2

Full Time Java Card Jobs in O Fallon, MO (NOW HIRING)

At least 2 years of experience in core Java and its ecosystem Additional Information ** U.S ... Note:- * This is a Full-Time Permanent job opportunity for you. * Only US Citizen, Green Card ...

... experience in core Java and its ecosystem Additional Information ** U.S. citizens and those ... This is a Full-Time job for you * Only US Citizen, Green Card Holder, TN Visa, GC-EAD , H4-EAD & L2 ...

Java/J2EE and Object Oriented programming experience for creating interfaces and jobs for Clarity ... Note:- * This is a Full-Time & Permanent job opportunity for you. * Only US Citizen , Green Card ...

At least 2 years of experience in core Java and its ecosystem Additional Information ** U.S ... Note:- * This is a Full-Time Permanent job opportunity for you. * Only US Citizen, Green Card ...

Big Data (Architect)

Saint Louis, MO · On-site

$62 - $79.75/hr

... Java and its ecosystem Additional Information ** U.S. Citizens and those who are authorized to work ... Note:- 1.This is a Full-Time & Permanent job opportunity for you. 2.Only US Citizen Green Card ...

At least 2 years of experience in core Java and its ecosystem Additional Information ** U.S ... Note:- 1.This is a Full-Time & Permanent job opportunity for you. 2.Only US Citizen Green Card ...

Salesforce Enterprise Architect

Saint Louis, MO · On-site

$67 - $83/hr

Java experience is a big plus * At least 5 years' experience in in translate functional ... Note:- * This is a Full-Time & Permanent job opportunity for you. * Only US Citizen , Green Card ...

At least 2 years of experience in core Java and its ecosystem Additional Information Note:- This is a Full-Time & Permanent job opportunity for you. Only US Citizen , Green Card Holder , GC-EAD , H4 ...

At least 2 years of experience in core Java and its ecosystem Additional Information Note:- This is a Full-Time & Permanent job opportunity for you. Only US Citizen , Green Card Holder , GC-EAD , H4 ...

At least 2 years of experience in core Java and its ecosystem Additional Information ** U.S ... Note:- * This is a Full-Time Permanent job opportunity for you. * Only US Citizen, Green Card ...

At least 2 years of experience in core Java and its ecosystem Additional Information ** U.S ... This is a Full-Time Permanent job opportunity for you. * Only US Citizen, Green Card Holder, TN ...

Showing results 21-32

Full Time Java Card information

See O Fallon, MO salary details

$14

$53

$72

How much do full time java card jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for full time java card in O'Fallon, MO is $53.04, according to ZipRecruiter salary data. Most workers in this role earn between $45.87 and $59.38 per hour, depending on experience, location, and employer.

What is a full time Java Card?

Full Time Java Card jobs refer to positions where professionals work with Java Card technology on a full-time basis. Java Card is a platform that enables Java-based applications to run on smart cards and other secure, resource-constrained devices. Professionals in these roles typically develop, maintain, and test applications for secure elements, such as SIM cards, banking cards, or ID cards. These jobs often require strong programming skills in Java, understanding of cryptography, and experience with embedded systems.

What are the key skills and qualifications needed to thrive as a full time Java Card developer?

To excel as a Full Time Java Card Developer, you need a solid background in Java programming, smart card technology, and cryptographic protocols, typically supported by a degree in computer science or related fields. Familiarity with Java Card APIs, GlobalPlatform specifications, and tools like Eclipse IDE is crucial, along with experience in card personalization and security certification processes. Strong problem-solving abilities, attention to detail, and effective communication skills help developers address complex security requirements and collaborate with cross-functional teams. These competencies are essential for delivering secure, reliable smart card solutions in industries like banking, telecommunications, and identity management.

What are some common challenges faced in a full time Java Card developer role, and how can they be addressed?

As a Full Time Java Card developer, one common challenge is ensuring the security and efficiency of applications running on resource-constrained smart cards. Developers must carefully manage memory usage and optimize performance while adhering to strict security standards. Collaboration with security experts and regular code reviews can help mitigate potential vulnerabilities. Additionally, keeping up-to-date with Java Card specifications and best practices is essential for maintaining high-quality, secure solutions.

What is the difference between Full Time Java Card vs Full Time Java Developer?

AspectFull Time Java CardFull Time Java Developer
Required CredentialsJava Card certification, knowledge of smart card securityJava SE/EE certifications, programming skills
Work EnvironmentEmbedded systems, secure hardware environmentsSoftware development, enterprise or web applications
Industry UsageBanking, telecommunications, secure accessFinance, tech, e-commerce, software firms

Full Time Java Card roles focus on developing secure applications for smart cards and embedded devices, requiring specialized security knowledge. In contrast, Full Time Java Developers work on a broader range of software applications across various industries. Both roles demand Java programming skills but differ in environment and certification needs.

Infographic showing various Full Time Java Card job openings in O'Fallon, MO as of June 2026, with employment types broken down into 67% Full Time, 7% Part Time, 2% Temporary, and 24% Contract. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $110,322 per year, or $53 per hour.

Big Data Admin

Saint Louis, MO • On-site

Sonsoft Inc
IT Services • 51 - 200 employees

Full-time

Re-posted 8 days ago


Job description

Company Description

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Job Description

Job Description:-

  • At least 4 years application Big Data project implementation experience including requirements gathering, architecture, functional and technical design
  • At least 3 years of experience in leading technical teams and Client-facing Skills
  • Experience in understanding new architectures and ability to drive an independent project from an architectural stand point
  • Analytical and problem solving skills
  • Ability to learn new technologies and business requirements
  • Strong communication skills, both written and oral; Ability to build and deliver presentations to all levels of the business and effectively explain complex issues and concepts in simple, understandable language

Qualifications

Basic Qualifications :-

  • Bachelor's degree or foreign equivalent required. Will also consider one year of relevant work experience in lieu of every year of education
  • Minimum 4 years experienced in Administration activities in Big Data Technologies Hadoop, Hortonworks (with Spark, Scala)
  • At least 4 years of experience in Data warehousing
  • At least 2 years of experience in core Java and its ecosystem
Additional Information

** U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.

Note:-

  1. This is a Full-Time Permanent job opportunity for you.
  2. Only US Citizen, Green Card Holder, GC-EADH4-EAD & L2-EAD can apply.
  3. No OPT-EAD, TN Visa & H1B Consultants please.
  4. Please mention your Visa Status in your email or resume.

Sonsoft logo

About Sonsoft

Sourced by ZipRecruiter

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Alpharetta, GA, US

Year founded

2007