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Java Data Engineer Jobs in Maryland Heights, MO (NOW HIRING)

MyASAP

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

... in Java & Unix. Assist production support of applications in PROD and Pre PROD. Conduct unit ... Data Access Objects and Data Transfer Objects. Experience in Object Oriented Analysis and Design ...

The Timberline Group

Java / J2EE Developer

Saint Louis, MO ยท On-site +1

$49.50 - $64.25/hr

  • Medical

  • Dental

  • Vision

  • PTO

... big data (Hadoop) to IoT. You would work with a team of talented individuals who share a strong ... Strong understanding of Object-Oriented Programming (OOP) * Analyze and develop Java solutions ...

Atria Group LLC

Big Data Analytics Developer

Saint Louis, MO ยท On-site

$51.50 - $66.75/hr

Our company provides application analysis, design, development and programming, software ... well as Java and Clojure. Must have a strong understanding of data modeling in both Remote ...

MyASAP

Java Developer

Saint Louis, MO ยท On-site

$49.50 - $64.25/hr

... in Java & Unix. โ€ข Assist production support of applications in PROD and Pre PROD. โ€ข Conduct ... and Data Transfer Objects. โ€ข Experience in Object Oriented Analysis and Design, UML and ...

Mastercard, Inc.

Lead Service Management Engineer

O Fallon, MO ยท On-site

$95K - $126K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Lead Service Management Engineer Who is Mastercard? We work to connect and power ... Big Data & Cloud Expertise: Strong skills in Python and/or Java/Scala. Deep experience with Spark ...

MasterCard

Lead Service Management Engineer

O Fallon, MO ยท On-site

$95K - $126K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Lead Service Management Engineer Who is Mastercard? We work to connect and power ... Big Data & Cloud Expertise: Strong skills in Python and/or Java/Scala. Deep experience with Spark ...

Socket.dev

Lead Service Management Engineer

O Fallon, MO ยท On-site

$122 - $207/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Overview : We are seeking a Lead Data Engineer to join Mastercard Architecture & Analytics team ... Big Data & Cloud Expertise: Strong skills in Python and/or Java/Scala. Deep experience with Spark ...

New

Synthesis Systems

Full Stack Java Developer

Creve Coeur, MO

$49.25 - $63.50/hr

We specialize in developing AI, Big Data, Data Analytics, iOS, Android, JEE, Portals, and database ... The Full Stack Developer provides frontend and backend development support. The successful ...

Synthesis Systems

Full Stack Java Developer

Creve Coeur, MO ยท On-site

$49.25 - $63.50/hr

We specialize in developing AI, Big Data, Data Analytics, iOS, Android, JEE, Portals, and database ... The Full Stack Developer provides frontend and backend development support. The successful ...

Delan Associates, Inc

Lead Software Engineer

O Fallon, MO ยท On-site

$120 - $170/hr

Strong expertise in Java, APIs, Angular, and React * Experience building Agentic Frameworks ... Provide technical guidance to Data Engineering teams * Create technical documentation, process ...

Leidos

Software Engineer/Data Science Librarian

Arnold, MO ยท On-site

$101K - $121K/yr

Leidos is seeking a Software Engineer / Data Science Librarian to manage and optimize databases ... Maintain and enhance Perl scripts, Java and Python code packages, and database constructs to ...

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Showing results 41-60

All JobsJava Data Engineer JobsJava Data Engineer Jobs in Maryland Heights, MO

Java Data Engineer information

See Maryland Heights, MO salary details

$25

$58

$82

How much do java data engineer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for java data engineer in Maryland Heights, MO is $58.39, according to ZipRecruiter salary data. Most workers in this role earn between $48.08 and $65.96 per hour, depending on experience, location, and employer.

What is a Java data engineer?

A Java Data Engineer is a technology professional who designs, develops, and maintains data processing systems using Java programming language. They work with large datasets, build data pipelines, and ensure the efficient movement, transformation, and storage of data. Java Data Engineers often collaborate with data scientists, analysts, and other engineers to support data-driven decision-making in organizations. Their expertise typically includes Java, SQL, big data technologies like Hadoop or Spark, and cloud platforms. They play a crucial role in enabling reliable and scalable data infrastructure for businesses.

