CrawlJobs Logo
Fidelity Investments Logo Fidelity Investments · IT - Software Development

Principal - Software Engineering - Blockchain & Smart Contracts

India, Bangalore · Job Posted April 21, 2026
Apply Position
Job Link Share

Job Description

As Ethereum Blockchain Smart Contract you will be part of the Asset Management Technology team with a focus on blockchain use cases for the enterprise.

Job Responsibility

  • Design and develop enterprise blockchain solutions for use across Asset Management BU
  • Advocating for and developing new enterprise business use cases across Fidelity

Requirements

  • Designing, implementing, and supporting distributed blockchain-based enterprise solutions for the financial/banking/asset management domain
  • Designing, writing and building secure and gas-efficient smart contracts for Ethereum based applications/token standard like ERC20, ERC721, and ERC1400 using Solidity along with third party interfaces and various design patterns like Upgradeable Proxy Pattern
  • Deep expertise in solidity smart contracts, EVM internals and gas-efficient design patterns
  • Evaluate and integrate with multiple blockchain protocols, including both EVM and non-EVM ecosystems(Polygon, Solana, Stellar)
  • Building Defi protocols by implementing token standards, staking protocols, yield farming liquidity pools and cross-chain protocols (LayerZero, Wormhole etc.,)
  • Hand-on experience with tools/frameworks like OpenZepplin, Hardhat, Ganache, Truffles
  • Write comprehensive and automated tests (unit, integration and fuzz) using frameworks like Foundry, Hardhat, Truffle or Brownie
  • Hands-on with security audit process, threat modelling and formal verification processes. Integrate audit feedback into production code. Familiarity with security tools Slither, MythX, Echidna
  • Continuously improve code quality through profiling and gas cost optimization techniques
  • Integrating, interoperability, bridging between blockchain/distributed ledgers with external components. Expertise in Oracles integration with Blockchain using Chainlink oracles
  • Proficient in blockchain development frameworks like ethers.js/web.js
  • Proficiency in two or more of the following languages, Java, Go, Python, Node.js
  • Understanding of ZK-Proof, Layer 2 rollups and MEV is must
  • 9+ years experience
  • Computer Science Graduate
  • Hands-on Experience with Blockchain and full stack development

Nice to have

  • Experience in working with diverse blockchain/distributed ledger implementations like Corda, Hyperledger Fabric
  • Working with wallet providers is a plus
  • Working knowledge of cloud platform (AWS/Azure) is a plus
  • Experience in software engineering with large and diverse codebase
  • Excellent writing and communication skills
  • Experience in working on an incubator or accelerator setup is a plus
Fidelity Investments - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Principal - Software Engineering - Blockchain & Smart Contracts

8 matching positions

New

Director of Preconstruction

Seeking a Director of Preconstruction with experience working on secure faciliti...
Location
Location
United States , Washington
Salary
Salary:
120000.00 - 200000.00 USD / Year
staffingblueprint.com Logo
Blueprint Staffing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum of 10 years of experience in construction estimating and preconstruction, with at least 5 years in a leadership role
  • Extensive knowledge of federal construction practices and government procurement processes
  • Proven track record of successfully leading preconstruction efforts for SCIF, secure facility, and mission-critical projects
  • Strong leadership skills with the ability to influence decisions and build robust client relationships
  • Eligibility to obtain and maintain a U.S. Government security clearance
Job Responsibility
Job Responsibility
  • Estimate a variety of federal construction projects
  • Develop, mentor, and evaluate the estimating and preconstruction staff to foster a high-performing team
  • Establish department goals, procedures, and best practices to enhance operational efficiency
  • Lead bid strategy discussions and manage proposal development for both negotiated and competitive procurements
  • Identify project risks during the preconstruction process and develop mitigation strategies in collaboration with project teams
  • Serve as the principal subject matter expert for SCIFs and secure facility projects, ensuring compliance with all relevant security standards
What we offer
What we offer
  • Great 401K w/ match (100% of first 1%, 50% match on the next 5%)
  • 3 healthcare options with Company subsidizing 50-75% of the premium
  • 29 days of PTO and Holidays each year
  • Vision/Short term and Long term Disability/Life Insurance options
  • Dental plan with company paying 60% of the total premium
  • Fulltime
Read More
Arrow Right
New

Supply Teacher

Are you a qualified teacher with QTS/PGCE, experienced in Early Years, KS1, or K...
Location
Location
United Kingdom , Betchworth
Salary
Salary:
140.00 - 160.00 GBP / Day
https://www.randstad.com Logo
Randstad
Expiration Date
July 01, 2026
Flip Icon
Requirements
Requirements
  • QTS/PGCE: Teaching qualification is a must.
  • DBS: Update Service preferred, but we can assist with the application.
  • Flexibility: Adapt to various school environments.
  • Enthusiasm: Bring your passion for teaching to the classroom.
Job Responsibility
Job Responsibility
  • Focus on teaching, not paperwork
  • Work when it suits you
  • No Marking or Lesson Prep
What we offer
What we offer
  • Refer a friend scheme bonus
  • £300 Refer a Friend Scheme
  • Dedicated Consultant
  • Flexibility
  • No Prep
  • Expand Your Network
  • Supportive Team
  • Professional Growth
  • Fulltime
Read More
Arrow Right
New

