Find onsite support engineer Jobs in dublin, d

Web3 Blockchain Infrastructure Engineer
Tata Consultancy Services —Dublin, County Dublin
- Call to connect
- Computer Science
- Bachelor's degree
- No degree
Senior Product Manager - Technical
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- Bachelor's degree
- No degree
Site Reliability Engineer
Elwood Roberts —Dublin, County Dublin
- €400–€500 a day
- Full-time
- Scripting
- Communication skills
- Python
Quick apply
Network Lead
PM Group —Dublin, County Dublin
- On call
- Computer Science
- Analysis skills
- Bachelor's degree
Chemfeed Engineer
Water Technologies —Celbridge, County Kildare
- Full-time
- AutoCAD
- Project management
Quick apply
Graduate SWE - Distributed Databases
eBay Inc. —Dublin, County Dublin
- €50,500–€58,500 a year
- Full-time
- Computer Science
- System design
- Java
22h
Electrical Engineer
Mercury Engineering —Dublin, County Dublin
- IT
- Communication skills
- Mechanical knowledge
Lead Solutions Engineer
HubSpot —Dublin, County Dublin
- Sales
- No degree
- Mentoring
Principal Engineer – Galway, Ireland (Hybrid )
Hadfield Green —DUBLIN 2, County Dublin
- Full-time
- C++
- AI
Sr.Manufacturing Engineer - OnSite, Hardware Engineering - Manufacturing
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Master's degree
- AWS
- Project management
Graduate SWE – Data Platforms
eBay Inc. —Dublin, County Dublin
- €50,500–€58,500 a year
- Full-time
- Computer Science
- Java
- Master's degree
22h
DevOps Engineer (Brightflag)
Wolters Kluwer —Dublin, County Dublin
- Full-time
- DevOps
- Java
- AWS
- Life insurance
10d
Senior Full Stack Engineer - Oliver Wyman
Marsh —Dublin, County Dublin
- Full-time
- Master's degree
- Agile
- AI
EMEA Cabling Quality Mgr, Global Cabling Quality
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- AWS
- Bachelor's degree
- Electrical Engineering
2d
Test Automation Engineer
Cubic³ —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- AWS
Senior Process Engineer
Embecta —Dún Laoghaire, County Dublin
- Full-time
- Engineering
- Data analysis skills
- Bachelor's degree
Electrical Apprentice - Field Service Engineer
ABB —Dublin, County Dublin
- Overtime
- Maintenance
- Microsoft Office
- Leaving certificate
- Annual leave
Lead Agentic Engineer
Marsh —Dublin, County Dublin
- Full-time
- Java
- Master's degree
- Presentation skills
Field Service Engineer (m/w/d)
EBARA Precision Machinery Europe GmbH —Leixlip, County Kildare
- Weekend availability
- Software troubleshooting
- Bachelor's degree
- No degree
Quick apply
Field Service Engineer
ASM International —Lucan, County Dublin
- Full-time
- Customer service
- English
- Microsoft Office

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Web3 Blockchain Infrastructure Engineer

Tata Consultancy Services -
Dublin, County Dublin

Apply Now

Job details

Permanent

Qualifications

Node.js
Computer Science
Bachelor's degree
SDKs
Contracts

Full job description

If you need support in completing the application or if you require a different format of this document, please get in touch at [email protected] with the subject line: “Application Support Request”.

Job Type: Permanent
Job Location: Dublin (IFSC - onsite)

Do you have a proven track record in building centralised applications and smart contracts?
Keen to join a global IT company where you can make an impact?

Join TCS as a Web3 Blockchain Engineer!

Careers at TCS: It means more
TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.

Collaborate with leading lights of industry
Gain access to endless learning opportunities
Shape the future of TCS

The Role
We are seeking a Blockchain/Web3 Engineer with strong infrastructure + coding capabilities to build, deploy, and operate blockchain and Web3 systems in production. This role blends smart contract engineering with node operations, focusing on reliability, security, automation, and scalable delivery of decentralised solutions.

