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Contract Backend Developer Jobs in Boston, MA (NOW HIRING)

Kforce Technology Staffing

UI Developer

Boston, MA · On-site

$54.25 - $70.50/hr

Integrate frontend applications with backend REST APIs * Collaborate with designers, developers ... Hourly employees on a Service Contract Act project are eligible for paid sick leave. Note: Pay is ...

apiphani

Engineering Manager

Boston, MA · Remote

... backend service design, API contracts, performance, and the long-term shape of the codebase ... Background in developer tools, infrastructure tooling, or other technical-user-facing products

Peraton

Full Stack Angular Developer

Boston, MA · On-site

$80K - $128K/yr

Backend Development: Build and maintain secure, scalable .NET Core 10 Web APIs using C# and Entity ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Peraton

Full Stack Angular Developer

Boston, MA · On-site

$80K - $128K/yr

Backend Development: Build and maintain secure, scalable .NET Core 10 Web APIs using C# and Entity ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Peraton

Full Stack Angular Developer

Boston, MA · On-site

$80K - $128K/yr

Backend Development: Build and maintain secure, scalable .NET Core 10 Web APIs using C# and Entity ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Klaviyo

Senior Recruiter (Contract)

Boston, MA · On-site

$60 - $65/hr

Our engineering org is consistently hiring across disciplines (backend, frontend, infrastructure ... contract position based in our Boston office; this is an hourly role and will be paid through an ...

Klaviyo

Senior Recruiter (Contract)

Boston, MA · On-site

$60 - $65/hr

Our engineering org is consistently hiring across disciplines (backend, frontend, infrastructure ... contract position based in our Boston office; this is an hourly role and will be paid through an ...

Booz Allen Hamilton, Inc.

TAK Developer

Lexington, MA · On-site

$86K - $198K/yr

... backend services, data processing, or automation * Experience with relational databases and SQL ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton, Inc.

TAK Developer

Lexington, MA · On-site +1

$86K - $198K/yr

... backend services, data processing, or automation * Experience with relational databases and SQL ... as well as contract-specific affordability and organizational requirements. The projected ...

Booz Allen Hamilton

TAK Developer

Lexington, MA · On-site

$86K - $198K/yr

... backend services, data processing, or automation * Experience with relational databases and SQL ... as well as contract-specific affordability and organizational requirements. The projected ...

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All JobsContract Backend Developer JobsContract Backend Developer Jobs in Boston, MA

Contract Backend Developer information

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How much do contract backend developer jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for contract backend developer in Boston, MA is $62.72, according to ZipRecruiter salary data. Most workers in this role earn between $51.44 and $74.18 per hour, depending on experience, location, and employer.

What is a contract backend developer?

Contract backend developers are professionals hired on a temporary or project basis to build and maintain the server-side logic, databases, and APIs that power web or mobile applications. They work behind the scenes to ensure that applications function smoothly, handle data efficiently, and communicate effectively with front-end systems. Unlike full-time employees, contract backend developers typically work for a set duration or on specific projects, offering flexibility to both clients and developers. They often bring specialized expertise in programming languages such as Python, Java, Node.js, or Ruby, and may work remotely or on-site depending on the contract terms.

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

To thrive as a Contract Backend Developer, you need strong programming skills in languages like Python, Java, or Node.js, along with experience in database management and API development, supported by a relevant degree or proven project experience. Familiarity with frameworks (such as Django, Spring, or Express), cloud services (like AWS or Azure), and version control systems (e.g., Git) is typically expected. Excellent problem-solving abilities, strong communication, and the ability to quickly adapt to new codebases and team environments set top contractors apart. These skills and qualities are crucial for delivering reliable, scalable backend solutions and integrating smoothly into diverse project teams.

What are some common challenges faced by contract backend developers when joining a new project?

Contract Backend Developers often encounter challenges such as quickly understanding existing codebases, adapting to different tech stacks, and aligning with the team's development practices. Since contract roles usually have tight deadlines, developers must rapidly familiarize themselves with project documentation and workflows. Effective communication with team members and proactive clarification of requirements are essential to ensure smooth integration and successful project outcomes.

What are the most commonly searched types of Backend Developer jobs in Boston, MA?

The most popular types of Backend Developer jobs in Boston, MA are:

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For Contract Backend Developer jobs in Boston, MA, the most frequently searched job titles are:

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Cities near Boston, MA with the most Contract Backend Developer job openings:

Contract Backend Developer jobs near you

Software Developer - Advanced

3Core Systems, Inc

Quincy, MA • On-site

$130 - $170/hr

Other

Posted 23 days ago

Job description

Quincy, United States | Posted on 07/31/2026

Location: Quincy,MA (Hybrid - onsite for 4 days a week)

Duration: 12months contract

InterviewProcess: 2 rounds, 1 st round will 45-60 mins virtual followed byfinal round in-person interview for an hour.

Client is lookingfor a senior backend/server-side engineer who is extremely strong in Core Javafundamentals, particularly multithreading, concurrency, algorithms, and datastructures.

Looking forsomeone who is strong in Core Java concepts like multithreading, Datastructure, Algorithms, concurrency, team is using Java 17 but manager is openfor someone with strong Java 8 as well, this is for their post-tradeapplication team so if you find someone with Trading application or Capitalmarket background will be huge.

KafkaVery important

"Mostofour integrations are Kafka-driven."

Kafka is effectively their primaryevent streaming platform.

Candidatesshould have hands-on experience with:

  • Event-driven architecture
Responsibilities
  • Hands-on experience in system design,application development, testing, and operational support of enterpriseapplications.
  • 7+ years of experience in Java (Java 8 orhigher) with strong expertise in Spring Boot 3.
  • 3+ years of experience with Kafka or otherevent-streaming platforms such as RabbitMQ, Client Kinesis, or Azure ServiceBus.
  • 5+ years of experience working withrelational databases such as Oracle, SQL Server, MySQL, or PostgreSQL.
  • Experience with distributed caching andin-memory data grid technologies, such as Hazelcast.
  • Proficiency with software development andDevOps toolsets including Git/BitBucket, Jira, and Maven.
  • Experience designing, deploying, and managingscalable applications on Kubernetes.
  • Knowledge of capital markets, with a strongunderstanding of back-office technology platforms and systems.
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