Senior Software Engineer - Go/Rust/C++

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 (global 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, *****, 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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