kind of work where precision, performance, and reliability directly affect the security posture of our enterprise customers worldwide.

We are looking for a Senior Software Engineer who writes production-quality

Go

or

Rust , thinks deeply about

distributed systems , and treats

AI‑assisted development

as a daily practice — not an experiment.

AI Fluency At Lansweeper, we are building an

AI-native engineering culture . We expect all engineers to actively use AI tools to enhance productivity and quality across the software development lifecycle, including

coding, testing, documentation, and system design . Candidates should be comfortable working with AI‑assisted workflows and continuously evolving their approach as tools and practices advance.

Challenge The Main Challenges You'll Face Are

Enhancing and maintaining high‑scale distributed backend systems handling millions of assets

Solving complex data processing, enrichment, and classification problems at scale

Maintaining performance, reliability, and engineering rigor in an AI‑assisted development environment

Key Responsibilities

Design and build scalable backend services and data pipelines for asset discovery, recognition, and enrichment

Work on distributed systems problems: concurrency, fault tolerance, and high-throughput processing

Integrate AI and ML capabilities into product workflows

Contribute to architecture decisions and technical standards

Use AI‑assisted development tools as part of your daily workflow

Mentor engineers and raise the technical bar

Participate in code reviews, design discussions, and continuous improvement





Key Requirements Hard Skills

Primary language: Go or Rust

Proven experience building distributed systems at scale

Strong experience with AI‑assisted development tools (Claude Code, Cursor, Copilot, etc.)

Hands‑on experience with AWS, Kubernetes, and Terraform

Strong understanding of backend systems and data‑intensive platforms

Active engineering practice (GitHub, open‑source, or personal projects — we will look)

Soft Skills

Strong systems thinking and problem‑solving ability

High ownership and accountability

Ability to work effectively in AI‑augmented environments

AI Specific Skills Lansweeper is an AI‑native company. In this role, you are expected to actively use

AI‑assisted development tools

such as

Claude Code, agents, subagents, and MCP‑based workflows

as a core part of your engineering workflow. You should be comfortable

prompting, validating, and refining AI‑generated code , and using AI to improve development speed while maintaining production‑quality standards.

Team Info You will join an enthusiastic team of 40 engineers based in Spain (integral engineering team is 120 people)

Our Offer

Salary Range: €48,295 – €78,478 gross per year

Competitive benefits: comprehensive health insurance, meal vouchers, pension plan, internet reimbursement

Career growth and learning opportunities within a fast‑scaling SaaS company

Flexibility in working hours and hybrid work options; 3 days a week in office

Office location: Isla de Corfu shopping center, Avenida Doctor Jiménez Díaz, 19, 1st floor, box 3, 03005, Alicante

Engaging company culture with team events and international collaboration

Pay Transparency At Lansweeper, every role is assigned to a level defined by three things: the expertise it requires, the complexity it involves, and the scope of impact it carries.





Each level maps to a salary band based on salary benchmarks from the Software/SaaS industry of your country, so your pay reflects what the market pays for comparable roles.

The gross salary range for this role is €48,295 – €78,478 (EUR) (Spain) (based on full‑time employment).

Where you land within that range depends on the expertise you bring, the complexity you have navigated, the scope of impact you have owned, and your track record of delivering results in comparable roles — the same criteria applied consistently to every candidate.

We welcome applicants of all backgrounds, regardless of gender, religion, ethnic origin, age, sexual orientation, or disability.

About Lansweeper Lansweeper is the AI Cyber Asset Intelligence platform helping IT and Security teams gain full visibility, reduce cyber risk, and scale automation with confidence.

In today's complex IT, OT, cloud, and IoT environments, fragmented asset data slows decisions and increases risk. We transform raw asset data into a continuously validated, trusted source of truth — so teams can move faster and act with certainty.

With Lansweeper, Organizations Can See Truly complete visibility across hybrid environments

Know Enriched asset intelligence with lifecycle and risk context

Act Automate workflows, coordinate remediation, and enforce policy at scale

Our Culture We're Built On Four Core Values One Team United across boundaries

We Care Customers and people at the center

We Grow Learning, sharing, improving

We Deliver Focusing on what truly matters

How AI Is Used During Hiring Process We use AI to support and not replace during the hiring process. HR decisions are made by our talent acquisition team. You can request more info at any time via [email protected]

Diversity Statement It is Lansweeper's policy to provide equal employment opportunity to all applicants and employees.

Lansweeper disapproves of, and will not tolerate, unlawful discrimination against any applicant or employee because of race, color, national origin or ancestry, gender (including pregnancy, childbirth, or related medical conditions), gender identity, age, religion, disability, family care status, veteran status, marital status, sexual orientation, or any other basis protected by local, state, or federal laws.

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📌 Senior Software Engineer – Go/Rust/C++ (Madrid)
🏢 Lansweeper
📍 Madrid