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Harness

Staff Software Engineer

Reposted 16 Days Ago
Be an Early Applicant
In-Office
Belfast, County Antrim, Northern Ireland
Senior level
In-Office
Belfast, County Antrim, Northern Ireland
Senior level
The role involves designing and maintaining scalable software platforms, troubleshooting complex problems, mentoring engineers, and establishing best practices to ensure software integrity.
The summary above was generated by AI

Harness is led by technologist and entrepreneur Jyoti Bansal, founder of AppDynamics (acquired by Cisco for $3.7B). The company has raised ~$240M in Series E venture funding, is valued at $5.5B, and backed by top investors including Goldman Sachs, Menlo Ventures, IVP, Google Ventures, J.P. Morgan, Capital One Ventures, Citi Ventures, ServiceNow, Splunk Ventures and more. Harness is building the industry’s leading AI-powered software delivery platform, enabling teams worldwide to build, test, and deliver software faster, safer, and more reliably. Writing code is only 30–40% of the engineering lifecycle — the rest involves testing, deployments, security, compliance, and optimization. Harness brings AI and automation to this outer loop, turning complex, time-consuming workflows into streamlined processes at massive global scale.

The platform includes industry leading products in CI/CD, Feature Flags, Cloud Cost Management, Service Reliability, Chaos Engineering, Software Engineering Insights, Internal Developer Experience, and API discovery, observability, governance, and runtime protection. Over the past year, Harness powered 128M deployments, 81M builds, 1.2T API calls protected, and $1.9B in cloud spend optimized, helping customers like United Airlines and Choice Hotels accelerate releases by up to 75% and achieve 10x DevOps efficiency. With employees in over 25 countries, Harness is shaping the future of AI-driven software delivery — and we’re looking for exceptional talent to help us move even faster.

Position Summary

Harness IACM (Infrastructure as Code Management) empowers engineering teams to automate, govern, and optimize their infrastructure provisioning at scale. With deep integration into CI/CD workflows, IACM orchestrates cloud resources using best-practice templates, policy-driven controls, and intelligent lifecycle management—delivering secure, compliant infrastructure with speed and reliability. Join us to help build the future of DevOps automation and unlock infrastructure innovation for some of the world’s most ambitious software teams.

About The Role
  • Design, develops and maintain critical software of scalable platform in fast paced environment
  • Authors software functional specifications and design documents
  • Quickly understand complex systems/code and own key pieces of the system, including the delivered quality
  • Diagnose and troubleshoot complex problems in a distributed computing environment
  • Establishes the best practices in area of quality, performance & architecture inside the team
  • Mentors Software Engineers & Senior Software Engineers and provide technical leadership to them
  • Performs peer reviews of specifications, designs, and code
  • Identifies the technical debt & scaling issues in the basecode and drives the improvement
  • Works alongside Site Reliability Engineers and cross functional teams to diagnose/troubleshoot any production performance related issues
  • We work in Java, Golang, and Python. Our systems are built on top of Docker, Kubernetes, MongoDB, ELK, TimescaleDB, GCP - Stackdriver, GCS, Cloud composer, AI Platform
About You
  • A desire to build products that solve complex technical problems for end users
  • 7+ years experience developing highly scalable, distributed applications, products and services in Java and Golang
  • Designing/developing REST, GRPC and GraphQL APIs
  • Working knowledge of SQL and No-SQL database technologies
  • Solid foundation in data structures, algorithms and software design with strong analytical and debugging skills
  • Experience in SAAS platform development with scale
  • Entrepreneurial spirit, priding yourself on getting things done with a high level of quality
  • Experience with AWS/Azure/GCP is a plus.
  • Bachelors in Computer Science, Advanced degree preferred, or equivalent professional experience

Joining the IACM team means you’ll work on a high-impact product at the heart of modern DevOps, solving complex engineering challenges at scale. You'll be surrounded by passionate technologists, move fast, and see your work directly improve the lives of developers around the world—all while growing your career in one of the most ambitious engineering environments in the industry.

Work Location

Hybrid - Belfast

What You Will Have at Harness
  • Competitive salary
  • Comprehensive healthcare benefits
  • Flexible Spending Account (FSA)
  • Employee Assistance Program (EAP)
  • Flexible Time Off and Parental Leave
  • Quarterly Harness TGIF-Off / 4 days
  • Monthly, quarterly, and annual social and team-building events
  • Recharge & Reset Program
  • Monthly internet reimbursement
  • Commuter benefits


Factors that may be used to determine your actual pay rate include your specific skills, experience, qualifications, location, and comparison to other employees already in this role. In addition to the base salary, certain roles may qualify for a performance-based incentive and/or equity, with eligibility depending on the position. These rewards are based on a combination of company performance and individual achievements.


Harness in the news:
  • Accelerating Our Mission to Bring AI to Everything After Code
  • Goldman Sachs leads investment in software delivery startup Harness at $5.5 billion valuation
  • How Harness runs 16 “startups within a startup” at scale | Jyoti Bansal
  • Harness Research Shows AI Visibility Crisis Fueling Security Nightmare
  • Harness has been named to the Inc. Power Partner list for software delivery success

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex or national origin.

Note on Fraudulent Recruiting/Offers

We have become aware that there may be fraudulent recruiting attempts being made by people posing as representatives of Harness. These scams may involve fake job postings, unsolicited emails, or messages claiming to be from our recruiters or hiring managers. 

Please note, we do not ask for sensitive or financial information via chat, text, or social media, and any email communications will come from the domain @harness.io. Additionally, Harness will never ask for any payment, fee to be paid, or purchases to be made by a job applicant. All applicants are encouraged to apply directly to our open jobs via our website. Interviews are generally conducted via Zoom video conference unless the candidate requests other accommodations.

If you believe that you have been the target of an interview/offer scam by someone posing as a representative of Harness, please do not provide any personal or financial information and contact us immediately at [email protected]. You can also find additional information about this type of scam and report any fraudulent employment offers via the Federal Trade Commission’s website (https://consumer.ftc.gov/articles/job-scams), or you can contact your local law enforcement agency.

Top Skills

AWS
Azure
Docker
Elk
GCP
Go
Java
Kubernetes
MongoDB
Python
Timescaledb

Harness Belfast, Northern Ireland Office

11 Ormeau Avenue, , Belfast, Ireland, BT2 8YB

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