> Markdown version of [/jobs/ext/3038377-mid-level-software-engineer](https://www.wearedevelopers.com/jobs/ext/3038377-mid-level-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mid-Level Software Engineer - **Company:** Corporate Brokers, LLC - **Location:** Rockville, MD, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, Airflow, Algorithm Design, Amazon Elastic Compute Cloud, Amazon S3, Audit Trail, Automation of Tests, Unit Testing, BASIC (Programming Language), Big Data, Code Review, Information Systems, Continuous Integration, Extract Transform Load (ETL), Data Structures, Data Visualization, Data Warehousing, Relational Databases, Amazon DynamoDB, Identity and Access Management, Python (Programming Language), PostgreSQL, MongoDB, MySQL, NoSQL, Object-Oriented Software Development, Big O, Simple Data Format, Workflow Management Systems, Parquet, Data Ingestion, ReactJS, Apache Spark, Software Security, Amazon Virtual Private Cloud (VPC), Amazon Relational Database Service, Data Lakes, AngularJS, Gitlab-ci, Information Technology, Cassandra, Avro, AWS Glue, Presto, Functional Programming, Cloudwatch, Api Gateway, Restful APIs, Data Pipelines, Sql Tuning, Microservices - **Published:** September 23, 2026 - **Apply:** https://public-rest40.bullhornstaffing.com/rest-services/BJ529/query/JobBoardPost?where=id=19565&fields=id,title,publishedCategory(id,name),address(city,state),employmentType,dateLastPublished,publicDescription,isOpen,isPublic,isDeleted ## About the Role * Proficiency in Java and/or Python, with solid object-oriented development, RESTful API design and familiarity with microservices architecture. * Working experience with Big Data processing frameworks such as Apache Spark, EMR (Presto, Trino) and Athena. * Experience building ETL/ELT pipelines for data ingestion, transformation and loading, with batch and ideally streaming processing. * Understanding of data lake and data warehouse patterns, including partitioning, schema management, file formats (Parquet, ORC, Avro) and SQL performance tuning. * Exposure to workflow orchestration with AWS Glue, Step Functions or Airflow, and to data quality, validation and pipeline monitoring. * Relational databases (PostgreSQL, MySQL, Aurora) and working knowledge of NoSQL databases (DynamoDB, MongoDB, Cassandra). * Core AWS services: EC2, S3, Lambda, RDS, ECS, API Gateway, CloudWatch and CloudTrail, IAM and basic VPC networking, plus exposure to Infrastructure as Code. * CI/CD pipelines, test automation, unit testing and software security best practices. * Bachelor's degree in Computer Science, Information Systems or a related field, or the equivalent combination of education and work experience. Nice to have * QuickSight for dashboards and data visualization. * Front end experience with React or Angular. * GitLab CI/CD. * Hands-on use of AI development tools such as Amazon Q or similar code assistants. ## Description Tential is hiring a Mid-Level Software Engineer for a national financial regulatory organization building a new platform that ingests trade data from multiple sources and surfaces investigative insights through correlation and analysis. It is a multi-year initiative with visibility across the organization, and there is room to grow into broader technical ownership. You will work independently on complex efforts with general guidance, taking on problems of moderate to substantial scope that need sound technical judgment. If you are strong on the engineering fundamentals and want to go deeper on Big Data and applied GenAI, this is a good next step. What you will do * Design, build, test and maintain features and services that ingest multiple data sources and surface insights through correlation and analysis. * Take ownership of moderately complex components end to end, from design through delivery and support. * Participate in architecture and design discussions and help shape solutions for the team. * Identify and resolve technical issues and dependencies, escalating broader risks to keep work on track. * Support production systems and improve reliability, performance and maintainability of existing code and infrastructure. * Participate in code reviews, give constructive feedback, and help improve the team's standards and tooling. * Apply computer science fundamentals, algorithm design, complexity analysis and data structures, with growing Big Data experience, to solve business problems. * Use AI-assisted development tools with good judgment, reviewing generated output for correctness, security and quality., The team hires for versatility and moves engineers across projects as work comes in, so there is genuine range here rather than one narrow lane. Interviews are onsite in Rockville and move quickly. ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [From event streaming to event sourcing 101](https://www.wearedevelopers.com/videos/91-from-event-streaming-to-event-sourcing-101) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [30 powerful AWS hacks in just 30 minutes: Boost your developer productivity](https://www.wearedevelopers.com/videos/1624-30-powerful-aws-hacks-in-just-30-minutes-boost-your-developer-productivity) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)