Auburn, Maine, United States · Hybrid
Software Developer (.NET) - Certified Software Developer (.NET) — own system design, lead technical teams, and drive end-to-end development. Far-site remote, 200 PLN net/h B2B. IT · Multiple locations · Fully Remote Abou…
Skills: .NET, System Design, UML, Software Architecture, Scrum
Łódź, Łódź Voivodeship, Poland · Hybrid
AI Engineer (Expert) Salary: up to 170 PLN/h net (B2B) Location: Warsaw, Gdańsk, or Łódź (Hybrid: 1 day/week in the office) Language: English (Fluent) About the client: Our client is a well-established, international ins…
Skills: Python, Generative AI, LLMs, RAG, Agentic AI
Łódź, Łódź Voivodeship, Poland · Remote Solely
$125/hr–$130/hr
Mid/Senior Full-Stack Engineer Optiveum is looking for a Mid/Senior Full-Stack Engineer for a long-term, engaging project. The cooperation is based on a B2B contract directly with Optiveum, starting ASAP. The Client You …
Skills: React Native, Next.js, NestJS, TypeScript, Go
Łódź, Łódź Voivodeship, Poland · Remote Solely
$125/hr–$130/hr
Mid/Senior Full-Stack Engineer Optiveum is looking for a Mid/Senior Full-Stack Engineer for a long-term, engaging project. The cooperation is based on a B2B contract directly with Optiveum, starting ASAP. The Client You …
Skills: TypeScript, JavaScript, React Native, Next.js, NestJS
Łódź, Łódź Voivodeship, Poland · Hybrid
$130/hr–$160/hr
System Analyst – Data Warehouse & GCP System Analyst with strong SQL, data modelling and data integration experience for a long-term data warehouse project at one of Poland’s largest banks. Hybrid work in Warsaw, 12+ mon…
Skills: SQL, Data Modeling, Data Integration, ETL, Google Cloud Platform
Capon Bridge, West Virginia, United States · Hybrid
About the Client Our client is a well-established organization in the insurance industry, known for its collaborative, Swedish-style work culture. You will be joining a long-term initiative (planned for 2-3 years) to dri…
Skills: Java, Microservices, Distributed Systems, Domain-Driven Design, SQL
Capon Bridge, West Virginia, United States · Hybrid
$180/hr–$190/hr
Senior IT Solutions Architect – Mobile & Cloud BankingAbout the Client Our client is Poland’s largest financial institution and a market leader in digital banking, delivering cutting-edge services to millions of active d…
Skills: Solution Architecture, Microservices, Kubernetes, Cloud-Native Design, OAuth 2.0
Brussels, Brussels-Capital, Belgium · Remote Solely
SAP DRC Finance Consultant (FICO) Location: 100% Remote (Anywhere in the EU) Working Hours: EMEA time zone Salary: Up to 180 PLN/h or 42 EUR/h (Net, B2B) Duration: start ASAP and a minimum of 1 year project Engagement: F…
Skills: SAP DRC, SAP FICO, S/4HANA, eDocument Cockpit, Application Interface Framework
Capon Bridge, West Virginia, United States · Hybrid
Senior Java Developer About our Client You will be working for a prominent player in the banking industry, helping shape the future of digital business banking across the Nordic region. The client builds and delivers inn…
Skills: Java 21+, Spring Boot 3.4, Spring WebFlux, Hibernate, REST APIs
Capon Bridge, West Virginia, United States · Hybrid
$140/hr–$160/hr
Senior System AnalystAbout the Client & Cooperation Model Our Client is a prominent, innovation-driven financial institution (one of the largest banks in Poland) on a mission to revolutionize the banking sector through m…
Skills: BPMN, UML, Enterprise Architect, Agile, System Analysis
Capon Bridge, West Virginia, United States · Hybrid
$100/hr–$130/hr
About the Client & Cooperation Model Our Client is a prominent, innovation-driven financial institution (one of the largest banks in Poland) on a mission to revolutionize the banking sector through modern technology and …
Skills: BPMN, UML, Enterprise Architect, Agile, System Analysis
Capon Bridge, West Virginia, United States · Hybrid
$100/hr–$130/hr
About the Client & Cooperation Model Our Client is a prominent, innovation-driven financial institution (one of the largest banks in Poland) on a mission to continuously improve its banking processes and core products. *…
Skills: Business Analysis, Mortgage Domain Knowledge, Agile Methodologies, Product Backlog Management, Business Process Modeling
Capon Bridge, West Virginia, United States · Hybrid
Job Title: Cybersecurity Specialist About the Client Our client is a prominent player in the European banking and financial sector. They operate within a collaborative, Swedish organizational culture and offer a highly i…
Skills: Insider Threat Program, Risk Assessment, Cyber Security Tools, Technical Documentation, Project Management
Sofia, Sofia-City, Bulgaria · Remote Solely
$5k–$7k/mo
Senior Mobile Ad Monetization Engineer (Android) About our client Our client is a fast-growing, profitable mobile app company building AI-powered consumer applications used by millions of users worldwide. About the role …
Skills: Kotlin, Java, Android SDK, AppLovin MAX, Google AdMob
Auburn, Maine, United States · Hybrid
$140/hr–$170/hr
Senior / Expert Java Developer About the Client Our client is a major international player in the banking industry. You will be joining their IMSecurities department, contributing to a large-scale technological transform…
Skills: Java, Spring Boot, Spring Integration, REST Services, Microservices
Capon Bridge, West Virginia, United States · Remote Solely
Expert Pega Architect (SSA/LSA) Location: FULL REMOTE (from Poland) Work Model: 100% Remote Rate: Up to 180 PLN/h net B2B About the Role At Optiveum, we connect top IT professionals with exciting tech initiatives. By joi…
Skills: Pega PRPC, Pega Infinity, Constellation Configuration, Architecture Design, Enterprise Application Integration
Capon Bridge, West Virginia, United States · Hybrid
System Analyst About the Client & Cooperation Model Our Client is a prominent, innovation-driven financial institution on a mission to revolutionize the banking sector through cutting-edge AI, MLOps, and Data solutions. …
Skills: System Analysis, IT Analysis, BPMN, UML, SOA
Capon Bridge, West Virginia, United States · Hybrid
