Work with us

At L35, people matter. We firmly believe they are the fundamental asset that supports our growth and development.  Therefore, we offer our employees and collaborators the opportunity to develop their careers alongside excellent professionals in a friendly and international environment, encouraging continued training and opportunities for promotion.

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Senior Design Architect (Native Czech) – Madrid

Senior Design Architect (Native Czech) – Madrid

Design internationally renowned projects at a studio where ideas matter

At L35, we have been designing architecture, urban planning, and design since 1967 across 40 countries. We work on complex, large-scale projects — from public facilities and retail to sports and urban regeneration — with a collaborative, multidisciplinary, and global approach. Recent milestones include interventions in stadiums and major urban infrastructure (e.g., the Santiago Bernabéu redevelopment, Roma Termini, among others), which demand rigor, sensitivity, and design excellence.

Today we are 200+ professionals from 30+ nationalities. We are looking for a Senior Design Architect, Czech native (Czech Republic) to join our Madrid team and raise the design bar together.

Why L35 (your value “deal”)

Real impact: you’ll be part of visible, complex projects, interacting directly with international partners and clients.
Studio culture: design crits, pin-ups, internal workshops, and continuous feedback. Ideas first, egos out.
Clear growth path: a defined development track (design lines, coordination, package leadership, and team leadership).
Technical excellence: a BIM mindset, parametric & computational design when it adds value, and solid documentation.
Diversity & exchange: you’ll collaborate with teams in Madrid, Barcelona, and Paris, including travel for site and design.

What you’ll do (key responsibilities)

  • Lead concept design and project development (SD/DD/CD) for complex projects, integrating function, feasibility, and character.

  • Explore and propose alternatives (hand sketching, massing studies, models, digital iterations) with urban and technical judgment.

  • Coordinate with consultants (structures, MEP, sustainability), ensuring project coherence and delivery quality.

  • Present proposals to partners and clients, defending decisions with clarity and vision.

  • Support construction (short trips 2–3/month), resolving details and adjustments quickly.

  • Take care of documentation: standards, order, precision; turning great ideas into buildable projects.

What you need (must-haves)

  • Czech nationality or bilingual command of the language.

  • 5–10 years in design and project delivery, including site experience.

  • Proven international experience (mandatory).

  • Strong creative capability and agility to express ideas by hand.

  • Proactivity and judgment to propose alternative routes and make decisions autonomously.

  • Availability for international travel (short stays, 2–3 times/month).

Tools & software

Advanced: AutoCAD and Rhino–Grasshopper or SketchUp.
Intermediate: Revit.
Plus: V-Ray / Enscape.
Highly valued: Photoshop and InDesign.

Languages

Czech: Native
Spanish: Fluent
English C2 (mandatory; the interview will be in English)
French C1 highly valued

How we’ll measure your success (first 6 months)

  • You have led the design of at least one key package/area, delivering on time with well-resolved outputs.

  • You are a go-to reference for the team on design criteria and graphic quality.

  • Clients and partners highlight your clarity in presentations and your ability to synthesize.

  • You have improved documentation and coordination standards on your project.

What we offer

  • True international exposure: projects across 4 continents and a diverse, inclusive, motivated team.

  • Permanent contract (after a 6-month probation period).

  • Competitive compensation aligned with your experience and the market.

  • Flexible benefits (meal voucher, childcare, transport, insurance, etc.).

  • Full-time role with flexible start/finish times.

  • Central Madrid office (Plaza de la Marina Española, 3).

  • Immediate start.

Selection process (clear & fast)

  1. Portfolio review and pre-screen

  2. Technical interview in English and Spanish (design + experience)

  3. Conversation with partners and the People team (cultural fit and vision)
    Timeline: 2–3 weeks

How to apply

Send your CV in English and your PDF portfolio (max. 4 MB) — indicating your role and scope on each project — to people@l35.com.
Subject: Senior Design Architect with native Czech – L35 Madrid
File name suggestion: Name_Surname_Portfolio_L35.pdf

At L35 we promote equal opportunities and value diversity. All qualified candidates will be considered without discrimination.

Senior Render Artist (Architectural Visualization) – L35

Senior Render Artist (Architectural Visualization) – L35

Design images that sell projects at a studio where detail matters

At L35, we’ve been designing architecture, urban planning, and design since 1967, across 40 countries. We work on complex, large-scale projects — from public facilities and retail to sports and urban regeneration — with a collaborative, multidisciplinary, and global approach. Recent milestones include interventions in stadiums and major urban infrastructure (e.g., the Santiago Bernabéu redevelopment, Roma Termini, among others), which demand rigor, sensitivity, and excellence.

