Senior Software Engineer (.NET)

Relational • English • JavaScript • TypeScript • SQL • C# • 2 days ago
Smart Apply
Similar jobs
1,530,856open jobs
91,667companies
233,384added this week
Browse all
Salary
≈ $29k – $85k per year (Estimated)
Location
Hybrid (Kallithea, Greece)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Mar 16, 2026. Relational scores B on the Alion truth index.

Overview
Company
Impact
Profile match

Relational

Relational is a fintech company that builds technology solutions for the financial services industry and serves clients worldwide. It hires IT solutions account managers, business analysts, DevOps engineers and Angular software engineers. The company is headquartered in Kallithea, Greece.
relationalfs.com • HQ: Kallithea, Greece • Financial Software & Embedded Finance
Tech stack of Relational

We are seeking a Senior Software Engineer (.NET) to contribute to the development of advanced, high-value solutions for leading Financial Services clients. You will work with modern technologies such as C#, microservices and ASP.NET MVC within a structured Agile environment, supporting both product delivery and architectural direction. As part of our Product-Chapter Matrix, you will collaborate with an established engineering community dedicated to quality, reliability, and continuous improvement.

The Role

  • Own features end-to-end: From discovery and design to implementation and rollout.

  • Architect & Scale: Build resilient .NET microservices and REST APIs.

  • Mentor: Guide teammates, conduct code reviews, and promote engineering best practices.

  • Solve: Proactively address technical risks and complex challenges in an Agile environment.

  • Collaborate: Work closely with BAs and stakeholders to translate business needs into robust code.

What You Bring

  • 5+ years of experience with C#, .NET, and ASP.NET Web API / MVC.

  • Deep CS Foundations: Expertise in design patterns, data structures, and OOP.

  • Data Expertise: Strong SQL skills (query design, performance, and schema modeling).

  • Distributed Systems: Experience with microservices, messaging, and system resiliency.

  • Communication: Clear verbal and written English.

  • Bonus points: Hands-on with Docker, Kubernetes, Azure DevOps, or Angular.

Our Tech Landscape

  • Backend: .NET (C#), Web API, Microservices, MVC.

  • Data/DevOps: SQL Server, PostgreSQL, Redis, Azure DevOps, Git.

  • Observability: Prometheus, Grafana, Jaeger, OpenTelemetry.

  • Infrastructure: Docker, Kubernetes.

Why Relational FS?

  • Community: Structured mentoring and coaching via our engineering chapters.

  • Balance: Hybrid work model and a people-centric culture.

  • Security: Private health insurance and competitive salary from Day 1.

