CrawlJobs Logo

Mid-level Software Security Engineer

https://www.randstad.com Logo

Randstad

Location Icon

Location:

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

We are looking for a Mid-level Software Security Engineer to join our AI & Automation team within the Security Research department. The ideal candidate will have strong skills in scripting and programming (with a focus on Python) and a good foundation in cybersecurity. In this role, you will work on automating the collection and analysis of Threat Intelligence data, developing integrations with AI models, and building tools to enhance our vulnerability management and security research processes. You will collaborate closely with team members to design scalable automation solutions, streamline workflows, and contribute to advancing our AI-driven security initiatives.

Job Responsibility:

  • Work on automating the collection and analysis of Threat Intelligence data
  • Develop integrations with AI models
  • Build tools to enhance vulnerability management and security research processes
  • Collaborate closely with team members to design scalable automation solutions
  • Streamline workflows
  • Contribute to advancing AI-driven security initiatives

Requirements:

  • Experienced developer with at least 3-5 years of experience
  • Good knowledge of scripting/programming with Python
  • Strong skills in scripting and programming (with a focus on Python)
  • Good foundation in cybersecurity

Additional Information:

Job Posted:
December 26, 2025

Expiration:
February 17, 2026

Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Mid-level Software Security Engineer

Mid-Level Software Engineer – C#/ASP.NET

Edaptive Computing, Inc. (ECI) is currently seeking a Mid-Level C#/ASP.NET Softw...
Location
Location
Salary
Salary:
Not provided
edaptive.com Logo
Edaptive Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in Computer Science or equivalent
  • 3+ years of C#/ASP.NET in a software development or engineering role
  • Intermediate understanding of C#/ASP.NET Enterprise software architecture components and patterns
  • Intermediate understanding of the ASP.NET framework 4.0 or greater
  • Both client and server side development
  • Cascading Style Sheets, CSS, and their application to large scale web sites
  • An understanding of both Master Pages and SPA
  • Control development
  • Web Forms
  • Object oriented analysis and design
Job Responsibility
Job Responsibility
  • Develop, and test enterprise C#/ASP.NET web applications
  • Works as a member of project teams to gather customer requirements and implement designs to meet those requirements
What we offer
What we offer
  • competitive benefits package
  • Cutting-edge projects
  • Friendly team environment
  • Fulltime
Read More
Arrow Right

Mid-Level Software Engineer

Delta Solutions & Strategies is seeking an experienced Software Engineer to join...
Location
Location
United States , Colorado Springs
Salary
Salary:
90000.00 - 110000.00 USD / Year
deltasands.com Logo
Delta Solutions & Strategies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Active Secret clearance required, with the ability to obtain TS/SCI
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent professional experience)
  • Minimum of 5 years of relevant software engineering experience
  • Proficiency in Object-Oriented Programming (OOP), with strong expertise in C#
  • Proficiency in writing clear, detailed technical documentation
Job Responsibility
Job Responsibility
  • Develop and integrate C# applications within virtualized environments to ensure seamless system performance
  • Enhance existing applications and design new software solutions for advanced system integration
  • Design and implement application-layer network protocols using sockets for robust communication
  • Utilize software version control systems and collaborate effectively in an agile development environment
  • Create and maintain comprehensive technical documentation, including architecture diagrams, data flow diagrams, and formal progress reports
  • Engage with stakeholders to communicate project status, provide architectural insights, and collaborate on timeline estimates
What we offer
What we offer
  • medical
  • dental
  • vision
  • life insurance
  • 401(k)
  • PTO
  • paid holidays
  • parental, military, and jury duty paid leaves
  • Fulltime
Read More
Arrow Right

