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Sql Database Developer Jobs in Clayton, DE, US

140+ sql database developer jobs from 78 companies hiring in Clayton, DE, US.

145 jobs- Clayton • 50 miles
1mo
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Database Engineer - Entry Level
Annapolis Junction, Maryland, United States
OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
0+ YOEEntry-level database engineering role requiring familiarity with relational/non-relational databases, SQL, and basic database design and development.
Oracle, PostgreSQL, MongoDB, Redis, SQL, SQL Developer, Elasticsearch
3w
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Associate Database Platform Developer
Wilmington, Delaware, United States
$90k-$110k/yr HybridFull Time
BlackRock
BlackRockNYSE: BLK: Provides investment management and financial technology services globally.
Experience with Python, Perl, or Java; basic SQL and relational databases; software development basics; strong problem solving; team collaboration.
Python, Perl, Java, SQL
3w
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Database Engineer
Annapolis Junction, Maryland, United States
$165k-$171k/yr OnsiteFull Time
Red Arch Solutions
Red Arch Solutions: Provides IT engineering solutions for the intelligence community.
10+ YOETen years of database engineering experience; Bachelor's degree in a technical discipline; DoD 8570 IAT Level II certification.
SQL, Relational Databases, Database Design, Data Modeling, ETL, Scripting
1mo
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Database Engineer DE3 - 26022
Annapolis Junction, Maryland, United States
OnsiteFull Time
LifeCycle Corporation
LifeCycle Corporation: Strategic technology and branding solutions for federal and private sectors.
10+ YOETen years of database engineering experience; DoD 8570.01-M IAT II; Bachelor's degree in a technical field.
ODBC, Cloud Computing, SQL, Database Design
2mo
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Database Engineer/Oracle Database Administrator - CLEARANCE and POLYGRAPH REQUIRED
Annapolis Junction or Fort Meade
$175k-$230k/yr OnsiteFull Time
Constellation Technologies
Constellation Technologies: Provides engineering and cybersecurity services to federal government agencies.
10+ YOEUS citizen with TS/SCI clearance and polygraph; 10+ years database experience; Oracle and NoSQL DB experience; Bachelor's degree or higher; strong SQL/PLSQL, scripting (JavaScript, Bash/Unix, Perl, Python)
Oracle, SQL, PL/SQL, NoSQL, PostgreSQL, MongoDB, JavaScript, Bash, Linux, Perl, Python, Java, ETL, Cassandra, Agile
1mo
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Database Engineer II
Hanover, Maryland, United States
OnsiteFull Time
Quevera: Software engineering and cloud solutions for government and defense.
5+ YOEFive years of DBE experience; Bachelor's degree or equivalent experience; TS/SCI Poly clearance required to apply.
SQL, Database
1w
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Database Management Analyst II
Aberdeen Proving Ground, Maryland, United States
$110k-$140k/yr OnsiteFull Time
Darkblade Systems
Darkblade Systems: Provides specialized engineering and technical services to defense agencies.
Experience with database project development, DBMS design, system analysis, programming, OS internals, data manipulation, and DBMS tech; TS/SCI clearance.
DBMS, SQL, Operating Systems
1w
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Software Engineer II
Nottingham, Maryland, United States
$94k-$118k/yr RemoteFull Time
Mariner Finance
Mariner Finance: Provides personal and consumer installment loans to individuals.
2+ YOE2+ years software development; Node.js, React/Vue, Express; databases (SQL/NoSQL), Git; strong problem solving and communication.
Node.js, React, Vue.js, Express, MongoDB, SQL, NoSQL, Git, Redis, VS Code
1mo
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Senior Backend Engineer – AI Agent
Wilmington, Delaware, United States
RemoteFull Time
Athena
Athena: Provides premium managed executive assistant services for global leaders.
5+ YOE5+ years backend development; Python or Node.js; SQL/NoSQL databases; REST APIs; microservices; cloud (AWS/Azure/GCP); AI infra experience preferred.