Today we are 200+ professionals from 30+ nationalities. We are looking for a Senior Architectural Visualizer / Senior Render Artist to join the team and raise the visualization bar together.

Why L35 (your value “deal”)

Real impact: you’ll work on visible, complex projects, interacting directly with design teams, partners, and international clients.
Studio culture: design crits, pin-ups, internal workshops, and continuous feedback. Ideas first, egos out.
Clear growth path: defined progression (visual quality, deliverable leadership, coordination with design, mentoring).
Excellence and method: quality standards, libraries, pipelines, and optimization to deliver fast without losing precision.
Diversity & exchange: collaboration with teams in Madrid, Barcelona, and Paris (plus occasional support to other offices).

What you’ll do (key responsibilities)

  • Lead visualization for projects (from concept to delivery) for competitions, client presentations, and marketing.

  • Translate design into images with a story: atmosphere, materiality, scale, light, and life.

  • Propose and execute art direction (mood, references, composition, color, post-production).

  • Coordinate with architects and BIM to ensure consistency between the model, documentation, and final imagery.

  • Optimize and maintain the pipeline (assets, materials, libraries, scenes, presets, automations).

  • Ensure quality and consistency of deliverables (stills, series, key visuals; optional: animation).

  • Support junior profiles: reviews, feedback, training, and improving standards.

What you need (must-haves)

  • 5+ years of experience as a visualizer/render artist in architecture (studio or specialized visualization firm).

  • Strong portfolio with interiors and exteriors, excellent control of light, composition, and materiality.

  • Ability to interpret design and bring visual judgment (not just “produce renders”).

  • Autonomy, organization, and good judgment to manage demanding deadlines with high quality.

  • Strong communication skills to iterate with design teams and leadership.

Tools & software

Advanced (required): 3ds Max or Cinema 4D or Blender (one of them) + render engine (V-Ray / Corona / Redshift / Octane).
Intermediate: Photoshop (required), After Effects (valued).
Plus: Unreal / Twinmotion / Enscape / D5, Substance, ZBrush; advanced photomontage.
Highly valued: BIM model experience (Revit) and coordination with Rhino/SketchUp.

Languages

Spanish: Fluent
English: B2–C1 (highly valued for international projects)

How we’ll measure your success (first 6 months)

  • You have led visualization for at least one key competition/delivery with outstanding results.

  • The studio sees you as a go-to reference for visual quality and art direction.

  • You’ve improved standards/pipeline (materials, libraries, templates), reducing turnaround time without lowering quality.

  • Smooth collaboration with design: fast iterations, clear feedback, on-time deliveries.

What we offer

  • True international exposure: projects across 4 continents and a diverse, inclusive, motivated team.

Junior BIM Architect (3 years’ experience) – Madrid | L35 Architects

nior BIM Architect (3 years’ experience) – Madrid | L35 Architects

Design complex projects from the inside out: BIM as a shared language

At L35, we’ve been designing architecture, urban planning, and design since 1967 across 40 countries. We work on complex, large-scale projects — from public facilities and retail to sports and urban regeneration — with a collaborative, multidisciplinary, and global approach. Recent milestones include interventions in stadiums and major urban infrastructure (e.g., the Santiago Bernabéu redevelopment, Roma Termini, among others), which demand rigor, coordination, and technical excellence.

Today we are 200+ professionals from 30+ nationalities. We are looking for a Junior Architect (3 years’ experience) – BIM Specialist to join our Madrid team and help turn great ideas into flawless, buildable projects.

Why L35 (your value “deal”)

Real impact: you’ll work on large, high-visibility projects with high standards and a serious methodology.
BIM done properly: coordination, documentation, and control — not “modeling for the sake of modeling.”
Fast learning curve: surrounded by senior teams, quality reviews, and continuous feedback.
Clear growth path: development towards BIM lead roles, package coordination, and technical management.
Global team: collaboration with Madrid, Barcelona, and Paris and coordination with external consultants.

What you’ll do (key responsibilities)

  • BIM modeling in Revit for architectural projects across phases (SD/DD/CD).

  • Produce and control documentation: drawings, details, schedules, families, templates.

  • Coordinate with internal teams and consultants (structure, MEP) to detect clashes and resolve them.

