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Backend Engineer Jobs in Delaware (NOW HIRING)

CEDENT

Sr UI Developer

Wilmington, DE · On-site

$58.25 - $75.50/hr

Collaborate with backend developers to define RESTful APIs. * Integrate with RESTful APIs and third-party services. * Optimize application performance and scalability. Development Environment: * Stay ...

CEDENT

Sr UI Developer (Wilmington, DE)

Wilmington, DE · On-site

$58.25 - $75.50/hr

Collaborate with backend developers to define RESTful APIs. Integrate with RESTful APIs and third-party services. Optimize application performance and scalability. Development Environment: Stay ...

Keylent Inc

Android Developer

Wilmington, DE · On-site

$54 - $71/hr

The role involves developing and deploying Android native applications while integrating back-end services and working with various APIs. Responsibilities : • Strong developer experience developing ...

Cedent

Sr UI Developer (Wilmington, DE)

Wilmington, DE · On-site

$58.25 - $75.50/hr

Collaborate with backend developers to define RESTful APIs. * Integrate with RESTful APIs and third-party services. * Optimize application performance and scalability. Development Environment: * Stay ...

ENIN SYSTEMS INC

.Net Developer

Wilmington, DE · On-site

$46.75 - $61.75/hr

NET Developer to design, build, and maintain enterprise-grade web applications for a highly ... The ideal candidate brings strong backend development expertise in .NET alongside a solid ...

ApTask

AI-ML Tech Lead

Wilmington, DE · On-site

$42K - $55K/yr

... engineers, backend developers, and SFMC specialists. • Lead POCs, prototypes, and architectural spikes to validate design decisions and technology choices. • Drive coding standards, design ...

Calance US

.NET Developer- Onsite

Wilmington, DE

NET Developer- Onsite for a Contract position in Wilmington, DE * * W2 only contract, no 3rd ... The ideal candidate brings strong backend development expertise in .NET alongside a solid ...

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All JobsBackend Engineer JobsBackend Engineer Jobs in Delaware

Backend Engineer information

See Delaware salary details

$60.6K

$147.8K

$199.2K

How much do backend engineer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for backend engineer in Delaware is $147,789.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,100.00 and $172,100.00 per year, depending on experience, location, and employer.

What is a backend engineer?

Backend Engineers are software developers who focus on building and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They ensure that the data requested by the frontend systems is delivered efficiently and securely. Their work involves writing code in languages like Python, Java, or Node.js, integrating with databases, and optimizing the overall performance of applications. Backend Engineers also play a crucial role in ensuring data integrity and implementing security best practices.

What are the key skills and qualifications needed to thrive as a backend engineer, and why are they important?

To thrive as a Backend Engineer, you need strong programming skills in languages like Java, Python, or Node.js, a solid understanding of algorithms, and experience with databases, typically supported by a degree in computer science or related field. Familiarity with tools such as RESTful APIs, cloud platforms (e.g., AWS, Azure), version control systems (like Git), and containerization technologies (Docker, Kubernetes) is common. Problem-solving ability, attention to detail, and effective communication are vital soft skills for this role. These skills and qualities are essential for building robust, scalable systems and collaborating efficiently within development teams.

What are some common challenges backend engineers face when integrating new technologies into existing systems?

Backend Engineers often encounter challenges when integrating new technologies, such as ensuring compatibility with legacy systems, maintaining data consistency, and minimizing service disruptions during deployment. They must carefully plan migrations, coordinate with frontend and DevOps teams, and implement thorough testing to avoid introducing bugs or security vulnerabilities. Effective communication and documentation are key to overcoming these challenges and ensuring a smooth transition.

What is the difference between Backend Engineer vs Software Developer?

AspectBackend EngineerSoftware Developer
Primary FocusDesigning, building, and maintaining server-side applications and databasesDeveloping software across various layers, including frontend and backend
Skills & CertificationsProficiency in server-side languages (e.g., Java, Python), databases, APIsProficiency in multiple programming languages, software design, and sometimes frontend skills
Work EnvironmentTypically in backend teams, working on server infrastructure and APIsCan work on full-stack or specific areas; broader scope
Industry UsageCommon in tech companies, startups, and enterprises focusing on backend systemsWidespread across all software development sectors

While both roles involve coding and software development, Backend Engineers specialize in server-side logic, databases, and APIs, whereas Software Developers may work on both frontend and backend components. The roles often overlap, but Backend Engineers focus more on the infrastructure that powers applications.

Are backend engineers still in demand?

Backend engineers are currently in high demand due to the ongoing need for server-side development, cloud computing, and scalable systems. Skills in programming languages like Java, Python, and frameworks such as Node.js are highly valued, and experience with database management and API development enhances job prospects.

What's a typical backend engineer salary?

A backend engineer's salary varies based on experience, location, and company size, but typically ranges from $70,000 to $130,000 annually in many regions. Senior roles or those with expertise in cloud services, databases, and programming languages like Java or Python tend to earn higher salaries. Entry-level positions usually start around $60,000 to $80,000, with benefits often including health insurance and paid time off.
More about Backend Engineer jobs

What are the most commonly searched types of Backend Engineer jobs in Delaware?

The most popular types of Backend Engineer jobs in Delaware are:

What are popular job titles related to Backend Engineer jobs in Delaware?

For Backend Engineer jobs in Delaware, the most frequently searched job titles are:

What job categories do people searching Backend Engineer jobs in Delaware look for?

The top searched job categories for Backend Engineer jobs in Delaware are:

What cities in Delaware are hiring for Backend Engineer jobs?

Cities in Delaware with the most Backend Engineer job openings:

What are popular job titles related to Backend Engineer jobs in DE?

For Backend Engineer jobs in DE, the most frequently searched job titles are:

Backend Engineer jobs near you
Infographic showing various Backend Engineer job openings in Delaware as of August 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $147,789 per year, or $71.1 per hour.

Java Engineer

Tata Consultancy Service Limited

New Castle, DE • On-site

$80K - $95K/yr

Full-time

Re-posted 21 days ago

Job description

Must Have Technical/Functional Skills
• Strong hands on experience with Angular (v18+), TypeScript, RxJS, and modern Angular tooling.
• Proven experience implementing AG Grid (Enterprise) for large datasets, including server side row model, infinite scrolling, sorting, filtering, grouping, and pagination.
• Solid understanding of frontend design patterns, including containerpresenter, facade, observer (RxJS), and strategy patterns for dynamic UI behavior.
• Strong experience consuming RESTful APIs, including server side pagination, filtering, global search, sorting, and robust error handling.
• Practical experience with frontend caching strategies, such as in memory caching, service level caching, HTTP caching headers, and controlled cache invalidation based on user actions or events.
• Ability to design clean API integration layers that decouple UI components from backend contracts.
• Strong focus on writing clean, modular, testable, and performance optimized UI code.
• Experience building enterprise scale applications with complex business workflows.
Roles & Responsibilities
We are seeking an experienced Frontend Engineer with strong expertise in Angular and AG Grid to deliver high performance, data intensive enterprise dashboards. The role involves
designing and building scalable, maintainable user interfaces that integrate seamlessly with API driven backend services, while applying efficient caching strategies to ensure optimal
performance and responsiveness in a complex, regulated enterprise environment.
The ideal candidate demonstrates a deep understanding of frontend architecture, design patterns, API consumption, and caching techniques, and can balance real time data needs
with performance optimization. The role requires close collaboration with backend, architecture, and UX teams to implement intuitive operational dashboards that support large datasets,
configurable workflows, and frequent user interactions.
Salary Range: $80,000 to $95,000 per year

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