Explore 3 backend java developer jobs from 3 hiring companies in Penn Estates, PA, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Backend Java Developer

East Stroudsburg

Arlington Heights

Stroudsburg

Tannersville

Easton

Phillipsburg

Bethlehem

Allentown

Whitehall Township

Scranton

Hopatcong Hills

Sparta

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Hopatcong

Wilkes-Barre

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Backend Java Developer Jobs

Barclays

Fiserv

UnitedHealth Group

Onsite

Remote

Calling all innovators - find your future at Fiserv.We&#39;re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we&#39;re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.Job TitleSenior Java Backend EngineerAbout your role:As a Senior Java Backend Engineer you will code daily, own technical delivery end to end, and raise the bar for the team through strong code reviews, pragmatic architecture, and operational ownership. You’ll work closely with an offshore team, keep environments stable and clean, and ensure what we release is production ready.You will design, develop, and maintain backend services using Java 25, Spring Boot, REST APIs as well as own delivery from design through production: implementation, unit/integration testing, deployment readiness, and production support. You will lead day-to-day execution with an offshore lead and team: align on priorities, break down work, manage dependencies, and coordinate with QA and release timelines.What you&#39;ll do:•             Design, build, and enhance scalable, secure, and high performance payment processing applications using the Java technology stack (Java, Spring Boot, REST, SQL/NoSQL).•             Review code from other engineers, enforce consistent standards (naming, structure, testing, and secure coding practices), and help unblock issues quickly•             Define and implement infrastructure-as-code to create and update cloud resources; deploy changes safely and maintain cloud environments through monitoring, troubleshooting, configuration hygiene, and access controls.•             Ensure environments remain “pristine”: predictable deployments, minimal drift, clear ownership, and strong operational readiness (alerting, dashboards, and runbooks where needed).•             Develop and support batch and data-processing workloads (ingestion/processing flows, scheduling, transformations), using strong patterns for retries, idempotency, checkpointing, and error handling.•             Build and enhance application features that integrate with **Snowflake** and **Oracle**, including writing and tuning SQL where needed.•             Design with maintainability in mind: clear boundaries, sensible abstractions, and an approach that makes future changes safer and easier.•             Build for resiliency by validating failure scenarios and incorporating disaster recovery considerations into designs and releases.Experience you&#39;ll need to have:•             8&#43; years of backend development experience with Java and Spring Boot, including building production APIs and integrations.•             6&#43; years of experience in leading delivery (coding, reviewing, and driving technical decisions).•             6&#43; years of experience writing **infrastructure-as-code** and owning cloud deployments and operations (monitoring, troubleshooting, and environment stability).•             6&#43; years of experience with containerized development and modern build/release pipelines (Docker, build tools, CI/CD).•             3&#43; year of experience integrating with Snowflake and Oracle in real systems (development, troubleshooting, and performance awareness).•             Bachelor&#39;s degree in computer science, Information Technology, Information Systems, or a related field (or foreign equivalent degree) or equivalent work experience.Experience that would be great to have:•             Experience working in hybrid environments (cloud plus on-prem or platform-managed runtimes).•             Experience designing resilient systems and validating recovery procedures through testing.Important information about this role:<ul><li>This role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experiences help you with your overall onboarding experience and leads to stronger productivity.</li><li>This is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered.</li><li>All offers of employment are contingent on standard background checks. Fiserv and certain of its affiliated companies are federal, state, and/or local government contractors. Should this position support a Federal Government contract, now or in the future, the successful candidate will be subject to a background check conducted by the U.S. Government to determine eligibility and suitability for federal contract employment for public trust or sensitive positions. Positions that support state and/or local contracts also may require additional background checks to determine eligibility and suitability.</li></ul>#LI-MK1Salary Range$110,000.00 - $186,000.00These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.It is unlawful to discriminate against a prospective employee due to the individual&#39;s status as a veteran.For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion.Thank you for considering employment with Fiserv.  Please:<ul><li>Apply using your legal name</li><li>Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).</li></ul>Our commitment to Equal Opportunity:Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact <a target="_blank" href="mailto:AskHR.US&#64;fiserv.com">AskHR.US&#64;fiserv.com</a>. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.Note to agencies:Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.Warning about fake job posts:Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

Senior Java Backend Engineer

Java Backend Engineer

8+ years of backend Java/Spring Boot development; 6+ years leading delivery; 6+ years IaC and cloud operations; 6+ years containerization; 3+ years Snowflake/Oracle integration; Bachelor’s in CS/IT/IS or related field or equivalent experience.

