Best Kotlin Development Companies in Germany to Watch

Finding a Kotlin development partner in Germany often starts with a clear performance and delivery problem: teams must balance Android and server-side Kotlin skills, maintain compatibility with existing Java codebases, and meet strict security and regulatory requirements while keeping timelines and costs under control. Buyers should compare candidate firms by technical depth in Kotlin-specific patterns, demonstrable experience with Android and backend architectures, testing and CI/CD practices, language and communication capabilities, and contractual models for maintenance and scaling.
SoftPro leads this list as the featured international partner and serves buyers across Germany and the wider region. The company is presented here to help procurement teams evaluate an experienced external option against local and regional Kotlin specialists.

1. SoftPro

SoftPro is the featured international partner in this Best Kotlin Development Companies in Germany to Watch list, recommended for German product teams and enterprises seeking nearshore engineering from an experienced EU-based software group. The company delivers cross-border projects for German clients while operating from its headquarters in Warsaw, Poland, and fits engagements that require sustained development teams and integration with European delivery rhythms.

SoftPro emphasizes Microsoft-stack engineering with proven expertise in .NET, .NET Core, ASP.NET and C#, combined with Azure cloud delivery and enterprise CMS and migration experience. The team executes cloud migrations, containerization and legacy modernizations while integrating CMS platforms and enterprise systems to support business-critical applications and long-term maintenance.

Key Highlights

• More than 20 years of combined team experience and an EU-based delivery model centered in Warsaw, Poland.
• Case studies include a business portal, CRM/HRM system, SaaS ETL platform, and a marketing social network.
• Cloud work includes AWS support in addition to Microsoft cloud, with lift-and-shift migrations, containerization, and infrastructure management.
• Multilingual delivery capabilities shown by a site and engagement approach tailored to many European markets.

Services

• Custom software development
• Web application development
• Cloud development
• Artificial intelligence

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. Applaunch

Applaunch is a Munich-based app agency that builds mobile and web products and delivers native Android apps using Kotlin, managing projects from concept through design, development, testing and release. The team pairs product design, QA and release management into a single delivery workflow to shorten timelines and maintain secure deployments for enterprise-grade projects.

Applaunch keeps development work on staffed teams and emphasizes repeatable delivery processes so clients get production-ready Kotlin apps with ongoing maintenance and marketing support.

Key Highlights

• Founded in 2015 as an app development agency.
• Claims 300+ accompanied app and web projects on its site.
• Lists three development locations: Munich (Germany), Bottighofen (Switzerland) and Bangalore (India).
• Operates a legal Indian subsidiary, Applaunch Bangalore LTD, and is registered in Germany (HRB 217936).

Services

• UI/UX Design
• Quality Assurance & Testing
• App Launch & Marketing
• Long-term Maintenance

Contact Information

Website: applaunch.de

Phone: 0171 1446325

Email: anfrage@applaunch.de

Address: Bavariafilmpl. 7, 82031 Grünwald b. München

3. cc.systems GmbH

cc.systems GmbH is a Hamburg-based software house that delivers web applications, mobile apps, and cloud infrastructure. The company presents a compact team of full‑stack developers and a UI/UX designer and emphasizes short agile iterations with automated tests and code reviews.

Their project portfolio shows client-side work that includes Kotlin and end-to-end cloud deployments for enterprise customers. Project case studies include data engineering and platform modernisation efforts that align with Kotlin-backed mobile or backend components for German businesses.

Key Highlights

• Impressum lists VAT ID DE 353 472 688 and commercial register HRB 175012.
• Delivered an event entry app that supports more than 200,000 guests annually.
• Client roster and testimonials include Airbus SE and Böckmann Zentralverwaltungs GmbH & Co. KG.
• Implemented ETL and data‑lake modernisation projects using Apache Kafka and Power BI.

