Senior Full Stack Engineer (Java React) | Defense & Cybersecurity | Dedham, MA

🔐 Senior Full Stack Engineer (Java / React)

Mission-Critical Cybersecurity Applications

📍 Location: Dedham, Massachusetts (100% Onsite)
🏭 Industry: Aerospace · Defense · Cybersecurity
🎓 Education: Bachelor’s Degree required
🧠 Level: Mid–Senior
🛡 Security Clearance: Active DoD Secret required at hire
🇺🇸 Citizenship: U.S. Citizenship required
💼 Employment Type: Full-Time | Permanent
✈️ Travel: Occasional
🔁 Relocation: Available

🚀 The Opportunity

A leading national security technology organization is seeking a Senior Full Stack Engineer (Java/React) to help build and evolve mission-critical cybersecurity management applications used in highly secure environments.

This role sits at the heart of a rapidly expanding product line, where software quality, performance, and security are non-negotiable. You’ll work with a cross-functional engineering team developing next-generation encryptor and cyber management platforms, using modern full-stack technologies in a classified setting.

🎯 What You’ll Be Working On

As a Senior Full Stack Engineer, you’ll contribute across the entire application lifecycle, helping design, build, and enhance secure enterprise applications that protect critical systems and data.

You’ll operate at the intersection of backend enterprise Java and modern React-based frontends, while adhering to strict security and reliability standards.

🧩 Key Responsibilities

• Design, develop, and enhance mission-critical cybersecurity applications

• Build scalable backend services using Java / Enterprise Java

• Develop intuitive, secure front-end components using React

• Work with SQL/PostgreSQL databases to support complex application workflows

• Collaborate within Agile, cross-functional teams

• Apply secure coding practices aligned with defense and cybersecurity standards

• Take ownership of features from concept through delivery

• Provide technical guidance and contribute to architectural decisions

🛠 Required Technical Experience

• 5+ years of professional software development experience
  (or Master’s degree + 3 years)

• Strong experience with:

• Java / Enterprise Java (EJBs, Spring, Hibernate)

• JavaScript / React

• SQL or PostgreSQL

• Solid understanding of software engineering principles and best practices

• Experience working in Agile environments

⭐ Nice-to-Have Skills

• WildFly application server

• REST APIs / RESTCONF interfaces

• Material UI

• Secure application development practices

• Public Key Infrastructure (PKI) & digital certificates

• SNMP familiarity

🧠 What Sets You Apart

• Passion for solving complex, high-impact engineering problems

• Ability to define scope, timelines, and technical expectations independently

• Comfortable providing technical leadership without formal people management

• Quick learner who thrives in evolving, high-stakes environments

• Strong collaborator who communicates clearly across teams

🔐 Security Requirements

• Active DoD Secret Clearance required at hire

• Ability to maintain clearance

• U.S. Citizenship required due to classified work

🏢 Work Environment

• Fully onsite role (no remote or hybrid option)

• Secure facility supporting classified programs

• Collaborative, mission-focused engineering culture

🎁 What’s Offered

• Competitive base compensation - $130,000 - $145,000 (Depending on Experience)

• Comprehensive benefits package including:

• Medical, dental, and vision coverage

• 401(k) with company match

• Paid parental leave

• Flexible time-off programs

• Health & wellness initiatives (including on-site fitness options)

• Long-term career growth on national security programs

📌 Candidate Snapshot

Attribute

Details

Role

Senior Full Stack Engineer (Java/React)

Clearance

Active DoD Secret

Location

Dedham, MA (Onsite)

Stack

Java, React, SQL

Experience

5+ years

Industry

Defense / Cybersecurity

Travel

Occasional

💡 Why This Role Matters

This is not just another full-stack role. You’ll be building secure software systems that directly support national defense and cybersecurity missions, where your code has real-world consequences and long-term impact.

Senior Software Engineer - USA, Hybrid - $133,000 - $160,000

Senior Software Engineer

USA, Hybrid

$133,000 - $160,000

Job Description

Do you want your voice heard and your actions to count? 