<h1>Job Description</h1>Purpose of the roleTo participate in the day to day operations of the technology function, working across a range of technology capabilities for our customers and colleagues.Accountabilities<ul><li>Participation in design and innovation of products using the newest technologies.</li><li>Cross-functional collaboration with the business to understand their needs and convey them to the broader development team, ensure seamless integration and alignment with business objectives.</li><li>Development of change and innovative solutions.</li><li>Collaboration with peers and promote a culture of knowledge sharing.</li></ul>Analyst Expectations<ul><li>To perform prescribed activities in a timely manner and to a high standard consistently driving continuous improvement.</li><li>Requires in-depth technical knowledge and experience in their assigned area of expertise</li><li>Thorough understanding of the underlying principles and concepts within the area of expertise</li><li>They lead and supervise a team, guiding and supporting professional development, allocating work requirements and coordinating team resources.</li><li>If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.</li><li>OR for an individual contributor, they develop technical expertise in work area, acting as an advisor where appropriate.</li><li>Will have an impact on the work of related teams within the area.</li><li>Partner with other functions and business areas.</li><li>Takes responsibility for end results of a team’s operational processing and activities.</li><li>Escalate breaches of policies / procedure appropriately.</li><li>Take responsibility for embedding new policies/ procedures adopted due to risk mitigation.</li><li>Advise and influence decision making within own area of expertise.</li><li>Take ownership for managing risk and strengthening controls in relation to the work you own or contribute to. Deliver your work and areas of responsibility in line with relevant rules, regulation and codes of conduct.</li><li>Maintain and continually build an understanding of how own sub-function integrates with function, alongside knowledge of the organisations products, services and processes within the function.</li><li>Demonstrate understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.</li><li>Make evaluative judgements based on the analysis of factual information, paying attention to detail.</li><li>Resolve problems by identifying and selecting solutions through the application of acquired technical experience and will be guided by precedents.</li><li>Guide and persuade team members and communicate complex / sensitive information.</li><li>Act as contact point for stakeholders outside of the immediate function, while building a network of contacts outside team and external to the organisation.</li></ul>All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.Embark on a transformative journey as a Full Stack Developer. At Barclays, our vision is clear –to redefine the future of banking and help craft innovative solutions. As a Full Stack Developer in Barclays’ Fraud and Identity Verification (IDV) team, you’ll help build and evolve the platforms that protect millions of customers and transactions every day, forming a critical backbone of Barclays’ fraud prevention strategy. This role gives you working experience with modern Java microservices powering real-time risk assessment, authentication, and verification systems that directly enable customer trust, business growth, and digital innovation at scale. You’ll grow your career in a high-impact engineering environment where your work ships to production, solves meaningful problems, and contributes to secure, seamless journeys across Barclays’ global channels.To be successful as a Full Stack Developer, you should:<ul><li>Have a solid foundation in Java fundamentals, with an interest in building and supporting backend services that operate at scale</li><li>Demonstrate problem-solving and analytical skills, with curiosity to understand how technology can prevent fraud and protect customers</li><li>Be eager to learn modern engineering practices in microservices, APIs, and CI/CD while collaborating effectively within an agile, cross functional team</li></ul>Other highly valued skills include:<ul><li>Exposure to Spring / Spring Boot, RESTful APIs, or microservices-based architectures</li><li>Familiarity with SQL or NoSQL databases and basic data modeling concepts</li><li>Interest in cloud platforms, DevOps, or site reliability concepts within large-scale systems</li></ul>You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen, strategic thinking, digital and technology, as well as job-specific technical skills.This role is located in our Whippany, NJ office.Minimum Salary: $100,000 Maximum Salary: $110,000The minimum and maximum salary/rate information above include only base salary or base hourly rate. It does not include any other type of compensation or benefits that may be available.Barclays employees are eligible for a suite of competitive and generous employee benefits, including medical, dental and vision coverage, 401(k), life insurance, and other paid leave for qualifying circumstances.This position is eligible for an incentive award.

