Sr. Java Developer (DevOps) x2

Sr. Java Developer (DevOps) x2 – Contract – Remote – $65.00 - $72.35/hr.

The final salary or hourly wage, as applicable, paid to each candidate/applicant for this position is ultimately dependent on a variety of factors, including, but not limited to, the candidate’s/applicant’s qualifications, skills, and level of experience as well as the geographical location of the position.

The end client is unable to sponsor or transfer visas for this position; all parties authorized to work in the US without sponsorship are encouraged to apply.

Our client is seeking a Sr. Java Developer (DevOps) x2 for a Remote Opportunity.

Role Description

• The role requires deep expertise in Java/J2EE development, including building APIs and microservices using REST/SOAP, along with strong proficiency in XML, Open API, Maven, ANT, and modern frameworks. Candidates must have advanced knowledge of data structures, algorithms, CI/CD pipelines, Git-based version control, and web technologies, with hands-on experience in testing, debugging, and performance optimization across scalable distributed systems. Preferred skills include experience with WebSphere deployments, automation tools (e.g., Ansible), and familiarity with mainframe technologies such as COBOL, CICS, and z/OS, as well as exposure to financial services application development. Description: Design, develop, and enhance complex software applications supporting a mission critical, time sensitive initiative focused on enhancing applications that integrate distributed applications with Our client Core Banking platform. Serve as a senior technical contributor responsible for translating business and platform requirements into secure, scalable, and reliable solutions across the full software development lifecycle. Operate with minimal supervision while exercising strong technical judgment. Collaborate with Core Banking, testing, middleware, and platform teams to manage dependencies, mitigate risk, and meet aggressive delivery timelines.

• Design, develop, and optimize high-quality software applications using various advanced programming languages and frameworks that meet business requirements

• Collaborate with stakeholders and team members to gather and analyze requirements, translate requirements into technical specifications, propose innovative solutions, and ensure timely task completion

• Write clean, scalable, and maintainable code that adheres to industry best practices and organizational coding standards

• Implement data structures and algorithms efficiently, optimizing code for performance, scalability, and user experience

• Identify, troubleshoot, and resolve errors in application function

• Conduct team code reviews, provide constructive feedback, and learn from colleagues' expertise to maintain a high-quality codebase

• Lead small efforts, while building strong working relationships with stakeholders, team members, and subject matter experts

• Contribute to generating and adhering to application and software development policies, standards, and procedures

• Continuously learn from individual and team experiences, fostering growth and improvement through collaboration and continuous feedback Required Qualifications

• Bachelor’s degree in Computer Science, Information Systems, a related field, or the equivalent combination of education, training, or experience • 5-7 years of experience in application or software development

• Advanced proficiency in software development principles, methodologies (including Agile), pipelines, and version control systems (Git and GitHub for source code control)

• Expertise in programming languages / standards / build tools including Java, XML, Open API, Maven, and ANT, with strong knowledge of modern frameworks and libraries

• Deep understanding of web technologies and technical applications, capable of designing and implementing scalable solutions

• Strong problem-solving, analytical, and troubleshooting skills, with the ability to address complex technical issues efficiently

• Advanced written and verbal communication skills for articulating technical concepts to both technical and non-technical stakeholders

• Experience using incident tracking, project management, and change control software tooling

• Expertise in data structures, algorithms, and applying them in the design and build of applications for optimal performance and scalability

• Demonstrated Experience with:

• Object-oriented programming languages with specific emphasis on Java / J2EE

• Building JEE web framework APIs including servlets

• Developing web services, microservices, and APIs using REST and SOAP architecture patterns

• REST principles and implementation of both client and server-side implementations

• Testing & Debugging: Write and maintain unit and integration tests; identify, troubleshoot, and resolve software defects.

• Continuous Integration & Delivery practices and tools (CI/CD pipelines)

• Development using web APIs including raw Apache HTTP Client, JAX-WS, JAX-RS and similar Desired Qualifications

• Experience deploying EAR and WAR components on WebSphere Application Server Network Deployment (ND) 8.x and/or 9.x. Some exposure to WebSphere administration is a plus.

• Mainframe programming experience, concepts, or work involving COBOL, S/390 assembler, CICS, COMMAREA programming, 3270 “Green Screens”, screen scraping and similar on IBM System z (z/OS) or System i (AS/400)

• Experience developing scripts or applications to automate system/application deployment, configuration, or management (such as Ansible)

• Experience developing applications serving the financial services industry

Skills & Requirements

• Java / J2EE Development – strong backend programming OOP fundamentals

• APIs & Microservices (REST/SOAP) – design, build, and integrate scalable services

• Data Structures & Algorithms – optimize performance and scalability

• Build & Dev Tools – Maven, ANT Git-based version control

• CI/CD Pipelines & DevOps Practices – automated build, test, and deployment workflows

• Web Technologies & XML/OpenAPI – web services, API specs, and data handling

• Testing, Debugging & Performance Tuning – unit/integration testing and troubleshooting at scale

• WebSphere deployments

• Automation tools (e.g., Ansible)

• Mainframe exposure (COBOL, CICS, z/OS)

• Financial services domain experience

Benefits/Other Compensation

This position is a contract/temporary role where Hays offers you the opportunity to enroll in full medical benefits, dental benefits, vision benefits, 401K and Life Insurance ($20,000 benefit).

Why Hays?

You will be working with a professional recruiter who has intimate knowledge of the industry and market trends. Your Hays recruiter will lead you through a thorough screening process in order to understand your skills, experience, needs, and drivers. You will also get support on resume writing, interview tips, and career planning, so when there’s a position you really want, you’re fully prepared to get it.

Nervous about an upcoming interview? Unsure how to write a new resume?

Visit the Hays Career Advice section to learn top tips to help you stand out from the crowd when job hunting.

Hays is committed to building a thriving culture of diversity that embraces people with different backgrounds, perspectives, and experiences. We believe that the more inclusive we are, the better we serve our candidates, clients, and employees. We are an equal employment opportunity employer, and we comply with all applicable laws prohibiting discrimination based on race, color, creed, sex (including pregnancy, sexual orientation, or gender identity), age, national origin or ancestry, physical or mental disability, veteran status, marital status, genetic information, HIV-positive status, as well as any other characteristic protected by federal, state, or local law. One of Hays’ guiding principles is ‘do the right thing’. We also believe that actions speak louder than words. In that regard, we train our staff on ensuring inclusivity throughout the entire recruitment process and counsel our clients on these principles. If you have any questions about Hays or any of our processes, please contact us.

In accordance with applicable federal, state, and local law protecting qualified individuals with known disabilities, Hays will attempt to reasonably accommodate those individuals unless doing so would create an undue hardship on the company. Any qualified applicant or consultant with a disability who requires an accommodation in order to perform the essential functions of the job should call or text 813.336.5570.

Drug testing may be required; please contact a recruiter for more information.