Top 12 Automotive Software Development Firms in Bulgaria: Best Picks for 2026

Hiring an automotive software development firm in Bulgaria requires balancing strict functional-safety and cybersecurity demands with complex vehicle integrations and tight time-to-market pressures. Buyers should compare firms on embedded and ADAS expertise, automotive-grade testing and validation, OEM integration experience, team scalability and communication, and commercial terms for delivery and long-term support.

SoftPro leads this list as the featured international partner serving buyers across Bulgaria and the surrounding region. Evaluate SoftPro and peers for end-to-end automotive software capabilities, compliance with relevant standards, proven testing and validation processes, cross-border collaboration experience, and clear IP and delivery commitments.

1. SoftPro

SoftPro is the featured international partner on this Top 12 Automotive Software Development Firms in Bulgaria list, recommended for readers seeking an EU-based supplier that delivers custom enterprise and cloud software to automotive clients across Bulgaria and the wider region. From its Warsaw, Poland headquarters the company supports projects for manufacturers, Tier 1 suppliers and fleet operators that need backend platforms, customer portals and telemetry-focused web applications.

The company builds on the Microsoft ecosystem with, .NET Core and C#, and deploys solutions to Microsoft Azure while executing enterprise CMS implementations and modernization programs. SoftPro combines cloud migration, containerization and long-term maintenance to support complex application lifecycles and enterprise CMS migrations.

Key Highlights

• More than 20 years of combined team experience.
• Published case studies include Business Portal, CRM/HRM, SAAS ETL and a social network for product promotion.
• Supports AWS-based deployments and performs lift-and-shift migrations plus containerization.
• AI capabilities include LLM integration, RAG architecture and ML model development for business automation.

Services

• Custom Software Development
• Web Application Development
• Cloud Development & Migration
• Artificial Intelligence Solutions

Contact Information

Website: soft-pro.pl

Phone: +48 571 282 759

Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

LinkedIn: www.linkedin.com/in/kyrylo-o

2. Visteon (Visteon Electronics Bulgaria)

Visteon Electronics Bulgaria operates as Visteon’s major European software and R&D center for digital cockpit electronics, developing embedded software, HMI stacks and integration for instrument clusters, infotainment and cockpit domain-controller programs. The company’s product portfolio and technical leadership in areas like multi-display cockpits and Android-based infotainment underline why its Sofia engineering teams are a fit for automotive software development lists.

The Sofia technology center delivers end-to-end engineering services across software development, hardware-in-the-loop and functional validation through to production support while collaborating with regional universities to build the local talent pipeline. Its long-running European hub role and validation capabilities position it to support OEM programs with high software content.

Key Highlights

• Opened a large-scale high-tech automotive testing laboratory in Sofia on April 11, 2024.
• The Bulgaria engineering teams have developed, delivered and maintained more than 250 programs for global carmakers over two decades.
• Received Automotive Cluster Bulgaria’s “R&D Solution of the Year” recognition for the SmartCore domain-controller program in January 2020.
• Runs repeated Engineering and Electronics Academy initiatives with the Technical University of Sofia to upskill local graduates into product development roles.

Services

• Embedded software development
• HIL and functional validation
• Android Automotive integration
• Domain controller engineering

Contact Information

Website: www.visteon.com

Phone: +1 800-VISTEON

Phone: +1 734-627-7384

Address: Visteon Corporation, One Village Center, Van Buren Township, MI 48111, USA

3. Bosch Bulgaria (Bosch Engineering Center Sofia)

Bosch Engineering Center Sofia is Bosch’s dedicated engineering hub in Bulgaria that develops software for the automotive industry and supports original equipment manufacturers with production-grade solutions. The center focuses on integrating AI and cloud-connected systems into vehicle software to enable advanced vehicle functions and enterprise-grade deployments across Bosch’s mobility portfolio.

Engineers at the Sofia center collaborate with Bosch’s broader digital teams to deliver end-to-end software engineering, from algorithm development to system integration and validation for automotive platforms. The center’s delivery approach emphasizes scalable software architectures and close integration with Bosch’s toolchains and consulting capabilities to bring vehicle features from prototyping to series production.

