Building secure digital solutions for banking and financial services

Helmes builds secure software for banks, financial services providers, fintechs, and public finance institutions. From core banking modernisation and payment systems to fraud prevention, data platforms, and regulatory solutions, we help create more resilient and efficient financial services for millions of users.

20+
years of experience
10+
projects delivered

Delivering software for regulated financial environments

Helmes has more than two decades of experience delivering software for complex financial environments where security, reliability, and continuity are essential. We combine strong engineering and integration expertise with flexible collaboration models, from dedicated and hybrid teams to specialised support. Many of our client relationships are long-term, with some partnerships spanning more than a decade. 

10s
maximum time allowed for instant euro payments under the EU Instant Payments Regulation

Digital transformation in financial services

Europe’s banking and financial services sector is entering a new phase of digital transformation, shaped by stricter operational-resilience requirementsinstant payments, and growing expectations around customer-controlled data sharing and open finance

Software solutions for banking and financial companies

Core banking software and legacy modernisation

Upgrading core banking systems, migration of critical functions and data, and integration of legacy environments with modern platforms.

Payment systems and money movement platforms

Custom software for payments, transfers, and billing for merchants and service providers.

Fraud detection and transaction monitoring

Solutions that help financial organisations detect suspicious activity, monitor transactions, and strengthen trust in digital services.

Banking integrations and financial data exchange

Highly integrated platforms that connect banks, regulators, partners, and third-party systems for secure and efficient data exchange.

Financial data platforms, warehousing, and reporting

Data warehouses, reporting systems, and analytics platforms that improve visibility, decision-making, and operational efficiency.

Internet banking, self-service, and digital channels

Customer-facing banking software, self-service portals, and other digital channels.

Digital signing and trusted financial services

Secure solutions for digital signing, identity-related workflows, and other trusted digital services for regulated financial environments.

Public finance and regulatory systems

Software for tax, budgeting, supervision, licensing, and other public finance processes.
€1.7T
total value of card payments in the euro area in the first half of 2025, up 8.7% year on year

Building resilience into financial systems

With the Digital Operational Resilience Act (DORA) now in force and and the rollout of instant payments underway across the EU, financial institutions need secure, interconnected, future-ready systems – exactly the kind Helmes has been delivering for more than 20 years.

Case studiesfrom the banking and finance sector

Digital trust solutions for Keyfactor

Helmes has partnered with PrimeKey, now part of Keyfactor, to develop digital trust and identity security solutions that help enterprises and governments securely manage identities, authentication, and digital signatures.

Global customer base
Long-term partnership

Digital operations for Bonnfinanz

Helmes helped Bonnfinanz establish its IT landscape after becoming an independent company. A central integration platform automated data exchange, reduced manual work, and gave advisors access to up-to-date customer information.

250K docs digitised
5M records processed

Ticketless parking at scale

Helmes partnered with Autopay to build a ticketless parking platform that automates vehicle identification and payments, helping operators simplify parking management and giving drivers a faster, frictionless experience.

3.5M+ users
2M transactions/week

Why banking and financial companies choose Helmes

Whether it’s a core banking system, a fraud detection solution, a data warehouse, or a complex financial integration project, you can rely on us to deliver. We invest in our people to ensure continuity, deep domain expertise and reliable delivery for finance organisations operating in complex, highly-regulated environments.

A proven track record in…

  • …banking software development, fintech solutions, and digital transformation in financial services 
  • Experience with core systems modernisation, e-banking platforms, self-service solutions, and large-scale integration projects 
  • Long-term delivery teams that have worked together for 5+ years on finance-sector projects

Specialised experts in…

  • Flexible collaboration models, from dedicated product teams to hybrid teams and consulting 

Get in touch with
our experts in finance software

Building and modernising financial systems often involves balancing security, compliance, operational continuity, and customer expectations. During a free consultation, you’ll speak directly with experienced specialists who understand these challenges and can help you explore the best path forward.
Aidas Vagonis
Partner
Ian Nelis
Partner
Viesturs Bulāns
Partner

You will be in good hands

Our customers consistently rate us as the best external software development partner. We achieve this through long-term collaboration, stable delivery teams, and deep domain knowledge.

Trusted by leading organisations across enterprise, government, and regulated industries, we support clients through development centres in Estonia, Latvia, Lithuania, and Poland, with additional offices in Switzerland, Germany, India, Nigeria, the USA, and Uruguay. 

70+
Net Promoter Score
1500+
experts across the world
650+
projects completed
150%
efficiency improvement
20
locations

Frequently asked questions

Still have questions? Get in touch with our finance and banking software experts to discuss your needs and next steps.

What types of financial organisations do you work with?

We work with commercial banks, financial services providers, fintechs, payment businesses, public finance organisations, and other regulated institutions that need secure, business-critical digital solutions.

How do you help banks modernise legacy systems without disrupting day-to-day operations?

We support phased modernisation, integration with legacy environments, and gradual migration of critical functions and data so core services remain stable and uninterrupted.

Can you support instant payments and verification of payee?

Yes. Payment platforms can be designed to support instant-payment workflows and verification-of-payee requirements introduced under the EU Instant Payments Regulation.

How do you address DORA requirements in financial software?

We design for resilience from the start, with strong security, auditability, incident readiness, and robust third-party integrations aligned with the EU’s DORA framework.

Can your systems support open finance and customer-controlled data sharing?

Yes. We can design financial platforms for open-finance use cases, including customer-controlled data sharing aligned with the  EU’s proposed Financial Data Access framework.

Do you build fraud detection and transaction monitoring solutions?

Yes. We develop systems that help financial organisations monitor transactions, detect suspicious activity, and strengthen trust in digital services.

Can you improve accessibility in digital banking and payment services?

Yes. We help organisations design more accessible digital services in line with the EU-wide accessibility requirements that apply to banking and payment services.

How does cooperation typically start?

Usually with a discovery discussion where we analyse your current systems and define the best approach to move forward.

How do you collaborate with finance and banking companies?

We offer flexible collaboration models, including dedicated product teams, hybrid teams, consulting, and specialised support.