Senior Custom Solutions Software Engineer

Honeywell

Custom Solutions Software Engineer developing software applications that extend the OnGuard platform. Involvement in the software development lifecycle for security solutions.

Posted 7/9/2026full-timeGdansk • 🇵🇱 PolandSeniorWebsite

Tech Stack

Tools & technologies

ASP.NETJavaScript.NETSQLTypeScript

About the role

Key responsibilities & impact

Assist in the design, development, testing, deployment, and support of customer driven software solutions that meet the unique requirements of our customers.
Complete projects as assigned to include custom Crystal Reports, data import and export, custom application integrations and custom database programming (SQL triggers and stored procedures).
Provide support for existing customers of Lenel’s Custom Solutions.
Perform remote and, on-site as needed, installation of Custom Solutions-developed software.

Requirements

What you’ll need

Bachelor’s degree in Computer Science, related field, or suitable experience
Experience developing software applications using C#
Experience with SQL and relational databases
Experience testing and supporting software installations,
Proven ability to adapt quickly to emerging technologies,
Experience with REST API definitions and implementations
Experience with SQL Server database development using T-SQL and writing SQL stored procedures, triggers, and functions
Experience with Crystal Reports
Knowledge of ASP.NET, ADO.NET and WinForms
Knowledge of REST API principles
Knowledge of Javascript/Typescript and web applications,
Experience with access controls devices (?);
Experience with binary protocols used to M2M communication
Experience developing test plans and procedures
Customer service orientation, ability to develop strong, long-term customer relationships.
Excellent interpersonal skills
Professionalism consistent with a world-class service provider
Ability to work independently in a team environment.

Benefits

Comp & perks

State-of-the-art office with chill-out areas, bicycle stands, showers and probably the best coffee in town
Fruits bowls and sports activities to support your health and well-being
Daily paid break - 30 mins and flexible working hours
Hybrid work arrangement (3&2) to support your work-life balance
Competitive Salary regularly increased based on your performance
Flexible benefits basket with monthly budget allocated (medical insurance, life insurance, Multisport Card)
Generali Insurance (Accident Insurance)
Referrals bonuses for all open jobs and recognition programs
Comprehensive induction, ongoing training and development to set you up for success
In-house and external learning platforms supporting development opportunities
Work experience opportunities to help you grow your career with us
Global employee networks to help you connect and grow
Employee Assistance Program - Free and confidential service to help with any difficulties regarding work, life and personal or family matters
Access Integrity line - Any workplace issues or violations that need to be raised in good faith, can be communicated in a safe, private and confidential environment
Frequent Employee Engagement activities supporting inclusive and diverse work environment
Contribution to social benefits like x-mas benefit, holiday, engagement events from company social fund.

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

C#SQLT-SQLCrystal ReportsREST APIASP.NETADO.NETWinFormsJavascriptTypescript

Soft Skills

Interpersonal SkillsProfessionalismCustomer Relationship DevelopmentTeam CollaborationAdaptability