Python, Node.js, SQL, NoSQL, RESTful APIs, Microservices, AWS, Azure, GCP, AI infrastructure
3w
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Application Engineer - III
Malvern, Pennsylvania, United States
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
5+ YOESenior-level software engineer responsible for analysis, design, development, and deployment of applications and databases.
Java, Spring Boot, Angular, Node JS, AWS, CloudFormation, ECS, Fargate, DynamoDB, S3, Lambda, IAM, SQL, GitHub, Bitbucket, Bamboo, CI/CD, TDD/BDD, Splunk, Honeycomb, Python
2mo
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Software Developer
Aberdeen Proving Ground, Maryland, United States
$108k-$228k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides technology and expertise for national security and government missions.
3+ YOE3-5 years of software development experience; Java; Spring Framework; relational databases; CI/build tools; version control; Bachelor’s in CS/Engineering; ability to obtain Secret clearance.
Java, Spring Framework, Spring Boot, Spring MVC, Spring Data, Relational Databases, CI Tools, Version Control, Docker, Kubernetes, Cloud Platforms, GWT, JSF, Vaadin, Wicket, GWT, AWS, Azure, Google Cloud
1d
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Software Development Engineer I
Washington or Reston or San Diego or San Francisco or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$37-$59/hr HybridFull Time
DLA Piper
DLA Piper: Global law firm providing comprehensive legal and business services.
1+ YOE1-3 years programming with Node.js, Python, C#, Razor, MVC; SQL databases; JavaScript frameworks; HTML/CSS; strong communication.
Node.js, Python, C#, Razor, MVC, Visual Studio Code, MS Graph, APIs, Git, Azure DevOps, SQL, HTML, CSS, JavaScript
1mo
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Software Engineer 3
Annapolis Junction, Maryland, United States
$176k-$238k/yr OnsiteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years related experience; BS; TS/SCI clearance with polygraph; strong Java/Linux/Python; Spark/airflow; SQL databases; Jira/Confluence; Git.
Linux, Python, Java, Apache Spark, Apache Airflow, SQL, MySQL, MariaDB, PostgreSQL, Jupyter Notebook, pandas, NumPy, Git, HPC Slurm, JIRA, Confluence
3w
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Salesforce Senior Developer
Wilmington or Cincinnati or Worthington
$90k-$121k/yr HybridFull Time
AAA Club Alliance
AAA Club Alliance: Provides roadside assistance, insurance, and travel services for members.
5+ YOE5+ years Salesforce development; Bachelor's or equivalent; Salesforce Platform Developer II; multiple tech skills including Apex, LWC, Visualforce, JSON, XML, JavaScript, SQL, Java, C#, C++, SOAP, AWS/Azure; multiple Salesforce certifications.
Apex, LWC, Visualforce, JSON, XML, JavaScript, SQL, Java, C#, C++, SOAP, AWS, Azure, GearSet
1mo
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Sr Batch Developer (UNIX/C/SQL) (Any city, DE, US, 99999)
Any city, Delaware, United States
$70k-$90k/yr RemoteFull Time
Gainwell Technologies
Gainwell Technologies: Delivers technology solutions for public health and Medicaid programs.
6+ YOE6+ years in Unix/Linux, C, SQL batch programming; experience across SDLC; strong analytical, communication, and leadership skills; remote work readiness.
Unix, Linux, C, SQL
1w
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(Sr./Lead) Application Developer I (II)
Audubon, Pennsylvania, United States
HybridFull Time
PJM Interconnection
PJM Interconnection: Operates the electric power grid and wholesale energy markets.
5+ YOESenior/Lead Application Developer with Oracle PL/SQL expertise, largeOracle tables/views, Exadata a plus, 5+ years in enterprise apps.
Oracle PL/SQL, Oracle Database, Exadata, SQL, PL/SQL, Views, Indexes, DB Links
1mo
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Java Software Engineer
Annapolis Junction, Maryland, United States
$147k-$249k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.
Bachelor's in CS or related; experience with Java/JEE, Python, C/C++, SQL, SOAP/WSDL; UI development; Windows/Linux; Jenkins; TS/SCI Polygraph; strong software development principles.
