952 Professional Level Software Developer jobs in Rockville,MD

Recommended

Apply Directly

Mid-Level Backend Software Engineer

Leidos

Gaithersburg, MD 20879

~ 18 min OnsitePaid Time OffRetirement Benefit

Bachelor's degree in Computer Science, Software Engineering, or a related field with 4–8 years of experience; or a Master's degree with 2–6 years of experience
US Citizenship
Active TS/SCI with the ability to successfully pass a Polygraph
Professional experience developing object‑oriented applications in Java or Python
Hands‑on experience building and maintaining RESTful APIs
Basic to moderate experience with SQL capability, including writing queries and working with relational databases
Working knowledge of Linux‑based environments
Ability to work independently on defined tasks within established technical frameworks and deliver reliable results

SmartExplore AI is experimental.

New, Posted 18 hours ago

Recommended

Software Engineer

ManTech

Columbia, MD 21044

Easy Apply

Entry-Level Financial Services - Licensing Support Included

Lomenick Agency

Richmond, VA 23223

~ 2 hr 7 min OnsiteFlexible Schedule

State and federal laws require licensing to sell certain insurance products.
Ability to obtain a license is required.

SmartExplore AI is experimental.

New, Posted 23 hours ago

Recommended

iHire

Senior Manager, AI Engineering (People Leader) (Gen AI Platform Services)

Capital One

Mc Lean, VA 22101

Recommended

Apply Directly

Entry-Level Border Patrol Agent – $20,000 Sign-On Bonus

U.S. Customs and Border Protection

Mc Lean, VA 22101

$49,739-$89,518/yr

$20,000 bonus

Bilingual Preferred

Apply Directly

Lead Cook

Wegmans

Sterling, VA 20166

$22.50-$23.25/hr

~ 39 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

2+ years of prep or line cook experience
Experience leading a team
Food safety and quality assurance knowledge
Age Requirement: Must be 18 years or older
Schedule: Full time
Availability: Morning, Afternoon, Evening (Includes Weekends)

SmartExplore AI is experimental.

Recommended

iHire

Climate and Energy Solutions (Hybrid)

Center for Climate and Energy Solutions

Washington, DC 20005

$81,000-$126,000/yr

New, Posted 23 hours ago

iHire

Business Analyst

Southpoint Consulting

Washington, DC 20002

$145,000-$160,000/yr

Apply Directly

Senior Backend Developer, Data Platform

Vantor

Reston, VA 20190

$182,000-$200,200/yr

Hybrid~ 34 minEducation AssistanceHealth InsuranceRetirement Benefit

To be eligible for this position, you mustbe a U.S. Citizen.
This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI polygraph.
Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Strong proficiency in Python
Experience building backend systems, APIs, or distributed services in production environments
PostgreSQL and Elasticsearch proficiency
Familiarity with AWS, especially S3, RDS, and other data centric services
Current/active TS/SCI with a current CI polygraph or be willing and able to obtain a CI polygraph.
Bachelor's degree in a related field, e.g. Computer Science, Systems Engineering or equivalent experience
Understanding of software engineering fundamentals including testing, version control, CI/CD, and system design
Tenacious troubleshooting, problem solving and error fixing mentality
Strong communication and collaboration skills, ability to work, collaborate and thrive on a small technical team.
10\\+ years of professional software engineering experience, with strong backend development skills

SmartExplore AI is experimental.

Apply Directly

Database Engineer

Maximus

Fort Meade, MD 20755

OnsiteHealth InsurancePaid Time OffRetirement Benefit

Active TS/SCI clearance is required.
Bachelor's degree in related field required.
A Master's degree may substitute for 2 years of experience.
10 years of experience in the functional area.
10 years of combined experience in each of the following relational and cloud-based databases: Database development and software engineering/development.
10 years of combined experience in each of the following relational and cloud-based databases: Database Design and Data Modeling.
10 years of combined experience in each of the following relational and cloud-based databases: Requirements analysis/generation.
10 years of combined experience in each of the following relational and cloud-based databases: Developing systems and software architecture.
5 years of experience working with Enterprise DB.
7 years of experience with PostgreSQL.
Demonstrated experience in developing and maintaining automated installation scripts.
Demonstrated experience developing database solutions in a multi-tiered environment.

SmartExplore AI is experimental.