Explore 2 technology engineer sr java full stack developer jobs from 2 hiring companies in St. Johns, FL, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Technology Engineer Sr Java Full Stack Developer

Jacksonville

Fruit Cove

Fleming Island

Palm Valley

Lakeside

Ponte Vedra Beach

Bellair-Meadowbrook Terrace

Jacksonville Beach

Oakleaf Plantation

Orange Park

Green Cove Springs

Middleburg

Saint Augustine

Atlantic Beach

Asbury Lake

Nocatee

Palm Coast

Neptune Beach

Sawgrass

Technology Engineer Sr Java Full Stack Developer Jobs

Citi

Hybrid

The Full Stack Developer is a seasoned professional role. Applies in-depth disciplinary knowledge, contributing to the development of new techniques and the improvement of processes and work-flow for the area or function. Integrates subject matter and industry expertise within a defined area. Requires in-depth understanding of how areas collectively integrate within the sub-function as well as coordinate and contribute to the objectives of the function and overall business. Evaluates moderately complex and variable issues with substantial potential impact, where development of an approach/taking of an action involves weighing various alternatives and balancing potentially conflicting situations using multiple sources of information. Requires good analytical skills in order to filter, prioritize and validate potentially complex and dynamic material from multiple sources. Strong communication and diplomacy skills are required. Regularly assumes informal/formal leadership role within teams. Involved in coaching and training of new recruits Significant impact in terms of project size, geography, etc. by influencing decisions through advice, counsel and/or facilitating services to others in area of specialization. Work and performance of all teams in the area are directly affected by the performance of the individual. Responsibilities:<ul><li>Accountable for executing and driving mid-size feature application design and development efforts to completion, serving as a development lead on medium-scale projects and supporting the execution of larger efforts.</li><li>Proficient at operating with considerable autonomy and discretion as you will significantly influence the way an application is designed and developed by providing subject specific expertise and an advanced level of understanding of application programming principles.</li><li>Sought after due to ability to analyze and troubleshoot coding, application performance and design challenges.</li><li>Capable of research in root cause of development and performance concerns as well as the resolution of defects.</li><li>Have a deep understanding of the technical requirements for the solutions being built.</li><li>Understand engineering needs including those required to build, maintain, and operate the system through all phases of its life.</li><li>Proficient in information modeling, data structures and algorithms.</li><li>Understand maintenance characteristics, runtime properties and dependencies that exist in support of your system’s software. These dependencies will include but not limited to: hardware, platform, operating system, performance and load requirements, as well as contingencies with upstream and downstream systems.</li><li>Demonstrate an advanced understanding of supported main system flows and possess a comprehensive understanding of how the system and others (i.e. architecture or infrastructure) collectively integrate to contribute towards achieving business objectives. Using this expertise, assist with the development of standards for coding, testing, debugging and implementation. This will ensure application design adheres to the overall architecture blueprint.</li><li>Participate in design discussions as a Development Lead and as such will play the part of a key decision maker in driving design decisions. This is evidenced by your knowledge of the application code details and your experience with the technology and teams engaged.</li><li>Work with limited guidance, seeking guidance only as needed as the development and delivery strategy is defined; the design is not.</li><li>Exhibit the ability to turn complex application design into a well written application.</li><li>Partner with industry vendors that provide technology or user experience design components that support our Digital architecture and work with vendors on our implementation plans and roadmaps identifying partnership opportunities to increase our development velocity and our learnings.</li><li>Participates in the full development life cycle, identify dependencies between agile and waterfall delivery, working within broadly defined parameters, including test plan execution and software quality needs</li><li>Directly impact the business by influencing strategic functional decisions through advice, counsel or provided services. This will require persuading and influencing others through strong and comprehensive communication and diplomacy skills.</li><li>Communicate progress, anticipate bottlenecks, provide escalation management, identify, assess, track and mitigate issues/risks at multiple levels.</li><li>Recognize discordant views and take part in constructive dialog to resolve them.</li><li>Work across teams to optimize processes.</li><li>Regularly review metrics and proactively seek out new and improved mechanisms for visibility ensuring your program stays aligned with organization objectives.</li><li>Continuously assess development processes, test plans, and operations.</li><li>Work with teams to improve concurrent project delivery.</li><li>Streamline and / or eliminate excess process in any area of architecture, build, delivery, production operations environment, or business area where the same efforts (or issues) are repeated year-over-year.</li><li>Share knowledge with the team in various forums (brown bags, engineering forums etc.) and demonstrate a higher level of knowledge through industry certifications</li><li>Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm&#39;s reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.</li></ul>Recommended Qualifications: <ul><li>At least 5&#43; years of relevant experience in Java, Microservices and Springboot.</li><li>Strong analytical and quantitative skills; Data driven and results-oriented</li><li>Exhibit expertise in all aspects of technology by understanding broader design patterns and techniques</li><li>Experience delivering with an agile methodology</li><li>Experience in affecting large culture change</li><li>Experience leading infrastructure programs</li><li>Skilled at working with third party service providers</li><li>Excellent written and oral communication skills</li></ul>Education:<ul><li>Bachelor’s/University degree or equivalent experience</li></ul>------------------------------------------------------<h2>Job Family Group: </h2>Technology------------------------------------------------------<h2>Job Family:</h2>Digital Software Engineering------------------------------------------------------<h2>Time Type:</h2>Full time------------------------------------------------------<h2>Primary Location:</h2>Jacksonville Florida United States------------------------------------------------------<h2>Primary Location Full Time Salary Range:</h2>$96,960.00 - $145,440.00 In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental &amp; vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.------------------------------------------------------<h2>Most Relevant Skills </h2>Please see the requirements listed above.------------------------------------------------------<h2>Other Relevant Skills </h2>For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------<h2>Anticipated Posting Close Date:</h2>May 09, 2026------------------------------------------------------Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review <a href="https://www.citigroup.com/citi/accessibility/application-accessibility.htm" target="_blank">Accessibility at Citi</a>. View Citi’s <a href="https://www.citigroup.com/global/eeo-aa-policy" target="_blank">EEO Policy Statement</a> and the <a href="https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf" target="_blank">Know Your Rights</a> poster.

