1 770 EUR
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Senior Application Developer for Dolphin

T-Systems Slovakia s.r.o.

Place of work
Contract type
Start date

Information about the position

Job description, responsibilities and duties

General description
Project DOLPHIN description:
•Dolphin is TOP100 application within DTAG, supporting complex business models for rating and billing of telecommunication services for partners and service providers of DTAG. This business critical application processes approximately 2 billion tickets yearly.
•Senior AD develops new and maintains existing source code of applications in programming language like Java, Unix shell scripting, C/C++ , PL SQL (advantage) based on requirements of internal or external customers. These applications support usually automation of business processes.
•Works in a SCRUM team on developing and building complex applications for customer usage, including a new web user interface.
•Handles all phases of software development lifecycle, provides professional support in the field of deep system analysis, technical documentation, building related infrastructure for developed application by prototyping, research.
•Performs role of lead development architect, serves as professional mentor.

•Willingness to work in a SCRUM team, using it’s methodology
•Listen to user requests, consult with product owners, customers, project managers, assist in gathering requirements for preparation of application detailed feature specification as necessary basis of quality and functional application
•Analyze of customer’s requirements and propose overall application / framework design of midsize application architecture (incl. interfaces, relation database structure), provide complex business analysis in order to build application functionality easy for maintenance and future extension according to customer needs as business intelligent solution that implements business processes in automated form
•Provides project estimates, timeline like total number of development hours, total number of testing hours and bug fixing and report it to customer for budget planning in advance
•Implements customer’s requirements in selected object oriented programming language (Java, Shell scripting, C/C++ , PL SQL) into functional and user friendly applications to meet customer’s needs
•Provides testing of programmed functionality before deployment in order to avoid bugs and ensure quality of code.
•Implements security concept according to PSA policy in developed application to ensure accordance with DTAG standards.
•Write and update regularly complex technical / system documentation (e.g. Authorization concept) for success of penetration tests and also for official handover to operation process, also create analytical documentation incl. UML for other programmers and customer.
•Communicate project status and deliverables to managers, customer with efficiency and accuracy of any progress or delays to keep them informed and let them be ready for managerial decision and project’s adjustment in advance.
•Maintain application on 2nd, 3rd level support by fixing bugs and regular check, programming updates of features on customer’s change request to satisfy customer needs and to ensure smooth running of the application with added value.
•Record spent time daily in transparent way to have basis for invoicing for customer and Controlling department purpose.
•Perform deploy on infrastructure, backup and restore procedures, handle release management in order to provide regular upgrades of software to have up to date features implemented according to agreement with customer.
•Performs a full software migration, incl. infrastructure hints how to build a production environment suitable for smooth running of the application.
•Contributes to knowledge base of developers / users within the company by trainings in order to reduce future effort on 1st, 2nd level application support.
•Makes proposals for optimization of processes, participates in process documentation creation.
•Proactively manages problem solving, root cause analysis and proposes solution to avoid problems in a future.
•Other duties and responsibilities as assigned by higher management (e.g. official presentations).

Management scope
•Manages complex project tasks assigned to him or group of developers, timelines and communication.
•Mentor of junior developers.
•Provides technical trainings for different users, other developers (e.g. SharePoint sites administrators workshops) if required.

Employee perks, benefits

•Cafeteria - individual benefit,
•Trainings and development opportunities,
•Discounts at various providers in Košice,
•Possibility of Home office,
•Pension savings contribution,
•Meal vouchers contribution,
•Extra vacation days,
•Young and enthusiastic working environment,
•Diversity Program,
•Health Weeks,
•Sport Activities,
•Weekend Events,
•Work life Coaching,
•Doctors at workplace,
•Credit card,
•Metro card,
•Referral bonus /financial/,
•Rotations possibilities.

Requirements for the employee

Candidates with education suit the position

University education (Bachelor's degree)
University education (Master's degree)

Language skills

English - Upper intermediate (B2)

Personality requirements and skills

•7+ years of experience within the field of application programming in object oriented programming languages incl. middleware, advanced knowledge of operating systems, database operations (e.g. Oracle incl. connections to DB, backup and restore procedures, configuration of DB, stored procedures, functions ) , HW infrastructure interfaces, system analysis.

•Advanced knowledge of software development methodology (e.g. SCRUM, Agile) , Java, Unix, SQL, Web services, VAADIN, Swagger, HTML, CSS, XML, HTTP, JSP, Servlets, versioning tools (like git, SVN, TFS), advanced in build tools like Ant Maven, Jenkins, Nexus, WSP Builder, bug tracking tool (e.g. Jira, Mantis, Red Mine), LDAP protocol, experienced in UML , in configuration and administration of application servers or container like Apache.


Brief description of the company

T-Systems delivers high-quality services combining information and communication technology (ICT). The company's broad expertise in both fields makes the business customer division of Deutsche Telekom a preferred partner for multi-national corporations, small and medium-sized businesses and public institutions. Over 160,000 customers from every industry worldwide benefit from the company's special expertise in providing integrated ICT solutions from a single source. T-Systems is the only company to offer its own complete ICT portfolio and to combine IT (Information technology) and communication technology to produce new solutions.

Number of employees

1000 an more employees

Company address

T-Systems Slovakia s.r.o.
Žriedlová 13
040 01 Košice


Contact person: Alžbeta Klimcsaková
E-mail: send CV
ID: 3718623   Dátum zverejnenia: 14.8.2019   Základná zložka mzdy (brutto) a ďalšie odmeny:   Minimum monthly salary is 1770 € brutto + variable part of salary + other financial benefits. The final basic wage component can be adjusted accordingly to individual skills and experience of selected candidate.