Java, Python, C/C++, SQL, XML, HTML, Tomcat, WebLogic, JBoss, Jenkins, Postgres, Oracle, Selenium, Mockito, Cucumber, UFT, FitNesse, TDD, SAFe
2mo
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Senior Web Developer
Philadelphia or Atlanta or Blue Bell or Boston or Charlotte or Dallas or Exton or Greensboro or Greenville or Kansas City or Miami or Oklahoma City or Pittsburgh or Raleigh or Sarasota or Warrington or West Palm Beach or Wilmington
OnsiteFull Time
Fox Rothschild
Fox Rothschild: A national law firm providing comprehensive legal and business services.
10+ YOEBachelor’s degree in computer science or related field; 10+ years web development with modern languages/frameworks; API integration; SQL; cloud and DevOps experience; CI/CD; security practices; strong communication and collaboration.
Angular, JavaScript, C#, ASP.NET, MVC, SQL, GitHub Actions, Azure DevOps, Azure, CI/CD, APIs, AI/ML
1mo
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Mulesoft Developer
Malvern or Remote
RemoteFull Time
Crane NXT
Crane NXTNYSE: CXT: Provides industrial technology for secure payments and product authentication.
4+ YOE4+ years MuleSoft development; design, develop, test, deploy MuleSoft integrations; Salesforce and ERP experience; API-led design; MuleSoft certifications.
MuleSoft Anypoint Platform, RAML, DataWeave, Anypoint Studio, Java, XML, JSON, SQL, Salesforce REST, Salesforce SOAP, Salesforce Bulk API, Salesforce Platform Events, Splunk, CloudHub, API Manager, runtime monitoring
6d
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Senior Software Engineer
Oaks, Pennsylvania, United States
OnsiteFull Time
SEI
SEINASDAQ: SEIC: Provides technology and investment solutions for financial services institutions.
5+ YOEFive years of post-baccalaureate experience in application development, cloud-native architectures, microservices, Java/Spring, databases, DevOps, and data streaming.
Java, Spring Boot, Spring MVC, Hibernate, JPA, Oracle, MySQL, SQL Server, MongoDB, Snowflake, Kafka, Git, Docker, Kubernetes, Jenkins, REST, JSON
1mo
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Sr Lead Software Engineer
Wilmington or Plano
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial firm providing banking and investment management services.
5+ YOE5+ years software engineering; server-side development; microservices; AWS; SQL; Agile/SCRUM; AWS certifications.
Java, Python, Spring Boot, Spring Core, Spring MVC, REST, SOAP, XML, JMS, S3, DynamoDB, ECS, EKS, RDS, Lambda, ALB/NLB, SQL, JDBC, JUnit, TestNG, Mockito, SoapUI, DBUnit, GitHub Copilot, Databricks, AWS Developer, Solution Architect
3w
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Lead Software Engineer Back End
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years backend development; Java and/or Python; REST APIs; databases; Git; CI/CD; cloud platforms; agile/security focus.
Java, Python, REST, Git, CI/CD, AWS, Azure, GCP, Docker, Kubernetes, SQL, NoSQL
4w
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Software Engineer II
Wilmington, Delaware, United States
OnsiteContract
CTG
CTG: Provides IT services and digital transformation solutions to businesses.
5+ YOEAssociate’s degree with 5+ years of systems analysis/application development experience, or equivalent; strong experience with Angular 19+, .NET Core, MongoDB/SQL; excellent problem-solving and communication.
Angular, .NET Core, MongoDB, SQL
1w
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Software Engineer
Alexandria or Edgewood
HybridFull Time
BryceTech
BryceTech: Engineering and analytics services for aerospace and defense agencies.
5+ YOESecret clearance preferred; proficient in Java, JavaScript, SQL; BS in CS or software engineering; 5–7 years coding experience; strong communication and teamwork.
Java, JavaScript, SQL
3w
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Senior Automation Developer
Camden, New Jersey, United States
$90k-$105k/yr HybridFull Time
Conner Strong & Buckelew
Conner Strong & Buckelew: Provides commercial insurance brokerage and risk management consulting services.