Principal Security Engineer

We’re building a world-class global Security team as part of our Trust Program. ...
Location
Location
India , Hyderabad
Salary
Salary:
Not provided
highspot.com Logo
Highspot
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years of robust, progressive experience in security engineering, application security, DevSecOps, incident detection and response, or closely related fields
  • Advanced proficiency in at least one programming language (Python, Ruby, Go, Rust, JavaScript), with deep experience conducting detailed code reviews and security assessments across multiple languages
  • Hands-on experience with deploying, operating, and interpreting results from security tools such as static analyzers, web vulnerability scanners, supply chain analysis scanners, and host-based intrusion detection systems
  • Demonstrated experience mentoring, coaching and guiding junior and mid-level security engineers, contributing to a strong team culture, and supporting peer development as a senior individual contributor
  • Demonstrated proactive approach, strong continuous learning orientation, and curiosity about emerging threats, security trends, and innovative technologies
  • Extensive expertise securing cloud-native environments (AWS, Azure, GCP, containers, microservices), with in-depth knowledge of modern cloud security risks and defenses
  • Demonstrated ability to embrace being wrong, practice humility, continuously learn from experiences, and actively seek insights through thoughtful questioning and collaboration
Job Responsibility
Job Responsibility
  • Lead comprehensive application security assessments, advanced threat modeling sessions, and secure code reviews across critical product features, internal tooling, endpoints, and third-party integrations
  • Collaborate strategically with product engineering to establish and enhance secure-by-default and privacy-by-design practices within the software development lifecycle (SDLC)
  • Lead and otherwise participate in incident detection, investigation, triage, containment, and root cause analysis for high impact security incidents, providing mentorship and guidance to junior engineers as required
  • Drive the development and continuous improvement of sophisticated detection rules, response automation, and optimized alert management across cloud environments, corporate infrastructure, and SaaS platforms
  • Lead and participate in complex vulnerability remediation processes, and effectively respond to security issues discovered by both internal teams and external sources
  • Document technical findings and strategic decisions in a clear and accessible manner, and procedural enhancements
  • significantly contribute to comprehensive security playbooks and knowledge repositories
  • Manage and oversee asksecurity@ request handling, and actively participate in sprint-based security activities, balancing strategic and tactical execution
  • Actively participate in the security on-call rotation, or provide senior-level guidance as required during an event and aid in rapid response capabilities to protect our 24x7 platform and global workforce
  • Fulltime
Read More
Arrow Right

Software Engineer

Reinventing Geospatial (RGi) is a leading expert in geospatial solutions for Def...
Location
Location
United States , Chantilly; St. Louis; Gaithersburg; Denver
Salary
Salary:
Not provided
rgi-corp.com Logo
Reinventing Geospatial
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Active Top Secret clearance with an ability to obtain SCI access and willingness to obtain CI Polygraph
  • US Citizenship Required
  • Bachelor's degree in Computer Science, Software Engineering, or related field and 6+ years experience
  • Strong proficiency with: HTML, CSS, JSON, Ajax, and REST APIs
  • Object-oriented Programming: Python, Java, or JavaScript and Go
  • Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte
  • A strong working knowledge of: AWS, Azure, or similar cloud platforms, MySQL, PostgreSQL, or SQL Server
  • Hands on experience with: Windows, Linux, Git
  • Deep understanding of modern software design patterns and coding standards
  • Experience architecting, developing, and delivering complex software systems into production
Job Responsibility
Job Responsibility
  • Lead full-stack software development of enterprise applications and services supporting our customer’s GEOINT mission
  • Design and implement secure, scalable microservices in cloud environments such as AWS GovCloud or C2S
  • Guide and mentor junior and mid-level engineers, enforce code quality, and lead peer reviews
  • Build and deploy applications using DevSecOps pipelines, container orchestration, and Infrastructure-as-Code tools
  • Collaborate with cross-functional teams including analysts, UI/UX designers, DevOps engineers, and product owners
  • Translate mission requirements into technical implementations that meet security, performance, and scalability needs
  • Ensure compliance with our customer and IC cybersecurity and accreditation standards (e.g., RMF, STIGs)
What we offer
What we offer
  • 100% paid employee healthcare & dental insurance
  • Paid parental leave
  • 401k with matching
  • Escalating vacation time
  • Referral bonuses
  • Tuition reimbursement
  • Professional development training
  • Free beverages and snacks
  • Weekly catered lunches and breakfast on Fridays
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Treasury