Your responsibilities:

Design, develop, and maintain smart contracts (Solidity/Vyper or relevant stack) aligned to product and security requirements.
Build backend/Web3 components for contract interaction:
- Transaction orchestration, signature flows, nonce management, gas strategies
- Web3 SDK integrations
Develop and manage contract deployment pipelines, including ABI/versioning, migrations, upgrade strategies (proxy patterns), and release coordination.
Implement secure patterns for contracts:
Deploy, configure, and operate blockchain nodes and supporting infrastructure:
- Full nodes/archival nodes, RPC endpoints, validator nodes (as applicable)
Manage node upgrades, chain configuration changes, and incident response for production networks.
Implement operational tooling for:
- Node health checks, RPC performance monitoring, log aggregation, and alerting
Handle blockchain-specific reliability concerns:
- Re-org handling, finality considerations, peer connectivity, RPC failover, rate limiting

Your Profile
Essential skills/knowledge/experience:

Strong understanding of blockchain fundamentals:
- transactions, blocks, gas/fees, wallets/keys, RPC, finality, consensus basics
Hands-on experience with smart contracts:
- Solidity (preferred) and development tooling (Hardhat/Foundry/Truffle/Remix)
Experience working with EVM-based chains (Ethereum/Polygon/Arbitrum/Optimism/BSC)
or enterprise chains (Hyperledger Fabric/Corda/Quorum) depending on project.
Indepth experience in software engineering/infrastructure environment.
Solid in blockchain/Web3 development or node/infrastructure operations.
Bachelor’s degree in Computer Science/Engineering or equivalent practical experience.
BFSI Industry experience/ exposure.

Rewards & Benefits
TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop and access to extensive training resources and discounts within the larger Tata network.
We offer health & wellness initiatives and sports events; we are the proud sponsor of the London Marathon and partner with our local communities in Ireland.

Diversity, Inclusion and Wellbeing
Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the Ireland Employment Equality Acts 1998-2011 (as amended) and the Equal Status Acts 2000-2012 (as amended).
We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role.
As a Disability Confident Employer, we offer an interview to applicants with disabilities or long-term conditions who meet the minimum criteria for the role. Please email [email protected] if you would like to opt in.
If you are an applicant who needs any adjustments to the application process or interview, please contact us at [email protected] with the subject line: “Adjustment Request” or email [email protected] to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.

Beware of Fraudulent offers
This is to notify you that TCS does not ask for any sort of payment or security deposit from candidates at any stage of the recruitment process. The firm never sends out job offers from free internet email services like Gmail, Yahoo Mail, and so on. TCS has not authorised any third-party company to collect money on their behalf. As a vigilant job seeker, beware of fraudulent recruitment activity and protect your interests! You can write to [email protected] to report any fraudulent activity.

Due to the high volume of applications, we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days, then it should be deemed unsuccessful on this occasion.

Join us and do more of what matters. Apply online now.

Apply Now

Refine Your Search

onsite support engineer jobs in dublin, d

Web3 Blockchain Infrastructure Engineer

Senior Product Manager - Technical

Site Reliability Engineer

Network Lead

Chemfeed Engineer

Graduate SWE - Distributed Databases

Electrical Engineer

Lead Solutions Engineer

Principal Engineer – Galway, Ireland (Hybrid )

Sr.Manufacturing Engineer - OnSite, Hardware Engineering - Manufacturing

Graduate SWE – Data Platforms

DevOps Engineer (Brightflag)

Senior Full Stack Engineer - Oliver Wyman

EMEA Cabling Quality Mgr, Global Cabling Quality

Test Automation Engineer

Senior Process Engineer

Electrical Apprentice - Field Service Engineer

Lead Agentic Engineer

Field Service Engineer (m/w/d)

Field Service Engineer

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