Discover your opportunity with our company, the 6th largest financial group in the world. Across the globe, we’re 160,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world.

With a vision to be the world’s most trusted financial group, it’s part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Join our company, where being inspired is expected and making a meaningful impact is rewarded.

This is a hybrid position. The selected colleague will work at a company office an average of two to three days per week with the remainder worked remotely.

Job Summary:

In this role you will collaborate with other senior technical team members and other developers to conceptualize, design, and deliver innovative technology solutions. You will interact with various technology, product, and business teams across the company.

Oversee projects that adhere to continuous delivery practices with automated unit testing, integration testing, and performance testing pipelines

Perform complex application design and programming activities in the latest technologies: Scala, Java, Node, REST, microservices, AWS/Cloud infrastructure, Spark, Kubernetes, Docker, Jenkins

Provide technical leadership in terms of architecting applications, mentoring developers, making smart technology decisions, and more

Deliver projects that adhere to continuous delivery practices with automated unit testing, integration testing, and performance testing pipelines

Perform complex application, integration services design and programming activities in the latest techniques: Scala, Java, Node, REST, microservices, AWS/Cloud infrastructure, Spark, Kubernetes, Docker, Jenkins

Provide clear technical guidance with the focus in mobile app user experience, security, app performance integrations that will allow increasing mobile engagement 

Ensure projects that adhere to continuous delivery practices with automated unit testing, integration testing, and performance testing pipelines

Provide technical leadership in terms of architecting applications, mentoring developers, making smart technology decisions, etc.

Deliver projects that adhere to continuous delivery practices with automated unit testing, integration testing, and performance testing pipelines

Qualifications:

·       Bachelor's degree in Computer Science or a closely related discipline, or an equivalent combination of formal education and experience

·       Minimum of 5 years of leading/managing technical software design and development experience in applications/mobile devices messaging, enterprise web application, integration services   

·       4-5 years of application design

·       4-5 years working with teams in building and deployment of application on OpenShift, Kubernetes, AWS/Cloud infrastructure

·       4-5 years working with teams in software development methodology such as Agile, RAID, Waterfall, etc.

·       Minimum 6-8 years of developing at all levels of the application stack (front-end/UI, middle/Services, and back-end/Database)

·       4-5 years' experience implementing and maintaining RESTful APIs

·       4-5 years of experience leading technical iteration on the design, development, documentation, testing, and deployment of platform user-interface features

·       Ability to research and learn new methodologies and technologies and bring knowledge to the team

·       Ability to present information to wide variety of audiences, including senior management

·       Banking, Financial services experience is preferred

·       Proficiency with object-oriented and functional languages (e.g., Java, Scala, Python, JavaScript) , Angular JS version 9+, NodeJS, React, CSS, HTML, Maven, Oracle, Apache, OpenShift, JBoss, MQ, Static code analysis, and automatic build framework

·       Perform complex application design and programming activities in the latest techniques: Scala, Java, Node, REST, microservices, AWS/Cloud infrastructure, Spark, Kubernetes, Docker, Jenkins

·       Provide technical leadership in terms of architecting applications, mentoring developers, making smart technology decisions, and more

·       Deliver projects that adhere to continuous delivery practices with automated unit testing, integration testing, and performance testing pipelines

·       Experience identifying and debugging on-prem, cloud technologies applications

·       Experience with major public cloud offerings and how to solution designs that are built around these technologies (AWS, Azure, Google Cloud Platform, and similar)

·       Experience leading technical iteration on the design, development, documentation, testing, and deployment of platform user interface features

·       Experience implementing and maintaining applications with specialty in messaging, web, RESTful APIs, middleware, batch processing

·       Advanced knowledge of application, data, and infrastructure architecture disciplines

·       Experience leading technical iteration on the design, development, documentation, testing, and deployment of platform user-interface features

Excellent communication skills

·       Solid experience in leading/managing technical software design and development experience in enterprise web application, integration services 