Services

• Mobile apps
• Web applications
• Cloud infrastructure

Contact Information

Website: cc.systems

Address: Max-Brauer-Allee 2222765 HamburgDeutschland

4. KMP Agency (The KMP Agency / appvanced)

The KMP Agency by appvanced is a German firm that is 100% focused on Kotlin Multiplatform. They migrate existing iOS and Android apps to a shared Kotlin codebase and build new cross-platform apps while preserving native UI layers.

Their delivery pairs hands-on development with strategy workshops and team enablement to transfer ownership to client teams. The agency emphasizes clean, maintainable Kotlin code and iterative migrations to reduce technical risk.

Key Highlights

• Publishes production-ready, commercially licensed KMP SDKs for iOS, Android, Desktop (JVM), and Web with semantic versioning and documentation.
• Offers an App Leasing model to provide predictable monthly costs for greenfield projects.
• Runs free 30-minute discovery calls and lists availability Mon–Fri, 9am–6pm CET.
• Documents a KMP timeline noting the first enterprise project in 2023 and the KMP Agency founding at the end of 2025.

Services

• KMP Consulting
• KMP Development
• Enterprise SDKs

Contact Information

Website: kmp-agency.com

Phone: +49 170 955 3 669

Email: kontakt@appvanced.de

Address: Am Fuchsberg 2b, 41468 Neuss, Germany

LinkedIn: linkedin.com/company/kmp-agency

5. Rode App Solutions

Rode App Solutions is a Germany-based freelance developer that builds Kotlin Multiplatform and Kotlin-based Android apps, structuring shared business logic to accelerate cross-platform delivery. The practice emphasizes pragmatic, production-focused implementation and fast onboarding into existing codebases to help teams ship features and stabilize apps quickly.

Work is delivered remotely across Germany with a focus on architecture, feature development, audits, and modernization rather than theoretical concept work.

Key Highlights

• Mobile app development since 2021 and listed as Senior Mobile Developer since 2024.
• External support starting at €85 per hour with typical engagements of 10–20 hours per week for part-time collaboration.
• KMP Architecture Audit offered starting at €1,500 for teams that want a concrete technical roadmap before rollout.
• Project experience includes regulated eID implementations, a national health-insurance app, and BLE-based access-control and IoT-adjacent applications.

Services

• Part-time mobile engineering
• Android modernization sprint
• BLE & NFC integration
• API, auth & offline integration

Contact Information

Website: rode-app-solutions.de

Email: info@rode-app-solutions.de

Address: Herford, NRW; remote across Germany

6. impltech GmbH

impltech GmbH is a Berlin-based software development firm that builds custom web and mobile applications for startups and enterprises. Their Android stack lists Kotlin alongside Jetpack, Coroutines, and Gradle, and the team delivers native Android apps as part of broader product builds.

The company runs short-sprint Agile Scrum workflows and publishes aggressive time-to-market targets such as 48-hour estimates and two-week prototypes, which suits teams seeking fast Kotlin development and iterative releases. Impltech pairs hands-on Android engineering with product-focused delivery to move from prototype to MVP quickly.

Key Highlights

• Founded in 2017 and positioned as a European software vendor.
• Reports 75+ in-house employees with 93% classified as senior or middle experts.
• Has completed 100+ projects and serves 80+ international clients.
• Works across regulated industries including Fintech, Real Estate, and Healthcare.

Services

• AI Development
• UI/UX Design
• Software Modernization
• Cloud Solutions

Contact Information

Website: impltech.de

Phone: +49 30 52014155

Email: info@impltech.com

Address: Rosenstraße 2, 10178 Berlin

7. Apps Agentur

Apps Agentur is a German full-service app agency operating since 2008 that builds mobile and web applications and supports app publication in the major app stores. The agency lists modern Android and cross-platform technologies in its stack and positions itself to handle technically complex mobile projects.

The company’s technical footprint explicitly includes Kotlin and Jetpack Compose for Android work, and the team manages projects end-to-end from concept and prototyping through cloud-backed backends and post-launch maintenance.