  • Impact: Shape complex, large-scale products for top-tier global clients.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,530,856 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Kallithea
In office • Full-Time • 3+ years exp • Pune
Python
JavaScript
Java
TypeScript
SQL
Java
Spring Framework
Maven
Spring Boot
Gradle
Apache Tomcat
Databases
Databricks
Delta Lake
AI/ML
Copilot
Spark
Frontend
Angular
React.js
DevOps
Rest API
GCP
Azure
CI/CD
Jenkins
AWS
Docker
Kubernetes
Apache HTTP Server
Cybersecurity
SonarQube
Analytics
ETL/ELT
Management
Agile
Scrum
Kanban
Apply
Backend Engineer 19 days ago
$78k – $112k per year • Remote (Germany) • Full-Time
JavaScript
TypeScript
Databases
PostgreSQL
pgvector
AI/ML
AI Agents
Arize Phoenix
LiteLLM
Promptfoo
Vercel AI SDK
Frontend
Tailwind CSS
Next.js
React.js
React Query
Zod
Mobile
React Native
Expo
DevOps
Terraform
DigitalOcean
Helm
Azure DevOps
Cilium
Azure
Scaleway
ArgoCD
Kubernetes
Apply
AI Product Engineer 19 days ago
$78k – $112k per year • Remote (Germany) • Full-Time • 3+ years exp
JavaScript
TypeScript
Databases
PostgreSQL
pgvector
AI/ML
AI Agents
Arize Phoenix
LiteLLM
Promptfoo
LLM
RAG
LLM Guardrails
Vercel AI SDK
Frontend
Tailwind CSS
Next.js
React.js
React Query
Zod
React Three Fiber
drei
Mobile
React Native
Expo
DevOps
DigitalOcean
Azure
Scaleway
Apply
$54k – $134k per year • In office • Full-Time • Riga
DevOps
Linux
Unix
Apply
$40k – $134k per year • In office • Full-Time • Riga
Python
C#
C++
DevOps
Linux
Unix
Apply
Quality Engineer 1 day ago
≈ $7.5k – $22k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Bachelor's Degree • Pune
Python
JavaScript
TypeScript
SQL
Apex
Apex
Copado
MuleSoft
DevOps
Azure DevOps
GitHub Actions
Azure
CI/CD
Jenkins
Management
Jira
Agile
Scrum
QA
Selenium
Cypress
Playwright
Postman
Rest-Assured
Apply
In office • Full-Time • 5+ years exp
Python
SQL
Databases
ClickHouse
Apache Kafka
Google BigQuery
BigQuery
AI/ML
Dagster
dbt
Time Series Forecasting
DevOps
GCP
CI/CD
Analytics
ETL/ELT
Apply
≈ $62k – $119k per year (Estimated) • In office • Full-Time • 2+ years exp • United States
Python
SQL
Analytics
Power BI
Management
Google Sheets
Apply
In office • Full-Time • 5+ years exp
DevOps
Rest API
IoT
MQTT
Apply
In office • Full-Time
Python
SQL
AI/ML
Anomaly Detection
Time Series Forecasting
Robotics
Digital Twin
Apply
Hybrid • 1+ year exp • Kallithea
SQL
C#
C#
ASP.NET Core
Databases
Redis
DevOps
Rest API
Azure DevOps
Prometheus
Azure
CI/CD
Git
Docker
Kubernetes
Grafana
Management
Agile
Apply
≈ $32k – $74k per year (Estimated) • In office • 6+ years exp • Bachelor's Degree • Kallithea
Apply
≈ $32k – $74k per year (Estimated) • In office • 8+ years exp • Greece
DevOps
Splunk
Datadog
Dynatrace
AIOps
Management
ServiceNow
ITSM
Apply
IT Business Analyst 2 days ago
≈ $22k – $59k per year (Estimated) • In office • Bachelor's Degree • Kallithea
SQL
Databases
MS SQL
Management
Agile
BPMN
Apply
DevOps Engineer 2 days ago
≈ $31k – $86k per year (Estimated) • Hybrid • 5+ years exp • Kallithea
Go
DevOps
Terraform
Helm
Azure DevOps
Jaeger
Loki
OpenTelemetry
Kustomize
Prometheus
Azure
CI/CD
GitOps
ArgoCD
Docker
Kubernetes
Grafana
Azure AKS
Progressive Delivery
Apply
Hybrid • 1+ year exp • Kallithea
SQL
C#
C#
ASP.NET Core
Databases
Redis
DevOps
Rest API
Azure DevOps
Prometheus
Azure
CI/CD
Git
Docker
Kubernetes
Grafana
Management
Agile
Apply
≈ $32k – $74k per year (Estimated) • In office • 6+ years exp • Bachelor's Degree • Kallithea
Apply
IT Business Analyst 2 days ago
≈ $22k – $59k per year (Estimated) • In office • Bachelor's Degree • Kallithea
SQL
Databases
MS SQL
Management
Agile
BPMN
Apply
DevOps Engineer 2 days ago
≈ $31k – $86k per year (Estimated) • Hybrid • 5+ years exp • Kallithea
Go
DevOps
Terraform
Helm
Azure DevOps
Jaeger
Loki
OpenTelemetry
Kustomize
Prometheus
Azure
CI/CD
GitOps
ArgoCD
Docker
Kubernetes
Grafana
Azure AKS
Progressive Delivery
Apply
Hybrid • Bachelor's Degree • Kallithea
JavaScript
TypeScript
C#
C#
.NET
Frontend
Tailwind CSS
Angular
PrimeNG
NgRx
DevOps
Rest API
Azure DevOps
Azure
Docker
Kubernetes
Design
Figma
Management
Agile
Apply
See all jobs
This is one of many
1,530,856 more open roles from verified company boards, updated every day.
Browse all jobs Get matched roles