4+ YOE4+ years automation development in Microsoft ecosystem; degree in CS or equivalent; experience with AI agents, RPA, data pipelines; Power Automate; Azure; APIs; scripting.
Microsoft Power Automate, Power Platform, Copilot Studio, Copilot agents, WorkIQ, Azure, SQL, Power BI, Python, PowerShell
1mo
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Senior Java Developer
Chicago or Morristown or Wilmington
$79k-$138k/yr HybridFull Time
W. R. Berkley
W. R. BerkleyNYSE: WRB: Provides commercial property, casualty, and specialty insurance and reinsurance.
4+ YOE4+ years enterprise Java, Guidewire InsuranceNow experience, REST/SOAP APIs, SQL, JavaScript/jQuery/Velocity; full SDLC; Agile/Waterfall; BA/Business stakeholder collaboration.
Java, Guidewire InsuranceNow, REST API, SOAP API, SQL, JavaScript, jQuery, Velocity
2w
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Software Engineer - 90402844 - Washington DC, Philadelphia PA or Wilmington DE (US)
Washington or Wilmington or Philadelphia
$72k-$93k/yr OnsiteFull Time
Amtrak
Amtrak: Operates America's national intercity passenger railroad system.
1+ YOEBachelor’s degree or equivalent; 1+ year software engineering; Java, Python, SQL; frontend/backend development; CI/CD and cloud; onsite in DC/DE/PA.
Angular, React, Java, Python, SQL, NoSQL, AWS, Azure, CI/CD
1mo
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Java Automation Engineer
Annapolis Junction, Maryland, United States
HybridFull Time
Agile Defense
Agile Defense: Provides IT modernization and cybersecurity for federal government agencies.
2+ YOE2+ years Java development experience; Bachelor’s degree; Agile Certification preferred; strong communication; experience with Java/JEE and Agile Development.
Java, JEE, Agile Development, XML, JMS, SQL, Angular
3mo
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Application & Data Developer
Wayne, Pennsylvania, United States
$85k-$110k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance and investment management services.
3+ YOE3+ years in data integration, SQL and Python; SQL-based data ingestion/ETL; Snowflake a plus; AI-assisted development tools; PowerShell; strong documentation.
SQL, Python, Snowflake, Copilot, PowerShell
4d
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Palantir Foundry Engineer
Aberdeen or Auburn
OnsiteFull Time
Integrated Solutions for Systems
Integrated Solutions for Systems: Provides engineering and management solutions for defense and government.
Bachelor’s degree in engineering or CS; Palantir Ontology SDK experience; SQL/PostgreSQL; ability to travel; DoD clearance eligibility; US citizenship.
Palantir Ontology SDK, SQL, PostgreSQL, Go, C++, JetBrains, VSCode
3w
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Software Engineer - Level III
Aberdeen Proving Grounds, Maryland, United States
$108k-$162k/yr OnsiteFull Time
Augustine Consulting
Augustine Consulting: Provides technical and engineering services to the US Department of Defense.
5+ YOESecurity clearance required; US citizenship; multiple education paths with experience; strong web development skills.
HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver
2mo
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Senior Software Engineer – Cloud & Full Stack
Wilmington or Columbus
$81k-$114k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting, digital transformation, and business process services.
6+ YOE6+ years experience in AWS, SQL, React Native, Spring Boot, Java, JavaScript, and MySQL; onsite role in Wilmington, DE or Columbus, OH; no visa transfer.
AWS, SQL, React Native, Spring Boot, Java, JavaScript, MySQL
3w
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Software Engineer 1 (FST - 098)
Annapolis Junction, Maryland, United States
OnsiteFull Time
SageCor Solutions
SageCor Solutions: Provides engineering services for the intelligence community.
7+ YOESeven years of SWE experience; TS/SCI with polygraph; bachelor's in CS or related field; 4 additional years of SWE experience may substitute for a degree; skills in Spark/MapReduce/SQL/NoSQL/Pandas/Numpy/SciPy.
Spark, MapReduce, SQL, NoSQL, Pandas, NumPy, SciPy
2mo
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Software Engineer II (661493)
Hanover, Maryland, United States
$41-$72/hr RemoteFull Time