Key Highlights

• Nearly 700 software specialists work at Bosch Engineering Center Sofia developing automotive software.
• The engineering center is located in Sofia Tech Park at Tsarigradsko shose 111, Labs building, floor 3, Sofia 1784, Bulgaria.
• The center is part of Bosch Digital; Bosch Digital reports about 10,000 experts globally and maintains a substantial presence in Sofia.
• The site runs a structured employee development program and lists 25 days of paid annual leave as an employee benefit.

Services

• ADAS development
• Automated driving software
• Electromobility software
• AI-based perception and driver monitoring

Contact Information

Website: www.bosch.bg

Phone: +359 700 10 668

Address: Bosch Engineering Center Sofia — Tsarigradsko shose 111, Sofia Tech Park, Labs building, floor 3, Sofia 1784, Bulgaria

4. Automotive Data Ltd (Auto-Data.net)

Automotive Data Ltd operates, a daily-updated catalog of vehicle technical specifications coupled with an image library aimed at automotive professionals and integrators. The site packages vehicle data in machine-readable formats to support software teams working with both internal combustion and electrified powertrains for product features, telematics, and vehicle cataloguing.

Auto-Data.net is positioned for this list because it sells structured vehicle datasets and an image DB that development teams can license and ingest into automotive applications and services.

Key Highlights

• Database of more than 57,000 automobiles maintained with daily updates.
• One-call based XML/JSON API delivered on a purchase/licensing model; customers must store the data and are not permitted to use it in real time.
• API exposes extensive technical fields across categories, including detailed ICE parameters, performance metrics, body dimensions, and EV-specific fields such as battery capacity and all-electric range.
• Powertrain coverage counts published on the API site include ~51,517 internal combustion entries, ~2,502 BEV entries, ~1,031 PHEV entries, and ~1,572 MHEV entries.

Services

• Car specs API (XML/JSON)
• Image DB
• Data licensing & bulk exports
• Advanced vehicle search

Contact Information

Website: www.auto-data.net

Phone: +359 42 996 318

Email: api@auto-data.net

Address (legal): 34, Sarnena gora str., Stara Zagora 6014, Bulgaria

Address (office): 4, Kan Kubrat str., Stara Zagora 6014, Bulgaria

5. KOSTAL (Sofia / KOSTAL SofiaSoft)

KOSTAL SofiaSoft Bulgaria EOOD appears on KOSTAL’s official locations page as an Automobil Elektrik research and development site in Sofia, Bulgaria. The company listing includes local contact details and identifies the Sofia office as part of KOSTAL’s global automotive R&D footprint.

KOSTAL Group public materials cite software-led products and initiatives across electric mobility and vehicle systems, so the SofiaSoft R&D site sits inside an organization that develops EV charging software, on-board charging hardware and driver‑assistance technology. That organisational context aligns the SofiaSoft team with automotive software development activity in Bulgaria.

Key Highlights

• KOSTAL launched the manufacturer-independent EV charging software brand vaylens in 2024 to operate, manage and commercialize charging infrastructure.
• The KOSTAL Group acquired Compleo Charging Solutions AG in 2023 to expand its stationary charging infrastructure capabilities.
• KOSTAL established KOSTAL Electro Mobility as an independent company through a carve-out in 2025 to strengthen activities in electric mobility.
• The KOSTAL Group lists 64 locations in 22 countries, showing a global delivery network for automotive engineering and software.

Services

• EV charging software
• On-board charger / battery charge controller software
• Driver assistance (ADAS) software

Contact Information

Website: www.kostal.com

Phone: +359 2 808 8040

Email: office.sofia@kostal.com

Address: 47A Bul. Tsarigradsko Shose blvd., 1124 Sofia, Bulgaria

6. AMPECO

AMPECO builds an AI-native, full‑stack EV charging management platform that combines back‑office operations, payments, and a developer API into a single product. The platform includes white‑label driver apps and integration points that make it suitable for automotive OEMs embedding charging services into vehicle and mobility experiences.

The company maintains a regional engineering presence in Sofia, Bulgaria and delivers standards‑based, hardware‑agnostic systems designed for large network migrations and scale. Its product is engineered to support operator control over branding, tariffs, and operational workflows while enabling integrations with existing enterprise systems.

Key Highlights

• 200+ network operators use the AMPECO platform.
• 250K+ chargers are connected to AMPECO-managed networks.
• CoOperator, a conversational AI operations agent, is embedded into platform workflows to analyze issues and take actions.
• 300K+ charge points are accessible through AMPECO-enabled roaming.