Key Highlights

• 5.0-star Google rating based on 39 reviews.
• Extended Reality capabilities explicitly list visionOS and Apple Vision Pro.
• Backend Development, Cloud Services, and API Integration are named in the service portfolio.
• Mobile game development is included among offered project types.

Services

• UI/UX Design
• Prototyping
• Backend Development
• Extended Reality Apps

Contact Information

Website: apps-agentur.de

Phone: 0441 / 1813 1833

Email: kontakt@apps-agentur.de

Address: Twisterlingsbogen 5, 26160 Bad Zwischenahn

8. DECODE (decode.agency)

DECODE is an EU-based full-service software development partner with an office in Düsseldorf, Germany. They design and build mobile and web applications, AI platforms, and modernize legacy systems for enterprise and scale-up clients.

Their tech stack explicitly lists Kotlin Multiplatform for cross-platform mobile projects, making DECODE a practical partner for Kotlin-driven mobile development in Germany. Senior multidisciplinary teams work with integrated QA, DevOps, and continuous product development to move projects from discovery to long-term growth.

Key Highlights

• ISO 27001 certified.
• Strict "1 team — 1 project" policy that assigns a single team to a single project to reduce context switching and increase ownership.
• Average client collaboration lasts 4.5 years.
• Only 1.5% of applicants pass DECODE’s hiring process and 42% of engineers hold an M.S. in Computer Science.

Services

• Team extension
• Dedicated team
• Build-Operate-Transfer (BOT)

Contact Information

Website: decode.agency

Address: DECODE Services GmbH, Plaza Cubes, Hammer Straße 19, 40219 Düsseldorf

Address: DECODE HQ d.o.o., Radnička cesta 47, Zagreb, Croatia

LinkedIn: linkedin.com/company/decodehq

9. Dinarys GmbH

Dinarys is a Berlin-based software engineering firm that lists Kotlin among its core technologies and highlights Android application development and mobile engineering on its services pages.

The company positions itself to support CTO-led initiatives with delivery governance and senior engineering expertise, which makes it a practical choice for Kotlin-focused mobile and backend projects that require structured execution and oversight.

Key Highlights

• 4.9/5 overall review rating on Clutch.
• 431+ successfully delivered projects reported on the site.
• Average engagement duration of more than 3.5 years and 12 years on the market.
• Displays HIPAA and GDPR compliance badges on the site.

Services

• Custom software development
• Dedicated engineering teams
• System modernization and integrations
• Technical rescue

Contact Information

Website: dinarys.com

Phone: +49 152 28092090 (dinarys.com)

Address: Stresemannstraße 123, 10963, Berlin, Germany. (dinarys.com)

Address: 3120 Scott Blvd, Santa Clara, CA 95054, San Francisco, USA. (dinarys.com)

10. apprime GmbH

apprime GmbH builds mobile applications and platform backends with a strong Kotlin-first engineering approach. The team implements native Android interfaces with Jetpack Compose while using Kotlin Multiplatform to share business logic across platforms and connect to scalable cloud backends.

The company delivers end-to-end engineering from prototype to production and continues to operate and maintain systems after launch. Their delivery emphasizes long-term product engineering, continuous operation, and measurable technical quality.

Key Highlights

• Founded in 2011.
• Has delivered 100+ projects.
• Has developed and operates the DLR MovingLab platform since 2017.
• Operates SanaMobil, a dedicated brand for mobile health solutions.

Services

• Product Strategy & Market Entry
• Platform & System Architecture
• App & Backend Development
• AI Integration & Data Architecture

Contact Information

Website: www.apprime.de

Phone: +49 (0)30 4849 5233

Email: office@apprime.de

Address: Mendelssohnstr. 27, 10405 Berlin, Germany

11. adesso SE

adesso SE is a German IT and consulting group that builds enterprise software and digital products for sectors including banking, insurance, automotive and healthcare, with in-house engineering teams for mobile and backend systems. The company’s training catalogue and developer learning paths include a dedicated “Kotlin for Android developers” course, which supports team readiness for Kotlin-based Android projects and JVM stack work.

