a1group

QA Engineer (f/m/d)@ A1 Competence Delivery Center

Open 35d Europe

Acceptance Criteria Agile API API Testing Automation +23 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Senior Platform Engineer (f/m/d) @ A1 Competence Delivery Center

Open 34d EuropeSenior

AI Airbyte Airflow API Automation +22 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Cyber Security Services Coordinator (f/m/d) @ A1 Competence Delivery Center

Open 34d HybridEurope

Customer Onboarding Cybersecurity Penetration Testing Pre-sales Stakeholder Management +1 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Data Engineer for AI Stack (f/m/d) @ A1 Competence Delivery Center

Open 34d Europe

AI Airbyte Airflow Analytics API +32 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

AI Architect & Forward Engineering (f/m/d) @ A1 Competence Delivery Center

Open 36d HybridEurope

AI Airflow API AutoGen Cloud +27 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Network API Developer

Open 41d Europe

API Apigee Automation AWS Azure +26 skills

Strength. Care. Growth Did you know that A1 Bulgaria is working on international projects as well? Our wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of…

Open 41d HybridEuropeSenior

Senior Python Platform Engineer (f/m/d) @ A1 Competence Delivery Center

AI API Automation Cloud Containerization +5 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Data Engineer

Open 49d Europe

Big Data Cloudera Data Lake Data Pipelines Data Warehousing +7 skills

Strength. Care. Growth Did you know that A1 Bulgaria is working on international projects as well? Our wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of…

Cloud Operations Engineer (DevOps) (f/m/d) @ A1 Competence Delivery Center

Open 49d HybridEurope

Azure Azure DevOps CI/CD Cloud DevOps +7 skills

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Prompt Engineer (f/m/d)@ A1 Competence Delivery Center

Open 49d Europe

Agentic AI AI API Automation Cloud

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

Business Service Desk Specialist (German Speaking)

Open 55d Europe

Strength. Care. Growth Did you know that A1 Bulgaria is working on international projects as well? Our wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of…

Service Desk ServiceNow

Dynamics 365 Application Developer

Open 56d Europe

AI API Azure Azure Logic Apps CRM +14 skills

Customize and extend Dynamics 365 (forms, entities, views, business rules, model-driven apps), develop C# plugins and custom APIs, build integrations via OData/Dataverse Web API, and automate processes with Power Automate and Power Apps.

Business Analyst (f/m/d)@ A1 Competence Delivery Center

Open 69d HybridEurope

Business Analyst designs and refines digitization concepts for telecom workflows, bridging technical feasibility with business needs using BPMN and stakeholder collaboration.

Automation BPMN

Junior Radio Planning Engineer

Open 72d EuropeJunior

Strength. Care. Growth Did you know that A1 Bulgaria is working on international projects as well? Our wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of…

SQL

.NET Backend Developer

Open 76d Europe

ActiveMQ API Design Patterns Docker .NET +6 skills

Build and maintain .NET Core backend services using C# and ASP.NET Core Web API, with PostgreSQL/MSSQL, REST APIs, and messaging systems like ActiveMQ.

Open 82d EuropeContractSenior

Senior Solution Sales Manager

Analytics IoT Pipeline Management Solution Design

Strength. Care. Growth A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network,…

OSS DevOps Engineer (f/m/d) @ A1 Competence Delivery Center

Open 82d Europe

API CI/CD DevOps GitOps Java +7 skills

Build and optimize OSS integration solutions using Tibco BusinessWorks, REST/SOAP APIs, and CI/CD pipelines in a telco-focused DevOps role.

Data Scientist

Open 114d Europe

Agile AI Analytics Cloud Data Analytics +34 skills

Build and deploy ML models to solve business problems using Python, SQL, and core data-science libraries; collaborate with engineers and stakeholders to turn data into actionable insights.

Integration Engineer

Open 114d Europe

API Authentication Docker JSON Kubernetes +3 skills

Build and maintain integrations for A1’s digital marketplace using CloudBlue Connect and Commerce, handling APIs, subscriptions, and end-to-end order-to-cash flows.