  • Prepare models for deliverables: naming, parameters, LOD/LOI, best practices, and clean structure.

  • Perform model quality checks (consistency, cleanliness, internal standards).

  • Support IFC/BCF coordination and BIM workflows (project-dependent).

What you need (must-haves)

  • 3 years of experience in architecture studios working in BIM.

  • Strong working proficiency in Revit (modeling, documentation, basic families and parameters).

  • Knowledge of BIM standards: model organization, parameters, worksharing, templates.

  • Technical judgment, strong organization, and a healthy obsession with detail.

  • Ability to work with deadlines and prioritize tasks.

  • Team mindset: clear communication and willingness to learn.

Tools & software

Required: Revit.
Highly valued: Navisworks / Solibri, Dynamo, BIMcollab/BCF, AutoCAD, Rhino.
Plus: IFC workflows and consultant coordination experience.

Languages

Spanish: fluent
English: B2 (highly valued)

How we’ll measure your success (first 6 months)

  • Clean, consistent models and documentation, delivered on time.

  • Fewer coordination issues: you spot problems early and propose solutions.

  • Deliverables aligned with standards: parameters, naming, and model structure well executed.

  • You become a go-to junior reference for order, method, and BIM support.

What we offer

  • True international exposure: projects across 4 continents and a diverse team.

  • Permanent contract (after a 6-month probation period).

  • Competitive compensation aligned with experience and market.

  • Flexible benefits (meal voucher, childcare, transport, insurance, etc.).

  • Full-time role with flexible start/finish times.

  • Central Madrid office (Plaza de la Marina Española, 3).

  • Immediate start.

Selection process (clear & fast)

  1. CV review + portfolio / BIM documentation samples.

  2. Technical interview (Revit + coordination + method).

  3. Conversation with People & Culture (culture fit and expectations).
    Timeline: 2–3 weeks.

How to apply

Send your CV and (if possible) 2–3 examples of drawings/models or documentation screenshots (no confidential material) to people@l35.com.
Subject: Junior BIM Architect (3 years) – L35 Madrid

At L35 we promote equal opportunities and value diversity. All qualified candidates will be considered without discrimination.

AI Architect (Artificial Intelligence Specialist) – L35

AI Architect (Artificial Intelligence Specialist) – L35

Build the future of architecture at a studio where AI is used with judgment (and real impact)

At L35, we’ve been designing architecture, urban planning, and design since 1967 across 40 countries. We work on complex, large-scale projects — from public facilities and retail to sports and urban regeneration — with a collaborative, multidisciplinary, global approach. Recent milestones include interventions in stadiums and major urban infrastructure (e.g., the Santiago Bernabéu redevelopment, Roma Termini, among others), which demand rigor, sensitivity, and design excellence.

Today we are 200+ professionals from 30+ nationalities. We’re looking for an AI Specialist Architect to bring practical AI capabilities into our design workflows, production, and knowledge management across the studio.

Why L35 (your value “deal”)

  • Real impact: you’re not here to “test things.” You’re here to build solutions used on real projects.

  • AI with purpose: automate repetitive work, improve quality and consistency, and speed up decisions—without losing architectural judgment.

  • Collaborative culture: you’ll work with teams in Madrid, Barcelona, and Paris, in close contact with Design, BIM, and leadership.

  • Room to build: you’ll be able to propose and roll out tools, standards, and best practices from scratch (with autonomy).

  • International exposure: demanding projects across multiple geographies and typologies.

What you’ll do (key responsibilities)

  • Identify AI use cases with clear ROI: design, BIM, documentation, quality, proposals, competitions, knowledge management.

  • Design and deploy internal tools (copilots, assistants, automations, templates) integrated into daily work.

  • Build workflows for:

    • Concept generation/variation (guided ideation, options, visual storytelling).

    • Automation of repetitive tasks (naming conventions, QA/QC, reporting, summaries, meeting minutes).

    • Search and reuse of knowledge (documents, details, standards, lessons learned).

  • Train and support teams: guides, training, prompts, and discipline-specific playbooks.

  • Define standards for security, privacy, and intellectual property applied to AI usage.

  • Measure impact: time saved, error reduction, team adoption, and deliverable quality.

What you need (must-haves)

  • Degree in Architecture (or proven experience in an AEC environment).

  • Hands-on experience applying AI to processes (not just curiosity): prototypes, tools, automations, or deployments.