Services

• Migration consultation
• Integration testing
• Platform onboarding

Contact Information

Website: www.ampeco.com

Phone: +44 20 3878 4385

Phone (USA): +1 (302) 480-1253

Address (Bulgaria): INTERPRED – WTC Sofia, Block A, 1113, Sofia

7. AutowareLab

Autoware Lab develops in-vehicle infotainment and connected-mobility software for automakers, building on Android and cloud-native backends to support eMobility experiences. The company pairs product-tailored engineering with measurable UX improvements to help OEMs accelerate launches and adapt user interfaces for global markets.

Key Highlights

• 37 employees and 4 core teams listed on the company site.
• 15+ years of combined automotive experience and 80+ projects completed.
• States 100% EU regulation compliance and conformity with ISO/SAE 21434 cybersecurity standards.
• Promises a 100‑day time to market for automotive applications aimed at Google Automotive Services and proprietary stores.

Services

• Cloud App Store
• Intuitive and Aesthetic UI
• Automotive Applications
• Google Automotive Services (GAS) & Proprietary App Integration

Contact Information

Website: www.autowarelab.com

Email: sales@autowarelab.com

Address: Tintyava St 15-17, Sofia 1113, Bulgaria

8. ScaleFocus

ScaleFocus is a Sofia-born digital engineering firm that builds enterprise software, connected-device portals, and AI-enabled data platforms with development teams based in Bulgaria. The company pairs product engineering and systems integration practices with an AI-first delivery model to address data-heavy, regulated projects for industrial clients.

ScaleFocus fits this automotive software list through client work on in-vehicle connectivity portals and an automotive ESG and ML data initiative, and by operating multiple delivery locations in Bulgaria that run product engineering, cloud, and integration engagements.

Key Highlights

• Implemented an Integrated Management System certified to ISO 9001, ISO 27001, ISO 20000-1 and ISO 14001.
• Holds strategic technology partnerships as a Microsoft Solutions Partner, a Databricks Consultancy & Solutions Implementation Partner, and an Oracle Gold Partner.
• Recognized on the IAOP Global Outsourcing 100 list for 2025.
• Delivered an automotive ESG and ML data solution that used Snowflake to unify supply-chain and emissions data for audit-ready reporting.

Services

• Digital Engineering
• Enterprise AI
• Data & Analytics
• Cloud & DevOps

Contact Information

Website: www.scalefocus.com

Phone: +359 2424 6484

Email: sales@scalefocus.com

Email: marketing@scalefocus.com

Address: 69 Bulgaria Blvd., Infinity Tower B, fl. 8, 1404 Sofia, Bulgaria

9. Luxoft / DXC (Bulgaria)

Luxoft, a DXC Technology company, engineers automotive software from a Sofia delivery center that works with OEMs and suppliers on ADAS, autonomous driving functions, digital cockpits, and connected-vehicle platforms. The Bulgaria team operates inside DXC Luxoft’s global delivery model and collaborates in joint product teams to deliver end-to-end software-defined vehicle projects for major carmakers.

Local engineers in Sofia contribute to vehicle-level solutions and validation work while integrating with global teams to manage cloud-native platforms, testing frameworks, and production-grade software supply chains.

Key Highlights

• Luxoft is an NXP Integration Partner and lists expertise across semiconductor bring-up, driver development, bootloader work and both classic and adaptive AUTOSAR.
• The Bulgaria presence reports about 90 employees, roughly 20 clients, and around eight years in-market according to the company’s global locations listing.
• Recent Bulgaria job postings describe work on an Over-the-Air (OTA) software update management system built as microservices on Microsoft Azure using Java (Spring Boot), Angular/Vue.js, PostgreSQL and Redis.
• DXC Luxoft publishes the Luxoft Edge Acceleration Framework (LEAF) for software-defined vehicles and automotive edge application development and management.

Services

• ADAS & Autonomous Driving
• In‑Vehicle Infotainment (IVI)
• Connected Vehicle Platforms
• OTA Software Update Management

Contact Information

Website: www.luxoft.com

Phone: +359 2 904 3900

Address: Floor 6, Building 8A, Business Park Sofia, Sofia - 1766, Bulgaria

LinkedIn: linkedin.com/company/luxoft

10. Musala Soft (Avenga)

Musala Soft now operates under the Avenga brand and traces its engineering roots in Bulgaria while delivering complex software for mobility and enterprise clients.