What are the key skills and qualifications needed to thrive as a Java data engineer?

To thrive as a Java Data Engineer, you need strong programming skills in Java, a solid understanding of data structures, SQL, and experience with big data frameworks, often supported by a degree in computer science or a related field. Familiarity with data processing tools like Apache Spark, Hadoop, Kafka, and experience with cloud data platforms (e.g., AWS, GCP) or relevant certifications are typically required. Analytical thinking, problem-solving ability, and effective communication are crucial soft skills for collaborating with teams and interpreting data requirements. These capabilities are essential for building reliable, scalable data solutions that support business intelligence and analytics needs.

What are the most common challenges faced by Java data engineers when working with large-scale data pipelines?

Java Data Engineers often encounter challenges with optimizing the performance and scalability of data pipelines, especially as data volumes grow. They must ensure data integrity and consistency while managing distributed systems and integrating with various data sources. Debugging issues in real-time data processing and maintaining efficient, fault-tolerant code are also key hurdles. Collaborating closely with data scientists, database administrators, and DevOps teams is essential to overcome these challenges and deliver reliable data solutions.

What is the difference between Java Data Engineer vs Python Data Engineer?

AspectJava Data EngineerPython Data Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Python certifications
Work EnvironmentBig data platforms, Java-based toolsData analysis, scripting, Python-based tools
Employer & Industry UsageFinancial services, enterprise systemsTech startups, data science projects
Common Search & ComparisonYesYes

Java Data Engineers and Python Data Engineers often share similar roles in data processing and engineering. The main difference lies in the programming languages used: Java is common in large-scale enterprise environments, while Python is favored for data analysis and scripting. Both roles require strong programming skills, but their toolsets and typical applications differ based on industry needs.

What are popular job titles related to Java Data Engineer jobs in Maryland Heights, MO?

For Java Data Engineer jobs in Maryland Heights, MO, the most frequently searched job titles are:

What job categories do people searching Java Data Engineer jobs in Maryland Heights, MO look for?

The top searched job categories for Java Data Engineer jobs in Maryland Heights, MO are:

What cities near Maryland Heights, MO are hiring for Java Data Engineer jobs?

Cities near Maryland Heights, MO with the most Java Data Engineer job openings:

Java Data Engineer jobs near you
Infographic showing various Java Data Engineer job openings in Maryland Heights, MO as of August 2026, with employment types broken down into 57% Full Time, and 43% Contract. Highlights an 100% In-person job distribution, with an average salary of $121,450 per year, or $58.4 per hour.

Spark or Java Developer

Absolute Business Solutions Corp.

Saint Louis, MO โ€ข On-site

$150K - $275K/yr

Full-time

Retirement, PTO

Re-posted 5 days ago

Job description

Absolute Business Solutions Corp (ABSC) is not just another tech company. We're a community of innovators, engineers, analysts and business professionals working together with our customers to tackle the most complex challenges. For more than 20 years we've supported critical DoD, IC and Federal Civilian missions and global, multi-national corporations. We specialize in supporting our clients in the Intelligence, Technology, Defense, AI/ML, and Data Science fields. As we continue to grow at a rapid pace, we are seeking some amazing new professionals to join our team.
We are actively hiring a Secret or Top Secret/ TS/SCI-cleared Apache Spark Developer to support NGA's Data Modernization Services (DMS) mission by building and optimizing large-scale data processing pipelines. This role focuses on developing high-performance Spark applications within a containerized, Kubernetes-based environment, supporting mission analytics, data exploitation, and AI/ML integration. The ideal candidate thrives in distributed data environments, understands performance tuning deeply, and can operate effectively in secure, air-gapped systems.
This role is on-site/flexible hours in Herndon, VA; Springfield, VA; St. Louis, MO; or Aurora, CO.
Clearance Required for this role: TS/SCI with willingness/ability to obtain/maintain Counterintelligence Polygraph
Core Technology Stack
Data / Processing
  • Apache Spark (PySpark, Scala)
  • Delta Lake, Parquet
  • Structured Streaming

Infrastructure
  • Kubernetes (execution environment)
  • Docker

Storage / Cloud (Abstracted)
  • S3 / object storage
  • AWS / GCP / Azure (environment-dependent)

