Mid Level Api Engineer Jobs
Mid level api engineer jobs go to engineers ready to own integrations end to end, mentor junior developers, and make architectural decisions with limited oversight. Roles are largely remote and hybrid, concentrated in Technology & Software, Banking & Financial Services, and Biotechnology & Pharmaceuticals, with employers like Eli Lilly, JPMorganChase, and Themis Insight hiring at this level now.
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Regular or Temporary:
RegularLanguage Fluency: English (Required)
Work Shift:
1st shift (United States of America)Please review the following job description:
***This role is 5 days a week in the Atlanta office***This team uses security operating tools like Akamai, tools to examine the data flow in an API. Scanning API as they're used and/ or test API in preproduction environments before they roll out. They also ensure they aren’t released with vulnerability or logic related issues.
This Senior Associate Security Engineer will be experienced with API security testing tools such as Akamai, API Security, Salt Security, Traceable, Data Theorem, OWASP ZAP (API extensions), SoapUI, ReadyAPI, or Burp Suite
In addition to experience with Dynamic Application Security Testing (DAST) tools such as Synopsys WhiteHat, Qualys Web Application Scanning (WAS), or Burp Suite.
Someone with a strong understanding of API security protocols and frameworks, including OAuth 2.0, OpenID Connect (OIDC), Mutual TLS (mTLS), and JSON Web Tokens (JWT)
ESSENTIAL DUTIES AND RESPONSIBILITIES
Following is a summary of the essential functions for this job. Other duties may be performed, both major and minor, which are not mentioned below. Specific activities may change from time to time.
Implements cybersecurity solutions that protect critical assets within the job area, contributing to design and configuration decisions while following established strategies, patterns, and guidance.
Performs threat modeling, security testing, and penetration testing tasks for assigned platforms and services, using defined methods to identify and remediate vulnerabilities.
Integrates and configures information security technologies in test and production environments, applying and adjusting approved configuration patterns, automation, and handoff steps for assigned systems.
Investigates security issues escalated within the team for the services in scope, performing root-cause analysis and implementing practical fixes that prevent recurrence.
Reviews relevant security threats, tools, and design options for assigned work, and provides input that supports technical plans and priorities for the job area.
Collaborates with product and engineering teammates to apply security guidelines, securebydesign practices, and governance controls in daytoday development and delivery activities.
Implements and updates security baselines, guardrails, and control configurations for systems and applications within the area of responsibility, helping maintain regulatory and policy compliance.
Executes incident response and basic forensic activities for assigned services, following established playbooks, using approved tooling, and suggesting targeted improvements based on handson experience.
Shares knowledge and best practices with technical teammates, offering informal guidance and support during code reviews, design discussions, and pairing sessions.
Plans and manages own work to meet defined objectives and milestones, seeking feedback, pursuing selfdevelopment, and adjusting approaches to improve quality and effectiveness over time.
Required Qualifications
The requirements listed below are representative of the knowledge, skill and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Bachelor’s degree or equivalent education, training, and work-related experience.
Minimum of 3 years of experience in security engineering or related cybersecurity roles.
Developing knowledge in cybersecurity principles, theories, and concepts.
Experience in software development lifecycle security practices.
Proficiency in implementing and managing information security technologies.
Preferred Qualifications
Working knowledge of industry security frameworks and standards, including:
NIST SP 800-228 (API Security Guidance)
NIST SP 800-53
NIST SP 800-63
FFIEC (Federal Financial Institutions Examination Council) guidelines
OWASP API Security Top 10
Financial-grade API (FAPI – OpenID Foundation)
Experience within banking or financial services environments
Proficiency or familiarity with Python scripting
Relevant security certifications such as CISSP, OSCP, CEH, or Security+
Experience with cloud platforms such as AWS and/or Microsoft Azure
General Description of Available Benefits for Eligible Employees of Truist Financial Corporation: All regular teammates (not temporary or contingent workers) working 20 hours or more per week are eligible for benefits, though eligibility for specific benefits may be determined by the division of Truist offering the position. Truist offers medical, dental, vision, life insurance, disability, accidental death and dismemberment, tax-preferred savings accounts, and a 401k plan to teammates. Teammates also receive no less than 10 days of vacation (prorated based on date of hire and by full-time or part-time status) during their first year of employment, along with 10 sick days (also prorated), and paid holidays. For more details on Truist’s generous benefit plans, please visit our Benefits site. Depending on the position and division, this job may also be eligible for Truist’s defined benefit pension plan, restricted stock units, and/or a deferred compensation plan. As you advance through the hiring process, you will also learn more about the specific benefits available for any non-temporary position for which you apply, based on full-time or part-time status, position, and division of work.
Truist is an Equal Opportunity Employer that does not discriminate on the basis of race, gender, color, religion, citizenship or national origin, age, sexual orientation, gender identity, disability, veteran status, or other classification protected by law. Truist is a Drug Free Workplace.
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See All 48 Mid Level Api Engineer Jobs
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Find Mid Level Api Engineer JobsMid Level Api Engineer Job Market
Who's Hiring
- Eli Lilly6
- JPMorganChase4
- Themis Insight2T
- Power3 Solutions2
- Fidelity TalentSource2
Top Industries Hiring
- Technology & Software13
- Banking & Financial Services10
- Biotechnology & Pharmaceuticals7
- Investment & Asset Management6
- Consulting & Professional Services5
Mid Level Api Engineer Jobs: Frequently Asked Questions
How do I get a mid level api engineer job?
Position yourself around ownership, not just contribution. Highlight APIs you designed from scratch, integration decisions you drove, and production systems you kept running. Recruiters at this level want to see that you've handled ambiguity, resolved real failures, and shipped features without heavy supervision. A portfolio of concrete outcomes, not a list of tools, is what moves your application forward.
Which companies hire mid level api engineers?
Companies hiring mid level api engineers right now include Eli Lilly, JPMorganChase, and Themis Insight, based on current listings on Migrate Mate as of July 2026. Hiring at this level covers large technology platforms, financial services firms, and growth-stage companies that need engineers who can own API layers without needing constant direction.
Are there remote mid level api engineer jobs?
Yes, remote and hybrid options are widely available at this level. About 19% of mid level api engineer openings are remote or hybrid as of July 2026, reflecting how broadly distributed API development teams have become. Fully on-site roles still exist, particularly at regulated-industry employers and companies with shared infrastructure requirements.
How do I move up to a mid level api engineer role?
The path from entry level to mid level is built on accumulated ownership. Early-career engineers grow into mid level by taking on complete features rather than isolated tasks, understanding the downstream effects of their API design choices, and demonstrating that they improve the codebase for the engineers who follow. Measurable impact, such as reducing latency, improving reliability, or cutting integration time, is what signals readiness to hiring managers.
Which industries hire the most mid level api engineers?
Mid Level api engineer roles concentrate in Technology & Software, Banking & Financial Services, and Biotechnology & Pharmaceuticals, based on current listings on Migrate Mate as of July 2026. These sectors drive consistent hiring at this level because their products depend on stable, scalable API infrastructure connecting internal services, third-party platforms, and end users.