Senior DevSecOps Engineer Our Client is a prominent, innovation-driven financial institution on a mission to revolutionize the banking sector through cutting-edge AI, MLOps, and Data solutions. They replace traditional f…
Skills: Kubernetes, CI/CD, GitOps, Terraform, GCP
Capon Bridge, West Virginia, United States · Hybrid
Embedded Engineer — Linux Kernel & E-Ink Embedded Engineer Our Client is a Polish technology company creating minimalist consumer electronics designed to support focus, calm, and a healthier relationship with technology.…
Skills: C Programming, Linux Kernel Development, Hardware Drivers, I2C, SPI
Liverpool, England, United Kingdom · Remote Solely
Business Development Consultant (Freelance / Fractional - remote) Location: United Kingdom (Remote) Employment Type: Freelance / Part-Time / Fractional (with scaling potential) Experience Level: mid-level Industry: IT Co…
Skills: B2B Sales, Business Development, IT Outsourcing, Staff Augmentation, Account-Based Marketing
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You will lead technical teams in designing, building, and optimizing complex enterprise-level .NET software systems. Responsibilities include translating business requirements into technical designs, ensuring performance and security standards, and providing 2nd and 3rd line technical support.
Candidates must have at least 4 years of IT experience, including 2 years in complex enterprise systems and .NET development. A bachelor's degree in an ICT-relevant field and a professional .NET certification are mandatory requirements.
IT · Multiple locations · Fully Remote
At Optiveum, we connect top IT professionals with exciting tech initiatives. In this case, we are the recruitment partner acting within the TimeDev Framework Agreement to provide outsourcing consultants for our partner organization. By taking part in this long-term project, you will be contributing as a Software Developer to support a major European institution.
We are looking for a Software Developer (.NET) to take an active role in designing, building, and optimizing enterprise-level software systems.
In this position, you will lead development initiatives, implement robust solutions across data, business logic, and UI layers, and ensure software meets stringent security, performance, and quality standards. You will work closely with other technical teams to prototype solutions and support complex enterprise frameworks.
Design and develop the system, translating requirements into technical design.
Lead development teams and set software development standards.
Design applications using UML and optimize software for performance, security, and quality.
Propose technical solutions for business needs and solve complex technical problems.
Estimate effort and time for development.
Produce technical documentation and effectively document developments.
Manage configuration, releases, and collect/interpret software metrics.
Contribute to requirements analysis, testing, quality assurance, change management, and deployment.
Test solutions, develop testing tools, and prototype new features.
Act as 2nd and 3rd line technical support.
Experience: Minimum 4 years of overall IT-relevant professional experience, including at least 2 years of project experience relevant to the profile (or in a similar position).
Specific Domain Expertise: At least 2 years of experience with mission-critical complex enterprise systems, specifically including asset and/or human resources management, as well as financial management.
Technology Stack: Expert in developing enterprise-level software systems in the .NET technology domain.
Proficient in designing and developing the data layer, business logic layer, and UI layer.
Strong knowledge of UML and ability to design applications in UML.
Completion of at least 1 full lifecycle of a software solution.
Process & Leadership: Experience working in Scrum developments, capable of leading technical teams, and strong problem-solving skills.
Language: Fluent English (minimum B2 level / CEFR).
Education (Level 6): Minimum Bachelor’s degree (or 3 years of higher education confirmed by a diploma). An ICT-relevant degree is mandatory.
You must possess at least one of the following:
An Intermediate level certificate in software development relevant to the domain (.NET).
An equivalent internationally recognized certification (subject to acceptance as a valid credential by the Contracting Authority).
Salary: max 200 net / hour.
Contract Type: B2B agreement.
Type of Work: Remote with ocassional visits to the client HQ in Warsaw, Poland
We help companies grow. IT & Technical recruitment & outsourcing, process optimization and consulting Poland & CEE
Based on our own over 20 years of international experience in the field of IT recruitment and outsourcing, training, labor law, process optimization and consulting , we help companies that plan to develop operations in Poland and Central and Eastern Europe. We support companies (IT and other Tech Industries; including startups) to come and grow in Poland/ Central Europe by building up teams (mainly IT & Sales); go-to-market strategies; sales outsourcing; legal advice. Contact us to learn how we can help you enter and thrive in Central Europe: info (at) optiveum.com
Offices: WARSZAWA, mazowieckie 02-063, PL · ul. Tomasza Zana 43 lok. 2.1, Lublin, lubelskie 20-601, PL
We help companies grow. IT & Technical recruitment & outsourcing, process optimization and consulting Poland & CEE
Based on our own over 20 years of international experience in the field of IT recruitment and outsourcing, training, labor law, process optimization and consulting , we help companies that plan to develop operations in Poland and Central and Eastern Europe. We support companies (IT and other Tech Industries; including startups) to come and grow in Poland/ Central Europe by building up teams (mainly IT & Sales); go-to-market strategies; sales outsourcing; legal advice. Contact us to learn how we can help you enter and thrive in Central Europe: info (at) optiveum.com
Offices: WARSZAWA, mazowieckie 02-063, PL · ul. Tomasza Zana 43 lok. 2.1, Lublin, lubelskie 20-601, PL