Construction Superintendent / QCM / SSHO (Triple Hat)

The Triple Hat Construction Quality Control Manager/SSHO/ Superintendent is resp...
Location
Location
United States
Salary
Salary:
Not provided
staffingblueprint.com Logo
Blueprint Staffing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum 5-10 years' experience in the construction industry with a general contractor engaged in general building construction working on projects for federal construction, VA Projects in particular
  • Knowledge of a wide range of construction materials, methods, and techniques
  • Combination of high school diploma with QC and safety experience and certifications will be considered
  • Proficient with computer software used in the construction industry
  • OSHA 30-hour certification (within last 5 years)
  • CPR/First Aid certification
  • Ability to work remote locations
  • Ability to travel and move depending on project locations
Job Responsibility
Job Responsibility
  • Managing and performing the daily QC and Safety responsibilities of specific projects to ensure the project is constructed in accordance with the established minimum standards
  • Direct oversight and review of the entire documentation and physical inspection phase of the work flow process
  • Working with other in-house personnel and external personnel to produce and document a quality product
  • Create, update and maintain the project submittal log and all other project specific quality control reports
  • Review shop drawings and submittals for conformance with project specifications
  • Chair and document weekly QC meetings with the superintendent and provide written minutes
  • Provide daily QC reports that reinforce activities that are being constructed in conformance with each specific project's established standard
  • Conduct preparatory, initial and follow-up meetings to establish an understanding of the standards of care desired for each definable feature of work
  • Verify and document that all materials received for the project are in conformance with the approved submittal
  • Coordinate and document the testing and commissioning of building systems
What we offer
What we offer
  • 10 days PTO plus 11 additional Holidays your first year
  • 401K with 100% Company match up to 3%
  • Company group health plan available
  • Company-sponsored outings and educational opportunities
  • Fulltime
Read More
Arrow Right
New

Supply Teacher

Exciting Opportunity for Supply Teachers in Betchworth and surrounding areas. Un...
Location
Location
United Kingdom , Betchworth
Salary
Salary:
Not provided
https://www.randstad.com Logo
Randstad
Expiration Date
July 01, 2026
Flip Icon
Requirements
Requirements
  • QTS/PGCE
  • DBS Update Service
  • Flexibility
  • Enthusiasm
What we offer
What we offer
  • Work-life balance
  • Refer a friend scheme bonus
  • Dedicated consultant guiding through onboarding
  • Flexible days
  • No marking or lesson prep
  • Supportive team
  • Professional growth across various age groups
Read More
Arrow Right
New

Master Data Specialist

We are looking for a detail-oriented Master Data Specialist to support finance-r...
Location
Location
United States , Bloomington
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 1 year of experience in master data, data entry, payment processing, or a related operational support role
  • Working knowledge of supplier and customer master data maintenance in a high-volume environment
  • Experience validating payment information and supporting payment verification processes
  • Familiarity with Positive Pay, credit card payment activity, and multiple payment methods such as checks and wires
  • Strong attention to detail with the ability to maintain accuracy while managing repetitive or time-sensitive tasks
  • Effective communication and customer service skills, with the ability to work well across teams
  • Proficiency in documenting procedures and following established controls and process standards
  • Analytical problem-solving skills with the ability to identify and resolve data or payment-related issues
Job Responsibility
Job Responsibility
  • Create and update supplier and customer master records with a high level of accuracy and attention to detail
  • Review and confirm supplier banking information to support secure and reliable payment activity
  • Execute recurring payment runs for assigned business areas using methods such as checks, cards, wires, and other approved channels
  • Maintain complete and timely records for operational activities, including documentation tied to internal controls and compliance requirements
  • Oversee Positive Pay activities to help protect payment integrity and reduce risk
  • Prepare and distribute annual tax-related forms, including 1099 and 1042 documents, and resolve B-Notice matters as needed
  • Develop, refine, and keep current standard operating procedures for processes within the data operations scope
  • Investigate operational issues, identify root causes, and deliver timely resolutions within assigned responsibilities
  • Provide additional support across finance processing activities as business needs require
What we offer
What we offer
  • medical
  • vision
  • dental
  • life and disability insurance
  • 401(k) plan
Read More
Arrow Right
New