The company targets automotive and mobility engagements by engineering connected-vehicle platforms, intelligent fleet-management systems, and cloud-native backends from local delivery centers in Sofia and other Bulgarian offices.

Key Highlights

• Part of the Avenga group with 6,000+ tech professionals and 16 delivery locations.
• Public-facing delivery approach called “AI in SDLC,” which the site describes as enabling software delivery up to 50% faster.
• Technology partnerships and badges shown on the site include IBM, IBM watsonx, Oracle, ServiceNow, and Snowflake.
• Musala’s governance and ESG documents on the official site reference ISO 14001, ISO 45001 and ISO 26000.

Services

• Product Engineering
• Platform Engineering
• Application Modernization
• Quality Assurance

Contact Information

Website: www.musala.com

Email: people.care@musala.com

Email: bizdev@musala.com

Address: 36 Dragan Tsankov Blvd., World Trade Center, 1057 Sofia, Bulgaria. (avenga.com)

11. MM Solutions

MM Solutions develops camera software, image-quality tuning, and embedded imaging algorithms for mobile, IoT, and automotive projects that require on-device vision and low-latency processing. Their engineering teams work across embedded OS layers including Android, Linux, RTOS, and DSP-level optimizations using NEON and SIMD to integrate camera stacks with popular SoC vendors and Tier 1 automotive suppliers.

The company delivers end-to-end camera products and developer tools for production tuning and verification, including frameworks and tuning applications tailored to automotive camera pipelines. Founded in 2002 and based in Bulgaria, MM Solutions pairs more than two decades of imaging expertise with internal training programs to support sustained automotive software engagements.

Key Highlights

• Acquired by ThunderSoft in 2018 and operating as part of the ThunderSoft group.
• Holds five international awards, including a TIPA award for Best Camera on a Mobile Phone and a Best Partner award from Texas Instruments.
• Maintains a 3,000 m² Sofia site with 350 workstations and a 300 m² Plovdiv office with 50 workstations.
• Product lineup includes the MM Solutions Tuning Tool, an auto/manual image tuning tool, and AI-based camera algorithms for production tuning and verification.

Services

• Camera Imaging Technology Development
• Embedded OS Development
• Image Quality Tuning
• Hardware Design Prototyping

Contact Information

Website: www.mm-sol.com

Phone: +359 2 416 9186

Email: office@mm-sol.com

Address: 120 Cherni vrah Blvd., Sofia, 1000

Address: 65B Svoboda Blvd., Plovdiv, 4000

12. Finite Software Systems

Finite Software Systems is a Sofia-based software engineering firm that builds software systems from mobile applications and web portals to distributed M2M and telemetry solutions. The company delivers end-to-end product engineering from architecture through long-term support and works across the modern web, data, and mobile stack.

Their portfolio shows connected-vehicle and fleet experience, with a real-time fleet control system delivered for Telenor Autopark and embedded-to-cloud IoT work that includes a low-power access control product where hardware, firmware, and software were engineered in-house.

Key Highlights

• They offer Fixed Price, Time & Material, and Dedicated Team engagement models.
• They provide an MCP-based AI Agent Integration service and operate an FSS MCP Hub to connect agents to databases, tools, logs, and services with governed access.
• They publish, an MCP-native, model-agnostic RAG knowledge-base built using Laravel PHP and text-embedding semantic search.
• They engineered and run an in-house WAMP protocol router in Java for real-time pub/sub and RPC messaging.

Services

• AI Agent Integration
• Web Application Development
• Mobile Application Development
• Maintenance & Support

Contact Information

Website: www.finite-soft.com

Phone: (+359) 2 439 21 00; (+359) 2 962 13 73

Email: info@finite-soft.com

Address: 180 "Vitosha" Blvd, 1408 Sofia, Bulgaria

LinkedIn: linkedin.com/company/finite-software-systems-ltd

Conclusion

SoftPro is the featured international partner on this Top 12 Automotive Software Development Firms in Bulgaria list. Use the roundup to identify potential partners and narrow choices against your project requirements.
Choose a provider by matching their core engineering focus to the scope of your program. Prioritize suppliers with production-grade quality and safety processes when your project involves embedded or safety-critical systems. Favor firms with cloud, data, or AI experience when your work centers on back-end platforms, connectivity, or charging services. Balance team size, time-to-market, nearshoring convenience, long-term support, and IP ownership against your budget and delivery timeline.