The Treasury team is a team of full-stack engineers that are building thoughtful...
Location
Location
United States; Canada , San Francisco; New York; Portland
Salary
Salary:
166600.00 - 208300.00 USD / Year
mercury.com Logo
Mercury
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of backend or full-stack development experience
  • Knowledge of or excitement to learn Haskell
  • Domain knowledge of RIA and broker-dealer systems that support both individual securities (equities, fixed income) as well as ETFs and mutual funds
  • Experience leading product and/or infrastructure projects that fulfill State, SEC, and/or FINRA regulatory requirements with a track record of success
  • Comfortable mentoring both junior and mid-level engineers
  • Communicates and collaborates effectively with peers and cross-functional counterparts by being helpful and engaged
Job Responsibility
Job Responsibility
  • Lead high-impact, cross-functional projects across Treasury engineering, compliance, operations, and risk teams to build stable and scalable systems and processes
  • Establish a compliant standard for retention, audit trails, and reporting across Treasury
  • Collaborate with product, compliance, design, and operations to ship thoughtful features for our customers and internal users
  • Feel a strong sense of product ownership and actively seek responsibility – we want someone excited to help shape and build Mercury’s future
  • Join a team of experienced and junior product engineers managing billions of dollars of customer assets
What we offer
What we offer
  • base salary
  • equity (stock options)
  • benefits
  • reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs
  • Fulltime
Read More
Arrow Right

Software Engineer

You will be responsible for designing, building, deploying, and maintaining fron...
Location
Location
Poland , Warsaw
Salary
Salary:
Not provided
cybervadis.com Logo
CyberVadis
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Excellent communication and teamwork skills
  • Ability to learn new technologies quickly
  • Bachelor's degree in Computer Science, or equivalent practical experience
  • Strong understanding of industry standards like git, SQL, Agile, unit testing, etc.
  • For Senior Level: 8+ years of experience in full-stack development
  • Proficiency in frontend development with TypeScript and Angular
  • Experience with REST API design and development
  • Experience with cloud platforms, preferably Azure
  • Strong understanding of software architecture and design patterns
  • For Regular Level: 3+ years of experience in full-stack development
Job Responsibility
Job Responsibility
  • Design, build, deploy, and maintain frontend applications, cloud-based microservices and APIs
  • Have full ownership of the platform, making decisions concerning architecture, tooling, and processes
  • Follow best practices such as Clean Architecture, DDD, and TDD principles within an agile environment
  • For Senior Level: Lead the design and implementation of scalable and robust full-stack solutions
  • Develop and maintain frontend (TypeScript/Angular) with a possibility to contribute also to backend (.NET/F#) components and APIs
  • Make architectural decisions and contribute to our technical roadmap
  • Mentor junior and mid-level engineers
  • Champion best practices in software development, e.g. functional programming, TDD, CI/CD and similar
  • Identify and resolve complex technical challenges
  • For Regular Level: Develop and maintain user-facing features and backend services (TypeScript/Angular, .NET/F#)
What we offer
What we offer
  • Competitive salary and benefits package
  • Remote work options and flexible working hours
  • Actual impact on the choice and shape of solutions developed
  • Modern and well-maintained tech stack (latest LTS of Angular, .NET)
  • Opportunities for professional growth and development
  • Training and conference budget
  • A collaborative, innovative work environment with an iterative agile approach
  • Fulltime
Read More
Arrow Right