Johns Hopkins Health System
Johns Hopkins Health System: Provides clinical care through academic hospitals and community clinics.
5+ YOE5+ years software development; Appian BPM; full-stack skills; REST APIs; Agile; Git.
Appian, JavaScript, React, Node.js, Java, SQL, REST, Git, AWS, Azure, GCP
3w
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Software Applications Engineer
Aberdeen Proving Ground, Maryland, United States
HybridFull Time
Sev1Tech
Sev1Tech: Provides IT, engineering, and program management services for government.
5+ YOEDoD Secret clearance; Bachelors in computer/science-related field; 5+ years in software applications engineering; .NET full-stack with C#, MudBlazor, HTML/CSS/JS; Azure/DevOps; API development; security models; hybrid role near Aberdeen Proving Ground, MD.
C#, dotnet, Blazor, MudBlazor, HTML, CSS, JavaScript, Razor, Entity Framework, SQL, Azure, DevOps, OpenID Connect, OAuth 2.0, Microsoft Entra ID, Git
2mo
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Senior Software Engineer – Cloud & Full Stack
Wilmington or Columbus
$81k-$114k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Delivers IT consulting and business process outsourcing services worldwide.
6+ YOE6+ years of experience; expert in AWS, SQL, React Native, Spring Boot, Java, JavaScript, and MySQL; onsite in Wilmington, DE or Columbus, OH; visa transfer/sponsorship not offered.
AWS, Java, JavaScript, React Native, Spring Boot, SQL, MySQL, Microservices
2mo
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Lead Data Engineer (Bank Tech)
Wilmington, Delaware, United States
$179k-$205k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides digital banking, credit cards, and consumer financing services.
4+ YOELead data engineer with 4+ years in application development, 2+ years in big data, and 1+ year in cloud computing (AWS/Azure/GCP).
Java, Scala, Python, SQL, NoSQL, MongoDB, Cassandra, Redshift, Snowflake, Hadoop, Hive, Kafka, Spark, Gurobi, MySQL, Unix/Linux, Shell scripting
1mo
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Business Analyst, Report Management, Power BI, SQL
Clayton or Wilmington or Philadelphia
$57k-$98k/yr HybridFull Time
Wolters Kluwer
Wolters KluwerEuronext Amsterdam: WKL: Provides professional information and software solutions for specialized industries.
5+ YOE5+ years in reporting/analytics; strong Power BI, Power Automate, and Excel; BI/dashboard development; AI analytics a plus; certifications in BI/SQL preferred.
Power BI, Power Automate, Tableau, SQL, Microsoft Office Suite
2mo
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CPE SETA_Software Engineer III (Graphics Support, Web Designer)
Aberdeen Proving Ground, Maryland, United States
$120k-$130k/yr HybridFull Time
People Technology and Processes
People Technology and Processes: Professional services and technical support for federal government agencies.
10+ YOEBachelor's degree in CS/Design; 10+ years in web design and development with HTML, CSS, JavaScript; Photoshop/Dreamweaver; able to substitute associate degree with 12+ years.
HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver, PowerPoint, UNIX, Windows
3w
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Web Test Engineer
Aberdeen Proving Ground, Maryland, United States
RemoteFull Time
VES
VES: Develops software integration and infrastructure for military tactical systems.
3+ YOE3+ years software testing and automation; automated web testing with Cypress/Selenium; Agile/Scrum experience; CI/CD familiarity; containerization with Docker/Kubernetes; strong troubleshooting.
Cypress, Selenium, TestNG, JUnit, Postman, REST Assured, SoapUI, GitLab CI, Docker, Kubernetes, Maven, Gradle, NPM, JMeter, Java, JavaScript, Cucumber, Gherkin, SQL, Git

HiringCafe market data

Sql Database Developer Jobs market signals in Clayton, DE, US

These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.

Open jobs
140+
Hiring companies
78
Fresh sample
46% new in 30d
Salary visibility
57% show pay

Companies appearing in this market

JPMorgan ChaseAmtrakCapital OneDLA PiperCACIAAA Club AllianceCognizantIntegrated Solutions for Systems

Work location mix in visible results

Onsite: 38Hybrid: 17Remote: 6