  • Ability to speak “two languages”: architecture and product/technology.

  • Continuous-improvement mindset: prioritize, test, iterate, and document.

  • Autonomy, judgment, and a practical approach.

Tools & stack (indicative)

Must have (a strong subset):

  • Automation: Python or JavaScript (or advanced no-code tools, if you can show results).

  • Models/LLMs: advanced use of ChatGPT / APIs / agents (prompting, RAG, evaluation).

  • AEC integration: Revit/Dynamo or Rhino/Grasshopper (or workflows with IFC, BIM 360, etc.).

Highly valued:

  • Databases / semantic search (vector DB), RAG, embeddings.

  • Computer vision for drawings/plan sets, model QA, document classification.

  • Knowledge of licensing, IP, compliance, and data risks in corporate environments.

Languages

  • Spanish: Fluent

  • English: Strong (B2–C1) to work with technical documentation and international teams

  • French: Highly valued

How we’ll measure success (first 6 months)

  • You’ve put 2–3 solutions into production that the studio actually uses (real adoption).

  • You’ve reduced time spent on key tasks (documentation, reporting, info retrieval, QA/QC) with metrics.

  • There’s a responsible-use framework (security, privacy, prompting, best practices).

  • Teams see you as a reference: useful tools that are simple and well integrated.

What we offer

  • International projects and an environment where impact reaches the built world.

  • Permanent contract (after a 6-month probation period).

  • Competitive compensation aligned with experience and market.

  • Flexible benefits (meal voucher, transport, childcare, insurance, etc.).

  • Full-time role with flexible start/finish times.

  • Madrid office (and collaboration with Barcelona and Paris).

  • Immediate start.

Selection process (clear and fast)

  1. CV + portfolio/projects review (can be GitHub, demos, use cases).

  2. Technical interview: real cases + how you think (architecture + AI).

  3. Conversation with leadership and People & Culture (cultural fit and vision).
    Timeline: 2–3 weeks.

How to apply

Send your CV and work samples (links or PDF) — stating your role and scope — to people@l35.com.
Subject: AI Specialist Architect – L35
File name suggestion: Name_Surname_AI_L35.pdf

At L35 we promote equal opportunities and value diversity. All qualified candidates will be considered without discrimination.

Head of Operations & Production Excellence (PMO + Continuous Improvement)

Head of Operations & Production Excellence (PMO + Continuous Improvement)

About us

At L35 (architecture, urban planning and design) we deliver complex, international projects with multidisciplinary teams across our offices in Madrid, Barcelona and Paris. We’re looking for a highly senior profile to take our operations to the next level of standardization, foresight and excellence, without losing agility or creativity.

The challenge

We’re consolidating a more scalable and consistent production model across offices: a clear system of standards, governance and data that enables us to anticipate, prioritize and deliver with consistent quality and on-time performance—even during demand peaks and with multiple teams working in parallel.

Your mission

Design and lead the studio’s production Operating Model: processes, standards, governance, capacity planning and continuous improvement—ensuring alignment across offices and a measurable step-change in efficiency, predictability and quality.

What you’ll do (responsibilities)

1) Operating Model & production standards

  • Define and roll out standards by phase (brief → design → development → documentation → delivery → close-out): deliverables, gates, definition of done and quality criteria.

  • Implement SOPs and playbooks: checklists, RACI, document structure, version control, naming conventions, templates.

  • Standardize templates and presentations to ensure brand consistency and production efficiency.

2) Hands-on PMO (governance & focus)

  • Establish operating cadences (weekly/monthly reviews), executive reporting and escalation mechanisms.

  • Manage the portfolio: prioritization, dependencies, risks, scope changes and fast decision-making.

  • Ensure clear visibility of milestones, deliverables and status by project/office (“single source of truth”).

3) Capacity & resource planning

  • Implement demand vs capacity planning (skills, seniority, workload) with an 8–12 week forecast and quarterly view.

  • Define allocation rules and operating criteria: reinforcements, re-planning, cross-office coordination.

  • Improve predictability and delivery stability by reducing friction and unnecessary urgency.

4) Productivity, KPIs & continuous improvement

  • Design actionable KPIs and decision-oriented dashboards: on-time delivery, planning stability, rework, workload, utilization, etc.

  • Lead a continuous improvement backlog with measurable impact (Lean/Kaizen), from quick wins to structural changes.

  • Support adoption across teams: training, communication, follow-up and light internal audits.

