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Senior Software BE Engineer Finland Jobs

12 Job Offers

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Senior Software Engineer, Supercell ID
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Join Supercell in Helsinki as a Senior Software Engineer for the critical Supercell ID platform. You will design, build, and operate secure, high-scale systems for millions of players, ensuring safety and reliability. This role requires strong Java/AWS skills, a security mindset, and end-to-end o...
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Finland , Helsinki
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Not provided
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Supercell
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Until further notice
Senior Full Stack Software Engineer
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Join our PostgreSQL Developer Experience team in Helsinki as a Senior Full Stack Engineer. You will transform complex PostgreSQL features into elegant, intuitive interfaces using Python, React, and TypeScript. This role focuses on end-to-end developer experience, from onboarding to data-driven im...
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Finland , Helsinki
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Aiven Deutschland GmbH
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Senior Software Engineer, Social Tech
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Join our Social Tech team in Helsinki as a Senior Software Engineer. You will build and own scalable Java/AWS backend services for in-game social features used by millions. We seek a strong collaborator with expertise in cloud-native development, APIs, and databases. This role offers technical ow...
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Finland , Helsinki
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Supercell
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Senior Software Engineer
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Finland , Helsinki
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Aiven Deutschland GmbH
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Senior Frontend Software Engineer - Business Automation
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Finland , Espoo
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5500.00 - 7500.00 EUR / Month
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ICEYE
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Senior Backend Software Engineer
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Finland , Espoo
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5500.00 - 7500.00 EUR / Month
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ICEYE
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Senior Software Engineer (PHP)
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Join our Data Management team in Helsinki as a Senior Software Engineer (PHP). You will architect and build features from scratch, handling large data volumes and ensuring high code quality. We offer an attractive compensation package with equity, a learning budget, and modern work equipment.
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Finland , Helsinki
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Supermetrics
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Senior Software Engineer
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Join Aiven in Helsinki as a Senior Software Engineer. Develop and scale our PostgreSQL cloud services using Python in a hybrid work model. We seek your 5+ years of Python and database expertise to build reliable, automated systems. Enjoy equity, extensive benefits, and career growth support.
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Finland , Helsinki
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Aiven Deutschland GmbH
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Senior Software Engineer I
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Join EnergyHub's Kapacity.io team in Helsinki as a Senior Software Engineer I. Architect scalable solutions using Go/Python, AWS, and PostgreSQL to optimize energy demand. Drive high-impact projects in climate tech with a team of ex-YC founders. Enjoy career growth, a supportive culture, and a fo...
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Finland , Helsinki
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5500.00 - 6500.00 EUR / Month
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EnergyHub
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Senior AOCS Software & GNC Engineer
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Join our team in Espoo as a Senior AOCS Software & GNC Engineer. Design and maintain fault-tolerant attitude control software using Simulink/C++ to optimize satellite pointing and agility. We seek your expertise in control theory, Kalman filtering, and spacecraft/drone AOCS design. Enjoy relocati...
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Finland , Espoo
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ICEYE
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Senior Software Engineer - Satellite Fleet Automation
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Join our team in Espoo as a Senior Software Engineer for Satellite Fleet Automation. Design and build intelligent, high-availability backend systems to autonomously operate a leading SAR satellite constellation. Leverage your expertise in Python/Go/Rust, distributed systems, and cloud tech to sol...
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Finland , Espoo
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ICEYE
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Senior Software Engineer - Satellite Payload Downlink
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Join our team in Espoo as a Senior Software Engineer specializing in satellite payload downlink. You will design and operate high-performance, low-latency data delivery systems, integrating global ground station streams. We seek an expert in Go/Python with proven experience in distributed systems...
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Finland , Espoo
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6000.00 - 8000.00 EUR / Month
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ICEYE
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Until further notice

About the Senior Software BE Engineer role

Explore a world of opportunity in senior software backend engineering jobs, where experienced professionals architect the core logic and services that power modern applications. A Senior Backend Engineer is a pivotal technical leader responsible for designing, building, and maintaining the server-side components, databases, and APIs that form the foundation of software systems. This role goes beyond writing code; it involves making critical architectural decisions that ensure scalability, reliability, security, and performance as user bases grow and data volumes increase.

Professionals in these jobs typically own the end-to-end development of robust backend services. Common responsibilities include designing and implementing efficient data models and database schemas, building well-documented and secure RESTful or GraphQL APIs, and developing the business logic that drives application functionality. They are deeply involved in integrating various third-party services, managing authentication and authorization systems, and ensuring data integrity and protection. A significant part of the role is optimizing system performance, diagnosing complex bottlenecks, and planning for scalability, often using cloud-native patterns like microservices, serverless functions, and event-driven architectures. Furthermore, senior engineers are expected to establish and champion best practices in code quality, testing, and deployment, frequently mentoring junior team members and collaborating closely with frontend engineers, DevOps specialists, and product managers.

The typical skill set for these senior roles is extensive. Proficiency in one or more backend programming languages such as Python, Java, Go, C#, or Node.js is fundamental. A strong grasp of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB), is essential. Candidates are expected to have hands-on experience with cloud platforms like AWS, Azure, or Google Cloud, and with infrastructure-as-code tools such as Docker and Kubernetes. Understanding CI/CD pipelines, version control with Git, and comprehensive testing strategies are standard requirements. Beyond technical prowess, successful senior backend engineers possess excellent problem-solving abilities, clear communication skills for articulating complex technical concepts, and a proven track record of taking ownership of projects from conception to deployment and iterative improvement. For those with the requisite experience and a passion for building resilient systems, senior software backend engineer jobs offer a challenging and rewarding career path at the heart of technological innovation.

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