Content Developer - Multimedia & AI Production

Come join the organization that is redefining security for the AI era. As one of...
Location
Location
United States
Salary
Salary:
114000.00 - 156000.00 USD / Year
wiz.io Logo
Wiz
Expiration Date
September 01, 2026
Flip Icon
Requirements
Requirements
  • 2+ years of hands-on experience in multimedia production, instructional media, or a similar execution-focused role.
  • Strong multimedia editing skills, with proficiency in screencasting and video editing tools (e.g., Camtasia, Adobe Premiere Pro) as well as graphic design basics (e.g., Illustrator, Photoshop, Canva).
  • Experience with AI video generation platforms, (e.g. Synthesia, Descript), to scale content production.
  • Expertise in rapid authoring tools, specifically the Articulate 360 suite (Rise, Storyline).
  • A keen eye for visual design, typography, and layout, with a portfolio demonstrating clean, modern, and engaging digital content.
  • Cloud Infrastructure: 3+ years of hands-on experience deploying and maintaining AWS, Azure, or GCP infrastructure.
  • Kubernetes & Virtualization: Direct experience configuring and troubleshooting Kubernetes clusters and virtualized environments.
  • Security & Monitoring: Practical experience managing hybrid-cloud identity, security protocols, and monitoring/logging pipelines.
Job Responsibility
Job Responsibility
  • Media & AI Production: Produce, record, and edit technical product walkthroughs, screencasts, and explainer videos. Leverage Synthesia to rapidly generate and scale AI-avatar videos for product updates. Create supporting visual assets, infographics, and job aids that simplify complex cloud security concepts.
  • The Execution Engine: Act as the critical execution arm for our core instructional assets. Turn the architectural blueprints from the Technical Enablement Programs team into reality, and equip our Technical Enablement Delivery & Operations team (the "Driving Instructors") with the high-quality materials they need to train our new hire cohorts.
  • Quality Assurance & Media Readiness: Rigorously test all visual assets for user experience (UX) and branding compliance before publishing. Ensure seamless integration and rendering within our platforms.
  • Agile Maintenance: Keep pace with our rapid product release cycle by quickly updating Synthesia scripts, replacing outdated video clips, and maintaining a highly organized library of raw media and project source files.
What we offer
What we offer
  • base salary
  • bonus
  • equity
  • benefits
  • Fulltime
Read More
Arrow Right
New

Director of Preconstruction

Location
Location
United States
Salary
Salary:
120000.00 - 200000.00 USD / Year
staffingblueprint.com Logo
Blueprint Staffing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum of 10 years of experience in construction estimating and preconstruction, with at least 5 years in a leadership role
  • Extensive knowledge of federal construction practices and government procurement processes
  • Proven track record of successfully leading preconstruction efforts for SCIF, secure facility, and mission-critical projects
  • Strong leadership skills with the ability to influence decisions and build robust client relationships
  • Eligibility to obtain and maintain a U.S. Government security clearance
Job Responsibility
Job Responsibility
  • Estimate a variety of federal construction projects
  • Develop, mentor, and evaluate the estimating and preconstruction staff to foster a high-performing team
  • Establish department goals, procedures, and best practices to enhance operational efficiency
  • Lead bid strategy discussions and manage proposal development for both negotiated and competitive procurements
  • Identify project risks during the preconstruction process and develop mitigation strategies in collaboration with project teams
  • Serve as the principal subject matter expert for SCIFs and secure facility projects, ensuring compliance with all relevant security standards
What we offer
What we offer
  • Great 401K w/ match (100% of first 1%, 50% match on the next 5%)
  • 3 healthcare options with Company subsidizing 50-75% of the premium
  • 29 days of PTO and Holidays each year
  • Vision/Short term and Long term Disability/Life Insurance options
  • Dental plan with company paying 60% of the total premium
  • Fulltime
Read More
Arrow Right
New

Mechanical Superintendent

Seeking a Mechanical Superintendent with experience working on international/OCO...
Location
Location
Salary
Salary:
126000.00 - 168000.00 USD / Year
staffingblueprint.com Logo
Blueprint Staffing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong leadership and management skills with the ability to effectively motivate and coach diverse, multinational teams
  • Extensive knowledge of mechanical systems, safety requirements, and effective cost and schedule management
  • Excellent client relations abilities and strong communication skills
  • Minimum of 15 years of construction management experience, with at least five years in design/build for mechanical systems
  • a four-year degree in building science, construction management, or engineering is preferred
  • Prior OCONUS experience is highly preferred
  • Minimum of a Secret security clearance required
Job Responsibility
Job Responsibility
  • Collaborate closely with the Project Superintendent, Project Manager, and Quality Control Manager to develop and finalize operational plans, schedules, and job layouts
  • Oversee daily operations of crafts and subcontractors, delegating tasks through foremen and subcontractor representatives
  • Maintain effective communication with project staff to ensure compliance with project drawings, specifications, and timelines
  • Participate in weekly progress meetings with subcontractors and assist in preparing plans for material handling and storage
  • Conduct quantity surveys and estimates for plumbing and mechanical systems based on project plans and specifications
What we offer
What we offer
  • Medical (100% Company Paid Premium), Dental, and Vision insurance
  • 401k w/ 8% match
  • 4 weeks PTO
  • Company focus on employee growth & development
  • Completion bonus
  • Housing provided/paid for
  • Monthly incidentals
  • Fulltime
Read More
Arrow Right