Because adesso combines product engineering with consultancy-led delivery, its client engagements commonly cover full software lifecycles from architecture and development to operations, making the firm a practical choice for large-scale Kotlin mobile and backend initiatives in Germany.

Key Highlights

• adSCAILE: adesso’s agentic software development process for making AI-driven and production-ready software part of delivery.
• Reported Group revenue of around €1.47 billion for 2025.
• Over 11,500 employees across the adesso Group.
• More than 65 locations in Germany and Europe, supporting regional delivery.

Services

• Mobile Solutions
• Data and AI
• Cloud Transformation
• Managed Services

Contact Information

Website: www.adesso.de

Phone: +49 231 7000-7000

Email: info@adesso.de

Address: Adessoplatz 1, 44269 Dortmund, Germany

12. inovex GmbH

inovex is a German IT project house that designs and builds cloud-native platforms, backend services and native mobile applications for enterprise clients. They incorporate Kotlin into both Android client work and JVM-based backend projects, connecting mobile and server teams in end-to-end deliveries.

Their delivery approach emphasizes short discovery workshops, product discovery and proofs of concept before scaling to cross-functional teams that carry solutions into production and operation. That combination of hands-on delivery and in‑house training capability makes them a candidate for Kotlin projects that need both native Android and Spring Boot/JVM backend expertise.

Key Highlights

• ~500 employees and 8 locations across Germany and Switzerland (Karlsruhe, Köln, München, Hamburg, Berlin, Stuttgart, Erlangen, Bern).
• Publishes a 4‑day "Modern Android app development with Kotlin" training authored and delivered by an in‑house Android developer.
• Applied Kotlin with Spring Boot on major backend replatforming projects, including the TVNOW migration and an SRD II shareholder‑identification platform.
• Microsoft partnership: Certified Gold Partner for Cloud Platform, Data Platform and Data Analytics, and Silver Partner for Application Development.

Services

• Software Projects
• Cloud & Platform Engineering
• Data & AI.

Contact Information

Website: www.inovex.de

Phone: +49 721 619 021-0. (inovex.de)

Address: inovex GmbH Ludwig-Erhard-Allee 6 76131 Karlsruhe. (inovex.de)

13. itemis AG

itemis AG is a Dortmund‑based software engineering company that develops model‑based engineering tools and bespoke enterprise applications for regulated industries. Their product set pairs model‑driven tooling with cloud and full‑stack projects delivered under fixed‑price and time‑and‑material models.

Many of their tools target JVM and browser runtimes and include embedded DSLs and deterministic code generators. That engineering profile aligns with Kotlin and Kotlin Multiplatform for building cross‑platform tooling, generated runtime artifacts, and production services.

Key Highlights

• Maintains the Kotlin–TypeScript integration Gradle plugin.kt2ts.
• Modelix leverages Kotlin Multiplatform and code generation to operate in the browser and on the JVM.
• The product third‑party license list explicitly includes kotlin-osgi-bundle (Kotlin) as a bundled dependency.
• Certified ISO 9001:2015 (valid until 27.04.2027) and ISO/IEC 27001:2022 (valid until 01.09.2026).

Services

• Model-Based Engineering
• Custom Software Development
• AI Enablement
• Toolchain Integration

Contact Information

Website: www.itemis.com

Phone: +49-231-58693252

Email: info@itemis.com

Address: Speicherstraße 8 44147 Dortmund

LinkedIn: linkedin.com/company/itemis-de

14. INNOQ Deutschland GmbH

INNOQ Deutschland GmbH is a German consulting firm that helps engineering teams design and implement software using modern languages and collaborative delivery practices. The firm combines hands-on project work, public writing, and client-facing workshops to move architecture decisions into production-ready code.

INNOQ has documented using Kotlin in client projects and writes about developer practices like Remote Mob Programming to distribute knowledge across teams. That combination of applied Kotlin experience, coaching, and practical delivery makes INNOQ a relevant company to watch for Kotlin adoption in Germany.