5) Tools & ways of working

  • Evaluate tools (or maximize existing ones) for planning, documentation, BI and document control.

  • Ensure real usage and minimum discipline: reliable data, traceability and sustainable habits.

  • Nice to have: BIM knowledge (Revit/ACC/BIM 360) and production workflows in design studios.

What we’re looking for (requirements)

  • 10+ years in Operations/PMO/Excellence/Continuous Improvement in project-based production environments (architecture/engineering/technical consultancy/contracting).

  • Proven experience implementing standards and governance in complex organizations (multi-office or multi-team).

  • Strong ability to influence senior stakeholders: negotiation, prioritization and change management.

  • Practical, hands-on profile: dives into the detail and drives adoption—doesn’t stay in PowerPoint.

  • High level of English (French is a strong plus).

Tools (must have)

  • Advanced Excel/Google Sheets (capacity, scenarios, forecasting).

  • BI: Power BI / Looker / Tableau or equivalent.

  • Planning & project management: MS Project / Smartsheet / Monday / Jira or similar.

  • Documentation: Confluence / Notion / SharePoint or equivalent.

What we offer

  • Competitive salary.

  • Flexible benefits (meal vouchers, transport, childcare, insurance, training, etc.).

  • Direct impact: define how the studio scales production.

  • International environment, high-demand projects and strong visibility.

  • Real autonomy and support to implement.

  • Hybrid model depending on office and team needs.

  • Location: Madrid or Barcelona, frequent coordination with Paris and occasional travel.

  • Opportunity to build a team (PMO/Excellence) as we grow.

How to apply

Send your CV to people@l35.com + LinkedIn + 2–3 real cases: what you changed, how you implemented it, how you measured impact, and results.

Office Representative & Business Development (Sotogrande)

Architecture – Real Estate – Interior Design

Join L35, one of Spain’s leading architecture studios, to strengthen our presence in Sotogrande as a local representation point.

Since 1967, L35 has been designing architecture, urban planning and interior design projects in more than 40 countries.
We participate in complex, large-scale developments — stadiums, retail, urban regeneration, transport — with a collaborative, multidisciplinary and global approach (e.g., Santiago Bernabéu renovation, Roma Termini, among others).

We are looking for a Coordinator to receive, identify and qualify opportunities, and to communicate potential clients’ needs to the partners’ team.

Why L35

  • Visible impact: you will connect real market needs with iconic projects in Spain.

  • Consultative approach: you will convey design and execution value, not “hours.”

  • Full studio support: partners and technical teams lead proposals, bids and presentations.

  • Studio culture: collaboration between Madrid and Sotogrande, with rigor, continuous learning and teamwork.

What you will do

  • Representation and presence at L35’s Sotogrande office: reception, first contact and basic qualification of needs.

  • Support to business development in the local ecosystem (developers, management firms, funds, hospitality, retail): identify market signals and convey them to the partners.

  • Agenda and internal coordination: organize meetings between identified contacts and partners; prepare pre-meeting briefings.

  • Events and networking: represent L35 at forums and associations; report detected opportunities.

Level of autonomy

All commercial or strategic decisions are validated in advance by the partners.
Your success lies in detecting, qualifying and channeling opportunities; final negotiations are led by management.

Success indicators

  • Qualified leads per month.

  • Meetings scheduled with partners.

  • Monthly market reports and post-event notes.

  • Data quality.

Requirements

  • 5–10+ years of experience in the luxury, real estate and/or interior design sectors (technical profiles who have moved into client or relationship roles are valued).

  • Knowledge of the developer, property/fund and hospitality ecosystem in Andalusia / Costa del Sol.

  • English C1–C2 (mandatory); other languages highly valued.

  • Availability for short business trips.

  • Own vehicle.

What we offer

  • International projects with high-impact references and multidisciplinary teams.

  • Permanent contract (with probation period) and competitive compensation.

  • Full-time position based in Sotogrande with reasonable flexibility.

  • Development path (executive presentation, agenda and representation; consultative sales training).

Selection process (clear and agile)

  • CV review and pre-selection.

  • Interview (People + Partner).

  • Final conversation with management.
    Target timeline: 2–3 weeks.

How to apply

Send your CV in English to people@l35.com
Subject: Office Representative & Business Development – L35 Sotogrande
Suggested file name: Name_Surname_L35.pdf

At L35, we promote equal opportunities and value diversity.
All qualified applications will be considered without distinction.