·       4 or more years of developing at all levels of the application stack (front end/UI, middle/services and back end/database)

·       Experience with application design and programming activities in the latest techniques: Scala, Java, Node, REST, microservices, Docker, Jenkins

·       Experience implementing and maintaining applications with specialty in messaging, web, RESTful APIs, middleware, batch processing in languages Java, JavaScript, Angular JS version 9+, NodeJS, React, CSS, HTML, Maven, Static code analysis, and automatic build framework

·       Advanced knowledge of application, data, and infrastructure architecture disciplines

·       Experience OpenShift, Kubernetes, Oracle, JBoss, MQ, and AWS, Azure, or any cloud provider

·       4 or more years as team lead providing technical design, development guidance, coordinating across functional teams and supporting multiple parallel initiatives

The typical base pay range for this role is between $133k–$163k depending on job-related knowledge, skills, experience and location. Additionally, our Total Rewards program provides colleagues with a competitive benefits package (in accordance with the eligibility requirements and respective terms of each) that includes comprehensive health and wellness benefits, retirement plans, educational assistance and training programs, income replacement for qualified employees with disabilities, paid maternity and parental bonding leave, and paid vacation, sick days, and holidays.

The above statements are intended to describe the general nature and level of work being performed. They are not intended to be construed as an exhaustive list of all responsibilities duties and skills required of personnel so classified.

We are proud to be an Equal Opportunity/Affirmative Action Employer and committed to leveraging the diverse backgrounds, perspectives and experience of our workforce to create opportunities for our colleagues and our business. We do not discriminate on the basis of race, color, national origin, religion, gender expression, gender identity, sex, age, ancestry, marital status, protected veteran and military status, disability, medical condition, sexual orientation, genetic information, or any other status of an individual or that individual’s associates or relatives that is protected under applicable federal, state, or local law. 

Senior Software Engineer C#/C++ - USA, Multiple Locations - $120,000 - $130,000

Senior Software Engineer- C#/C++

USA, Multiple Locations

$120,000 - $130,000

Job Description

The Senior Software Engineer, Test Automation is a leader in our Gaming Platform Development organization charged with the planning, design, simulation, development, and automation of testing of new and existing / enhanced platform software. In this role, your expertise in software engineering will be used to research, design, simulate and develop complex automated tests supporting the software quality needs of our Gaming Platform Development team.

Roles and Responsibilities:

·        Own the design and development of all aspects of automated testing including the creation, execution and maintenance of automated scripts

·        Collaborate with development teams, leaders and stakeholders to develop a SME understanding of the platform functionality and design test strategies that assure the quality of our Gaming Platform

·        Lead the transformation of testing into a continuous and efficient end-to-end quality engineering function using quality processes, tools, and methodologies significantly improving control, accuracy and integrity

·        Foster the evolution of more predictive and intelligent testing approaches based on automation and innovative testing products and solutions

Required Skills and Experience:

·        Bachelor's degree Engineering, Computer Science, or related field

·        8+ year's related experience including extensive experience in scripting/programming, testing and debugging thick-client systems

·        2+ years of professional experience building and managing SDETs

·        Exceptional proficiency in Python including experience developing and enhancing test automation frameworks in Pytest

·        Significant prior experience in a thick-client testing or development team including expertise in:

·        C#, MVVM, WPF/WCF, Windows

·        C++, Linux, Bash

·        Familiar with Test Case Management software (ie. TestRail) and test CI/CD in Jenkins

We’re proud to have a team of over 7000 employees, operating in over 90 countries around the world, that push the boundaries of innovation, creativity, and technology each day. We are, and will always be, an ideas company that is committed to our customers, players, and our employees. We offer highly competitive compensation, robust benefits tailored to your needs, and global opportunities for career growth in an organization whose business is built on FUN!!! US based roles at our company may require registration with the Nevada Gaming Control Board (NGCB) and/or other gaming jurisdictions in which we operate.

Our company is an equal opportunity employer and takes great pride in our diverse employee population. EEO/AA - W/V/D/M