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Quick apply
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2025 Software Developer Engineer information
See salary details
$48K - $58.7K
1% of jobs
$58.7K - $69.5K
4% of jobs
$69.5K - $80.2K
9% of jobs
$90.2K is the 25th percentile. Wages below this are outliers.
$80.2K - $90.9K
12% of jobs
$90.9K - $101.6K
15% of jobs
The median wage is $108.7K / yr.
$101.6K - $112.4K
14% of jobs
$112.4K - $123.1K
15% of jobs
$127.3K is the 75th percentile. Wages above this are outliers.
$123.1K - $133.8K
13% of jobs
$133.8K - $144.5K
9% of jobs
$144.5K - $155.3K
5% of jobs
$155.3K - $166K
3% of jobs
$48K
$111.8K
$166K
How much do 2025 software developer engineer jobs pay per year?
What are some common challenges faced by Software Developer Engineers in their first year on the job?
What is the difference between 2025 Software Developer Engineer vs 2025 Software Engineer?
| Aspect | 2025 Software Developer Engineer | 2025 Software Engineer |
|---|---|---|
| Required Credentials | Bachelor's in CS or related field, coding certifications | Bachelor's in CS or related field, coding certifications |
| Work Environment | Development teams, tech companies, startups | Development teams, tech companies, startups |
| Employer & Industry Usage | Tech firms, software companies, IT departments | Tech firms, software companies, IT departments |
Both roles typically require similar educational backgrounds and certifications, and they often work in similar environments within tech and software industries. The main difference lies in the emphasis: 'Developer Engineer' may suggest a focus on both development and engineering tasks, while 'Software Engineer' is a broader term encompassing various software development roles.
Is software engineering still in demand in 2025?
What engineers make $500,000?
What are 2025 Software Developer Engineers?
Is it hard to get a software developer job in 2025?
What are the key skills and qualifications needed to thrive as a 2025 Software Developer Engineer, and why are they important?
What is in demand for developer jobs in 2025?

Job description
Location: Philadelphia, PA
Work Mode: Hybrid (Minimum 3 days onsite)
Employment Type: Contract
Interview Process
- Round 1: 1-hour In-Person Interview
- Round 2: 1-hour In-Person Interview
We are seeking a mid-level Software Developer/Engineer with hands-on experience in deploying on-premise LLM solutions and vector databases. The ideal candidate will have strong expertise in Python, RAG pipelines, and enterprise-grade AI system implementation within secure environments.
Key Responsibilities
- Deploy and manage open-source LLMs (e.g., Llama 3, Mistral/Mixtral) in on-prem or private environments
- Develop and optimize LLM inference workflows using Python
- Implement Retrieval-Augmented Generation (RAG) pipelines
- Design and integrate vector database solutions for efficient semantic search
- Perform model quantization and performance tuning for CPU-based inference
- Ensure data privacy, security, and governance compliance in enterprise environments
- Implement access controls, logging, and monitoring mechanisms
- Deliver reference architecture, prototypes, and technical documentation
- Collaborate with internal teams for knowledge transfer and system adoption
- Strong experience with Python for AI/ML and backend development
- Hands-on experience with open-source LLM deployment (Llama 3, Mistral, Mixtral)
- Experience with CPU-based inference and optimization techniques
- Practical experience with vector databases (Qdrant, Chroma, Milvus, pgvector)
- Proven experience building RAG pipelines
- Knowledge of embeddings, similarity search, and metadata filtering
- Understanding of enterprise security, data privacy, and air-gapped environments
- Experience with LangChain or LlamaIndex
- Familiarity with Docker and Kubernetes
- Exposure to Rust, Go, or C++ for high-performance systems
- Experience with LLM inference frameworks (vLLM, llama.cpp, Hugging Face Transformers)
- Prior experience in regulated or enterprise environments
- End-to-end reference architecture for LLM + vector DB solutions
- Functional prototype (LLM + RAG + Vector DB)
- Comprehensive documentation and knowledge transfer
About Real Soft
Sourced by ZipRecruiter
Industry
It services
Company size
501 - 1,000 Employees
Headquarters location
Monmouth Junction, NJ, US
Year founded
1991