Key Highlights

• INNOQ is an iSAQB‑accredited training provider and co-authored the iSAQB module “Software Architecture for AI (SWARC4AI)”.
• The company maintains offices across German cities including Monheim am Rhein, Berlin, Hamburg, Cologne, Offenbach, and Munich.
• Public training portfolio includes named offerings such as Agentic Software Engineering and Remote Mob Programming workshops.
• INNOQ accepts encrypted email and publishes S/MIME certificates for secure client communication.

Services

• Software architecture & development
• Digital platforms & infrastructure
• Knowledge transfer, coaching & training
• Consulting & modernization

Contact Information

Website: www.innoq.com

Phone: (+49) 2173 3366 0

Email: info@innoq.com

Address: Krischerstr. 100, 40789 Monheim am Rhein, Germany

15. codecentric AG

codecentric AG is a German software consultancy that delivers cloud-native and AI-native product development, software modernization, and managed infrastructure. Their site highlights hands-on work with Spring Boot, cloud managed services, and AI integration across client projects and trainings.

Given the firm’s frequent Spring Boot content, dedicated Spring Boot training and active work on Spring-related tooling, it is reasonable to infer that codecentric’s deep JVM and Spring expertise positions them well to take on Kotlin projects that target the JVM. This inference is supported by their Spring Boot training pages and Spring-focused open-source activity documented on the site.

Key Highlights

• Founded in 2004; the company frames its history and technical identity around long-standing engineering practice.
• Employs more than 500 experts and maintains 13 locations across Germany, offering on-site, remote, and nearshoring delivery options.
• Markets itself as an OVHcloud Premium Partner and cites the OVHcloud 2025 DACH Partner of the Year recognition for its European-hosted, GDPR-compliant managed hosting.
• Holds platform partnerships and recognitions including Atlassian Platinum Solution Partner and GitLab Select Partner with Regional Partner of the Year mentions on the corporate site.

Services

• Software Modernization
• Cloud Managed Services
• Generative AI
• Atlassian Collaboration

Contact Information

Website: www.codecentric.de

Phone: +49 (0) 212 23 36 28 0

Email: info@codecentric.de

Address: Hochstraße 11, 42697 Solingen, Germany

16. MaibornWolff GmbH

MaibornWolff is a German software-engineering consultancy that delivers enterprise apps, cloud-native platforms and embedded systems for regulated industries. Their teams combine product-oriented app engineering, UX and data/AI capabilities to build solutions that integrate tightly with existing backend landscapes and compliance requirements.

The company’s apps offering covers native Android and cross-platform development plus end-to-end integration with cloud and data platforms. That mix of native Android delivery, hybrid cloud architecture and governance-focused implementation makes MaibornWolff a company to watch for Kotlin-focused Android and JVM backend projects.

Key Highlights

• More than 30 years of mission-critical software-engineering experience.
• Lists DSGVO, the EU AI Act and ISO 27001 as architectural requirements rather than add-ons.
• Reference clients named on the site include BMW Group, Deutsche Bahn, MAN and Dräger.
• Publishes a South Shoring delivery option and a multi-location presence supporting cross-border teams.

Services

• Flutter App Development
• AR & VR App Development
• Software Health Check
• Quality Engineering

Contact Information

Website: www.maibornwolff.de

Phone: +49 89 544 253 000

Email: info@maibornwolff.de

Address: Theresienhöhe 13, 80339 München

Conclusion

This roundup points you to Kotlin development teams in Germany to watch, with SoftPro presented as the featured partner. Use this curated list to shorten your vendor search and focus on firms that match your technical and organizational needs.

When choosing a partner, prioritize alignment with your delivery model, timeline, and budget, and decide up front whether you require Kotlin Multiplatform or Kotlin-first native expertise. Verify recent references and case studies, assess long-term maintenance and governance capabilities, and confirm communication, timezone fit, and security or compliance practices before contracting.