assistant 2025 English-speaking jobs in Leszno

Business Analyst to design customer journeys, create prototypes, gather requirements, and document user stories. Analyze contact center processes, map and optimize workflows, and collaborate with stakeholders.

Develop and maintain advanced analytics solutions to improve IT stability and service performance. Build ML and neural network models to predict incidents and optimize operational parameters.

The Lead – Service Delivery, Data & Analytics is a technical delivery lead for complex Data & Analytics customer engagements. This role requires strong Java development experience, cloud-native architecture knowledge, and experience with data platforms, streaming, and event-driven systems. The Lead will participate in customer discussions, lead technical design and implementation, and ensure high-quality delivery outcomes. This role requires airline industry experience and the ability to independently lead complex technical workstreams.

Data Analyst will develop and maintain dashboards, analyze payment data, and identify trends to improve processes and optimize revenue. Collaborate with teams to gather data requirements and ensure accuracy. Requires a technical background, strong analytical skills, and experience with data visualization tools.

Solution Account Manager will drive revenue growth with existing customers and expand Belden's presence in the Process & Energy sector across Central and Eastern Europe. Responsibilities include developing sales strategies, managing sales funnels, and collaborating with Customer Innovation Centers. Requires a degree in Business, Marketing, or Engineering, proven sales experience in the Process & Energy sector, and fluency in English and at least one other relevant language.

Senior Cloud Security Operations Engineer needed for a Swiss IT company. Will ensure secure, resilient, and auditable cloud environments (AWS and/or Azure). Responsibilities include operating secure production systems, incident response, system hardening, and continuous security improvement. Requires 6-8 years of experience in Cloud Engineering, SRE, DevOps, or Security Operations with strong hands-on experience with AWS and/or Azure, Kubernetes, and Infrastructure-as-Code.

Process Manager to analyze insurance processes, identify inefficiencies, and lead improvement initiatives. Requires 3+ years of experience in process improvement within financial services, strong analytical skills, and fluency in English and German.

Technical Lead will support development of new 5G RAN features, work with UPC SW architecture changes, and review design solutions. Responsibilities include defining product development strategy, improving general quality of Scheduler, and driving domain module test strategy. Requires hands-on experience in C/C++ programming, development of real-time embedded systems, and strong analytical and problem-solving abilities. Knowledge of 5G and LTE standards is an advantage.

Designs and implements AI behaviors and systemic encounters for NPCs, ensuring meaningful challenge and intelligent actions. Translates high-level vision into in-game solutions, considering technical constraints. Collaborates with programming and animation teams to synchronize NPC motion and behavior.

Experienced Business Development Manager needed to spearhead expansion across 15 Eastern European countries. Focus on identifying new customers, expanding market share, and supporting existing customers. Requires HVAC industry experience, technical sales expertise, and fluency in English and Polish.

Software Developer in Test will lead testing and automation efforts for purchasing, account, and authentication services. Responsibilities include manual testing, bug reporting, test automation, and collaborating with developers. Requires proficiency in Java, shell scripting, and test automation frameworks. Familiarity with CI tools, performance testing, and project tracking tools is also needed.

Senior Lead Database Engineer to design, implement, and maintain a cloud-based unified platform. Requires 7+ years of SQL Server experience, Azure SQL expertise, and API integration knowledge.

Senior/Staff Product Engineer to build and ship full-stack product features for an AI-native accounting platform. Requires 5+ years of experience building production web applications, strong React and TypeScript expertise, and solid backend experience (Node.js preferred).

Supervises the Quality Department, ensuring efficient functioning and implementation of the Quality Policy. Manages quality reporting, documentation, complaints, and customer contact. Oversees quality control, establishes quality indicators, and ensures compliance with quality requirements for materials, products, and services. Requires 5+ years of quality management experience, including 1 year in team management, higher education, and English language proficiency (B2 level).

Business Manager for international expansion in Poland. Develop client relationships, recruit consultants, and support office growth strategy. Requires a Master's degree, business development experience, and fluency in English and Polish.

Senior Software Engineer will design, build, and deploy features across a Java and Python stack. Responsibilities include applying AI across the full development cycle and working on problems at the intersection of identity, trust, and compliance. Must have 3+ years of professional software engineering experience with real production exposure and a solid foundation in Java and/or Python.

As a Sales Development Representative, you will generate new business opportunities through proactive outreach and lead discovery. You will identify prospects, provide product information and quotations, and collaborate with colleagues on sales activities.

Lead end-to-end response to high-priority cybersecurity incidents, coordinating from detection to closure. Rapidly assess, triage, and prioritize incidents, delegate tasks, and provide regular status reports. Possess strong experience in Information Security Incident Management, including large-scale, complex cases and best practices. Hold a Master's degree and/or have 5+ years in incident handling, security operations, or IT incident management, with a track record of leading teams. Possess or are pursuing advanced security certifications (e.g., CISSP, CISSP-ISSAP, CISM).

Evaluates and analyzes merchant applications, conducts due diligence, and assesses risk levels. Collaborates with teams to gather documentation and information. Monitors merchant accounts for unusual activity and stays current on card scheme rules and regulations.

Design, develop, and implement predictive models, algorithms, and statistical analyses to uncover patterns and trends within structured and unstructured data. Collaborate with cross-functional teams to identify business challenges and formulate data-driven solutions. Conduct comprehensive data analysis, including data cleansing, feature engineering, and model evaluation. Apply advanced machine learning techniques to develop state-of-the-art models. Work with big data technologies and distributed computing frameworks. Communicate complex technical concepts to both technical and non-technical stakeholders. Mentor and provide guidance to junior data scientists.