
World Class Engineering Talent Solutions
X4 Engineering is a specialized staffing and recruiting firm that partners with businesses across the entire engineering spectrum, from early-stage R&D ventures to established commercial enterprises. Founded in 2008 and operating from offices in the United Kingdom, United States, and Germany, this privately held company has built a reputation for delivering industry-leading expertise and world-class talent solutions.
Specialized Engineering Expertise
With a focused team of 11-50 professionals, X4 Engineering operates through five key specialized divisions:
- Renewables - Clean energy and sustainable technology projects
- Oil & Gas - Traditional and emerging energy sector roles
- Science & Technology - Advanced R&D and innovation initiatives
- Commodities & Trading - Specialized trading and commodities expertise
- Testing, Inspection & Certification (TIC) - Quality assurance and compliance roles
This sector-focused approach allows recruiters to develop deep industry knowledge and maintain extensive networks within each technical discipline, ensuring precise matches between qualified candidates and specialized engineering roles.
Comprehensive Talent Solutions
X4 Engineering offers a full range of services designed to meet diverse staffing needs:
- Permanent and contract placements across all engineering disciplines
- Executive search services for senior technical leadership positions
- Outsourced project staffing for specialized technical initiatives
- Career guidance and professional development support
- Access to exclusive opportunities with leading engineering organizations
Commitment To Engineers and Clients
X4 Engineering's dual mission centers on helping clients build high-performing technical teams while empowering candidates to achieve their professional goals. Their specialized recruiters understand the nuanced skill requirements of complex engineering roles and work closely with professionals to match them with positions aligned with their expertise and career aspirations. With over 36,000 LinkedIn followers and a growing reputation in the engineering community, X4 Engineering connects qualified professionals with organizations at the forefront of engineering innovation, offering opportunities to work on cutting-edge projects in advanced technology, life sciences, manufacturing, and specialized technical sectors.
Frequently Asked Questions
Jobs for X4 Engineering in United States
X4 Engineering$160K/yr - $180K/yr78716 Austin, Texas Metropolitan Area

Senior Software Engineer
Description
Senior Python Engineer
We're working with a high-growth financial technology company building the infrastructure behind modern digital investing platforms. Their systems operate at large scale, handling real-time financial workflows, market connectivity, and data pipelines that support millions of end users globally.
They're looking for a Senior Software Engineer to join a core engineering team focused on real-time portfolio automation, market connectivity, and data-intensive services running in the cloud.
What You'll Be Working On
- Designing and building distributed, event-driven services for financial workflows
- Developing integrations with external market and execution platforms
- Building data ingestion and transformation pipelines for high-volume financial data
- Designing and maintaining RESTful APIs used by internal teams and external partners
- Developing cloud-native microservices deployed via container orchestration
- Improving system reliability, performance, and security across production environments
- Contributing to engineering best practices across CI/CD, DevSecOps, and testing
- Supporting and mentoring engineers as the team continues to scale
What We're Looking For
- 5+ years of professional software engineering experience in a team environment
- Strong Python experience in production systems
- Experience designing and operating distributed systems at scale
- Hands-on experience with public cloud platforms (AWS preferred)
- Familiarity with services such as object storage, message queues, managed compute, and serverless tooling
- Experience with Infrastructure as Code and automated deployment pipelines
- Exposure to data processing or ETL pipelines (batch or streaming)
- Experience with monitoring, logging, and observability in production systems
- Background in financial systems, trading, or market data is a plus but not required
Why This Role?
- Work on core financial infrastructure rather than surface-level features
- Tackle real-time, data-heavy engineering problems
- Strong engineering culture with emphasis on ownership and pragmatism
- Hybrid working model with flexibility built in
- Competitive compensation and comprehensive benefits
- Clear scope for technical growth and leadership
This role will require 3 days a week onsite in Austin, with a salary in the range of $160,000 to $180,000 + bonus + benefits.

TRS Staffing Solutions

Rise Technical

Lumicity

Shepherd Engineering Search

New Iron, Inc.

Novax Recruitment Group

Randstad Engineering US

Round-Peg Solutions (RPS)

Spectrum Staffing Services/HRStaffers Inc.

Storm4