Software Engineer

Software Engineer Vacancies (Front-End/Full-Stack) – New York (On-Site) – Compet...
Location
Location
United States , New York
Salary
Salary:
Not provided
weareorbis.com Logo
Orbis Consultants
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • React + TypeScript
  • Expertise in React, Next.js, and TypeScript, with a deep understanding of state management and performance optimization
  • Strong experience with Tailwind CSS or SASS/SCSS, delivering refined, polished, and visually sharp UIs
  • Proven ability to architect and scale complex Next.js applications, leveraging features like App Router, SSR, SSG, and ISR
  • Familiarity with fetch management libraries like react-query or similar
  • Hands-on experience with CSS animations, transitions, and layout techniques to create smooth, engaging interfaces
  • A strong portfolio showcasing high-quality front-end development work
  • A keen eye for design, detail, and user experience, ensuring seamless interactions
  • Comfortable in a fast-paced, high-performance startup environment, iterating quickly on new ideas
  • A good portfolio or GitHub highlighting full-stack development expertise. Proficient in React, TypeScript, Node.js, and modern front-end/back-end frameworks
Job Responsibility
Job Responsibility
  • Build and refine sleek, high-quality user interfaces from low-fidelity wireframes
  • Implement top-tier CSS to create exceptional, pixel-perfect experiences
  • Optimize front-end performance to ensure seamless interactions
  • Work closely with design and engineering to bring ideas to life with precision and speed
  • Contribute to our product’s core architecture and front-end best practices
  • Build and ship full-stack applications
  • Develop and refine high-quality front-end interfaces using React and TypeScript
  • Design and optimize back-end systems for performance, security, and scalability
  • Work closely with design and product to turn ideas into production-ready items
  • Take ownership of vital technical decisions, ensuring maintainability and long-term impact
What we offer
What we offer
  • Competitive Salary + Equity
Read More
Arrow Right

Software Engineer

Software Engineer Vacancies (Front-End/Full-Stack) – New York (On-Site) – Compet...
Location
Location
United States , New York
Salary
Salary:
Not provided
weareorbis.com Logo
Orbis Consultants
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • React + TypeScript
  • Expertise in React, Next.js, and TypeScript, with a deep understanding of state management and performance optimization
  • Strong experience with Tailwind CSS or SASS/SCSS, delivering refined, polished, and visually sharp UIs
  • Proven ability to architect and scale complex Next.js applications, leveraging features like App Router, SSR, SSG, and ISR
  • Familiarity with fetch management libraries like react-query or similar
  • Hands-on experience with CSS animations, transitions, and layout techniques to create smooth, engaging interfaces
  • A strong portfolio showcasing high-quality front-end development work
  • A keen eye for design, detail, and user experience, ensuring seamless interactions
  • Comfortable in a fast-paced, high-performance startup environment, iterating quickly on new ideas
  • A good portfolio or GitHub highlighting full-stack development expertise. Proficient in React, TypeScript, Node.js, and modern front-end/back-end frameworks
Job Responsibility
Job Responsibility
  • Build and refine sleek, high-quality user interfaces from low-fidelity wireframes
  • Implement top-tier CSS to create exceptional, pixel-perfect experiences
  • Optimize front-end performance to ensure seamless interactions
  • Work closely with design and engineering to bring ideas to life with precision and speed
  • Contribute to our product’s core architecture and front-end best practices
  • Build and ship full-stack applications
  • Develop and refine high-quality front-end interfaces using React and TypeScript
  • Design and optimize back-end systems for performance, security, and scalability
  • Work closely with design and product to turn ideas into production-ready items
  • Take ownership of vital technical decisions, ensuring maintainability and long-term impact
What we offer
What we offer
  • Competitive Salary + Equity
  • Fulltime
Read More
Arrow Right
Welcome to CrawlJobs.com
Your Global Job Discovery Platform
At CrawlJobs.com, we simplify finding your next career opportunity by bringing job listings directly to you from all corners of the web. Using cutting-edge AI and web-crawling technologies, we gather and curate job offers from various sources across the globe, ensuring you have access to the most up-to-date job listings in one place.