Full Stack Developer

Strong Java backend skills, microservices, REST APIs, SQL/NoSQL, cloud, DevOps, and CI/CD in agile environments.

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.Software engineering is the application of engineering to the design, development, implementation, testing and maintenance of software in a systematic method. The roles in this function will cover all primary development activity across all technology functions that ensure we deliver code with high quality for our applications, products and services and to understand customer needs and to develop product roadmaps.These roles include, but are not limited to analysis, design, coding, engineering, testing, debugging, standards, methods, tools analysis, documentation, research and development, maintenance, new development, operations and delivery. With every role in the company, each position has a requirement for building quality into every output. This also includes evaluating new tools, new techniques, strategies; Automation of common tasks; build of common utilities to drive organizational efficiency with a passion around technology and solutions and influence of thought and leadership on future capabilities and opportunities to apply technology in new and innovative ways.Location: Remote near Basking Ridge, NJYou will enjoy the flexibility to telecommute* from anywhere within the U.S. as you take on some tough challenges.Primary Responsibilities:<ul><li>Design, build, and maintain scalable backend services and APIs using Java and Python</li><li>Architect and implement event-driven/microservices solutions using Kafka (topics, partitions, consumer groups, schemas, retries/DLQs)</li><li>Model, optimize, and maintain relational and/or NoSQL databases (schema design, indexing, query tuning, migrations)</li><li>Develop data processing pipelines (streaming and batch) with strong focus on reliability, observability, and performance</li><li>Build and integrate AI/ML-powered features (model inference services, prompt orchestration, vector search, or ML pipelines) and collaborate with data science teams</li><li>Ensure production readiness: CI/CD, automated testing, monitoring/alerting, and incident response/root-cause analysis</li><li>Enforce engineering best practices: code reviews, secure coding, documentation, and mentoring junior engineers</li><li>Collaborate cross-functionally with product, QA, platform/SRE, and stakeholders to deliver roadmap initiatives</li></ul>You’ll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. 
Required Qualifications:<ul type="disc"><li class="MsoNormal">High School Diploma/GED (or higher)</li><li class="MsoNormal">8+ years of professional software engineering experience building backend systems in Java and/or Python</li><li class="MsoNormal">5+ years of experience leading a team of 5-10 engineers</li><li>3+ years of experience with databases (PostgreSQL/MySQL/Oracle and/or MongoDB/Cassandra), including performance tuning and transactional consistency</li><li>3+ years of experience in cloud platforms (AWS/Azure/GCP), containerization (Docker/Kubernetes), and CI/CD</li><li>2+ years of experience with Kafka in production (exactly-once/at-least-once semantics, schema evolution, monitoring, capacity planning)</li><li>2+ years of experience designing distributed systems (microservices, REST/gRPC, concurrency, caching, resiliency patterns)</li><li>1+ years of experience delivering AI-enabled solutions (LLM integration, ML inference deployment, feature engineering, vector databases such as Pinecone/Weaviate/pgvector, or MLOps tools)</li></ul>Preferred Qualifications:<ul><li>Bachelor’s or Master’s degree in Computer Science (or equivalent practical experience)</li></ul>Soft Skills:<ul><li>Strong problem-solving, communication, and ability to lead technical design discussions</li></ul>*All Telecommuters will be required to adhere to UnitedHealth Group’s Telecommuter Policy.   Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you’ll find a far-reaching choice of benefits and incentives. The salary for this role will range from $91,700 to $163,700 annually based on full-time employment. We comply with all minimum wage laws as applicable.     Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.     Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.      At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone–of every race, gender, sexuality, age, location, and income–deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups, and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes — an enterprise priority reflected in our mission.          UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.     UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.       #RPO #GREEN

Senior Software Engineer

8+ years backend software engineering in Java/Python; 5+ years leading teams; experience with relational and NoSQL DBs; cloud platforms; Kafka; distributed systems; AI-enabled solutions.

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Backend Java Developer Jobs in Penn Estates, PA, US

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