DevOps (Exposure Level)
  • Git, Jenkins (CI/CD)

Languages
  • Python (PySpark)
  • Scala (preferred)
  • Bash / scripting

Key Responsibilities
  • Design, develop, and maintain Apache Spark pipelines (batch and streaming) using PySpark and/or Scala
  • Process and transform large-scale datasets using modern data lake architectures (Delta Lake, Parquet)
  • Optimize Spark jobs for performance, including:

o Partitioning strategies
o Shuffle optimization
o Memory tuning
o File sizing and storage efficiency
  • Implement Structured Streaming pipelines for near real-time data processing
  • Develop and deploy Spark applications within containerized environments (Docker)
  • Execute workloads in Kubernetes clusters, supporting scalable and distributed processing
  • Integrate Spark pipelines with downstream systems, including:

o Analytics platforms (SQL, notebooks)
o AI/ML workflows and feature engineering pipelines
  • Support data ingestion and storage in object-based systems (e.g., S3-compatible storage)
  • Troubleshoot data pipeline failures and ensure reliability in mission-critical environments
  • Operate within secure, air-gapped environments, including:

o Managing dependencies without internet access
o Working within controlled network and security constraints
Required Qualifications:
  • TS/SCI (eligibility) with ability/willingness to obtain/maintain counterintelligence polygraph
  • Bachelor's degree plus 5 years๏ฟฝ experience in data engineering or Spark development (will entertain additional years๏ฟฝ experience in lieu of degree)
  • Strong hands-on experience with:

o Apache Spark or Enterprise Java Developer
o Python (PySpark)
o Data processing at scale
  • Experience working with:

o Parquet and/or Delta Lake
o Distributed data systems
  • Familiarity with:

o Docker / containerization
o Kubernetes (basic to intermediate experience)
  • Experience with object storage systems (e.g., S3 or equivalent)
  • Strong troubleshooting and performance tuning skills
  • Proficiency in Bash or scripting

Preferred Qualifications:
  • Experience with Scala for Spark development
  • Experience with Structured Streaming in production environments
  • Familiarity with Iceberg or lakehouse architectures
  • Experience with CI/CD pipelines (Jenkins, Git)
  • Exposure to Terraform or Infrastructure as Code
  • Experience supporting AI/ML data pipelines
  • Prior experience supporting NGA, IC, or DoD programs

Pay range dependent on geolocation for candidate.
An approximate salary range for this position is $150,000-$275000. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Who we are:
ABSC is a technology and services company that combines the agility of a small business with proven processes refined over more than two decades in business. We specialize in supporting public sector clients in the Intelligence, Defense, Health, and Safety areas. Our team stands ready to deliver the next generation of programs, personnel, and solutions to help advance our federal government customers๏ฟฝ driving innovation, agility, and security across all mission areas.
Some of our benefits include:
  • Generous PTO plus 11 Federal Holidays
  • Retirement Planning ๏ฟฝ 401k Fully Vested with Match
  • Tuition Assistance Program ๏ฟฝ Annual contributions to help you pay down your loans
  • Annual Health and Wellness Allowance ๏ฟฝ buy an Apple Watch, a treadmill, or hit the gym on us
  • Career Development ๏ฟฝ Annual Funds to spend on Education and Training
  • Volunteer Time Off ๏ฟฝ Annually, all employees can spend 8 hours directly supporting a charity of choice
  • Charitable Match ๏ฟฝ ABSC matches an employee's donation to a qualifying charity
  • Referral Program ๏ฟฝ We pay for internal and external referrals!
  • LOV Awards ๏ฟฝ Earn bonus awards throughout the year from our Living Our Values awards program

Apply to join our team today! We are always looking to grow our team - if you know someone who is seeking a new career opportunity, please share this job opening with them! ABSC offers generous external referral bonuses. You don't need to be an employee to benefit from our Referral Program!
*ABSC is a proud V3, Virginia Values Vets, member which recognizes our commitment to hiring Veterans. If you are a veteran, please be sure to include that in your application. Thank you! *
Equal Opportunity Employer, including veterans and individuals with disabilities.

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