Full Stack Developer -Assistant Vice President

Full Stack Developer

5+ years of Java, Microservices and Spring Boot; strong analytics; agile delivery; leadership and vendor coordination.

Job Description<div>We are FIS. Our technology powers the world’s economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you’re ready to start learning, growing and making an impact with a career in fintech, we’d like to know: Are you FIS?</div><div>NOTE: 1: This position is hybrid (3 days onsite) in our FIS Office locations in Jacksonville (FL), Atlanta (GA) &amp; Milwaukee (WI).2: Current or future Sponsorship is not available for this position.About the team: This role is with our Money Movement team (ACH, Payments) and they are focused on providing Money Movement products for our North America Clients.What you will be doing: <ul><li>Work with a team of highly skilled and motivated professionals on enhancing North America Money Movement products supporting ACH and Instant Payments.</li><li>Develop and execute performance, scalability, and high-availability tests, with a focus on reliability under load and failure conditions.</li><li>Implement and continuously improve performance monitoring and observability to understand and optimize runtime characteristics.</li><li>Build and maintain CI pipelines and automated test suites (unit, integration, and UI automation where applicable) using tooling such as Jenkins.</li><li>Troubleshoot and tune application and platform performance across application servers, databases, and containerized environments.</li></ul>What you will need: <ul><li>6&#43; years of applications development and performance engineering experience.</li><li>Excellent knowledge of Java (JDK 1.8/17) and enterprise Java stack: JEE, Maven, Hibernate, EJB 3.1, plus integration technologies such as MQ.</li><li>Strong hands-on experience with SQL, and service/interface technologies such as REST, XML, XSD, JSON.</li><li>Proven expertise in monitoring and optimizing performance characteristics in complex systems.</li><li>Expertise in writing tests with a focus on performance and high availability.</li><li>Experience with continuous integration and automated testing practices (e.g., Jenkins, unit tests, integration tests, Selenium-based tests).</li><li>Very good knowledge of application servers such as WebSphere, WebLogic, JBoss, and OpenLiberty.</li><li>Very good knowledge of Oracle or PostgreSQL, including performance tuning.</li><li>Working knowledge of Docker and/or Kubernetes and Linux environments.</li><li>Excellent problem-solving, teamwork, and time-management skills.</li></ul>Added Bonus if you have:<ul><li>Knowledge of Kafka.</li><li>Payments expertise (e.g., SEPA, SWIFT MT) as an asset.</li><li>Additional depth with REST API design and/or PostgreSQL.</li></ul>What we offer you:At FIS, we hire the best. In return, you receive exceptional benefits including:<ul><li>Opportunities to innovate in fintech</li><li>Tools for personal and professional growth</li><li>Inclusive and diverse work environment</li><li>Resources to invest in your community</li><li>Competitive salary and benefits</li></ul>NOTE: 1: This position is hybrid (3 days onsite) in our FIS Office locations in Jacksonville (FL), Atlanta (GA) &amp; Milwaukee (WI).2: Current or future Sponsorship is not available for this position.</div> Privacy StatementFIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the <a target="_blank" href="http://www.fisglobal.com/privacy">Online Privacy Notice</a>.EEOC StatementFIS is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is <a target="_blank" href="https://www.eeoc.gov/sites/default/files/migrated_files/employers/eeoc_self_print_poster.pdf">available here</a> supplement document <a target="_blank" href="http://www.dol.gov/ofccp/regs/compliance/posters/pdf/OFCCP_EEO_Supplement_Final_JRF_QA_508c.pdf">available here</a> For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will be required to undergo a drug test. ADA Disclaimer: In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis.Sourcing ModelRecruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.#pridepass

Analyst Sr Lead, Performance Engineer/Quality

6+ years in applications development and performance engineering; strong Java stack; SQL; REST/XML; CI/CD with Jenkins; monitoring and tuning performance; experience with Docker/Kubernetes and Linux; experience with WebSphere/WebLogic/JBoss/OpenLiberty; Oracle or PostgreSQL; Selenium-based testing a plus.

Technology Engineer Sr Java Full Stack Developer Jobs in St. Johns, FL, US | HiringCafe: every job on earth

Technology Engineer Sr Java Full Stack Developer Jobs in St. Johns, FL, US

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