.NET Migration Engineer Job at Orbis Consultants (London)

Senior .NET Migration Engineer

Critical Hedge Fund Migration – Senior .NET Migration Engineer. I’m working with...

Location

United Kingdom , London

Salary:

250000.00 GBP / Year

Orbis Consultants

Expiration Date

Until further notice

Requirements

Deep experience with both .NET Framework and .NET Core, and demonstrable experience migrating between the two
Strong hands-on knowledge of Entity Framework, including the differences and pitfalls when porting to .NET Core
Practical experience with ASP.NET in legacy and modern contexts
Solid skills with Kubernetes, Docker, and Helm – ideally having deployed and operated .NET applications in containerised environments

Job Responsibility

Taking technical ownership of major parts of the migration from .NET Framework on Windows to .NET Core running on Kubernetes
Refactoring, rewriting, and modernising legacy codebases for performance, reliability and maintainability
Supporting containerisation efforts with Docker and Helm, targeting deployment into Kubernetes
Working within the client’s CI/CD environment (TeamCity, Octopus Deploy, GitHub Actions) to support seamless integration of new components
Advising on architectural best practices during the migration process, and helping mentor internal team members where needed

Fulltime

.NET Software Engineer

We are looking for a skilled .NET Software Engineer to join our team in Rock Isl...

Location

United States , Rock Island

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

A minimum of 5 years of experience in software development with a focus on .NET technologies
Proficiency in C# programming and JavaScript for full-stack or specialized development
Hands-on experience with Azure DevOps and GitHub for version control and build release management
Familiarity with Blazor or Service Bus and their application in software solutions
Strong understanding of Agile methodologies and experience working in Agile SDLC environments
Solid knowledge of Microsoft SQL Server and API development practices
Excellent problem-solving skills and attention to detail
Strong communication and collaboration abilities to work effectively within a team

Job Responsibility

Develop, test, and maintain software applications using the latest .NET technologies, including .NET 2022
Collaborate with cross-functional teams in an Agile environment to deliver robust and scalable solutions
Write clean, efficient, and well-documented code using C# and JavaScript
Utilize tools like Azure DevOps to manage code repositories and streamline development workflows
Contribute to API development and integration to enhance platform functionality
Work with technologies such as Blazor and Service Bus to build modern, user-friendly applications
Participate in Agile ceremonies, including sprint planning, stand-ups, and retrospectives
Ensure software quality through rigorous testing and adherence to best practices
Stay updated on industry trends and emerging technologies to continuously improve development processes
Assist in the migration of code and processes to Azure DevOps as needed

What we offer

medical, vision, dental, and life and disability insurance
eligible to enroll in our company 401(k) plan

Fulltime

Programmer Analyst

Location

United States , Frisco

Salary:

Not provided

InfoSmart Systems

Expiration Date

Until further notice

Requirements

Bachelor in Engineering with 2
Prepare requirement and detailed design documents
Experience with migrating applications from .Net 1.1 to .Net 3.5
Design and development using C#, ASP.Net, VB.Net
Involve in deploying the application, System Integration Test, User Acceptance Test with client
Involve in creating database tables, writing stored procedures and constraints using SQL Server 2008

Senior C# Developer – Pricing Engines

Join a fast-paced trading tech environment where your C# code powers real-time p...

Location

Netherlands , Amsterdam

Salary:

Not provided

Levy Professionals

Expiration Date

Until further notice

Requirements

Extensive experience with C#/.NET in complex back-end or trading systems
Proven low-latency, high-throughput engineering expertise (ideally in pricing or market data)
Deep knowledge of concurrency, async IO, performance tuning, profiling, TCP/binary protocols
Strong understanding of financial markets: FX spot/forwards/swaps, bonds, IR swaps, curves, PV/DV01
Experience working with front-office stakeholders
Clear communication and the ability to simplify complex concepts

Job Responsibility

Build high-performance C# services on .NET Core for real-time pricing and risk
Refactor and migrate existing C# and Java components into a unified .NET Core platform
Optimise multithreading, memory, GC and network performance on bare-metal servers
Implement curve handling and curve location for FX, bonds and rates
Integrate with trading tools, market data feeds and external pricing/execution platforms
Ensure safe, efficient price distribution via internal messaging
Contribute to automated testing, CI/CD and observability in a 24/7 trading setup
Work in an agile DevOps team with shared support responsibilities

Site Reliability Engineer/ Sr DevOps

We are offering a contract to permanent employment opportunity for a Site Reliab...

Location

United States , Woodland Hills

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

Minimum of 5 years experience in a similar role
Proven expertise in Amazon EC2
Experience with Ansible for configuration management
Knowledge of Apache ANT+ and Apache Tomcat
Familiarity with Atlassian Jira for project management
Experience in AB Testing methodologies
Proficiency in Agile Scrum methodologies
Demonstrated skills in automation processes
Comprehensive understanding of AWS Technologies
Ability to perform Cluster Analysis

Job Responsibility

Architect and design applications for migration, ensuring they align with compliance standards and best practices
Actively participate in building solutions and gain an acute understanding of core infrastructure services and their interaction with applications
Provide technical leadership to offshore teams, aiding in the distribution of leadership tasks
Execute scripting tasks within a C# and .NET environment
Understand and manage the interaction between Service Bus, messaging queues, and other applications, and their subsequent impact on infrastructure
Work extensively with Azure and AWS ecosystems
Ensure the smooth functioning of applications by understanding the intricacies of infrastructure services
Utilize AWS and Azure expertise in scripting within C# and .NET environment
Handle the interaction of Service Bus or messaging queues with other applications and its impact on infrastructure
Engage in hands-on work to build solutions while understanding the interaction of core infrastructure services with applications

What we offer

Medical, vision, dental, and life and disability insurance
Eligibility to enroll in company 401(k) plan

Fulltime

Middle Python Engineer

Our client is providing cloud-based software solutions for the professional and ...

Location

Poland; Croatia

Salary:

Not provided

ELEKS

Expiration Date

Until further notice

Requirements

3+ years of professional experience in Python backend development
Practical experience with LLMs / AI integrations (OpenAI, Azure OpenAI, LangChain, Hugging Face, or similar)
Hands-on experience with Azure Cloud in preferred
Ability to read and understand .NET (C#) codebase (no coding required)
Upper-Intermediate English level or higher

Job Responsibility

Design, develop, and maintain Python-based components supporting LLM functionalities
Integrate LLMs and AI services into the existing .NET-based product
Work with Azure services to deploy and scale AI-driven solutions
Contribute to CI/CD and DevOps processes (migration from Jenkins to Azure DevOps)
Collaborate with cross-functional teams to ensure smooth integration and delivery
Participate in architecture and design discussions, proposing improvements for performance and scalability
Support and maintain existing chatbot functionality based on Python

What we offer

Close cooperation with a customer
Challenging tasks
Competence development
Team of professionals
Dynamic environment with low level of bureaucracy

Lead Data Migration Engineer with .NET

You will lead the data migration workstream for a compliance-critical public-sec...

Location

Poland , Wrocław; Bielsko-Biała

Salary:

145.00 - 170.00 PLN / Hour

Cshark

Expiration Date

Until further notice

Requirements

Proven experience with large-scale data migration projects: ETL, transformation pipelines, cutover planning
Hands-on experience with event sourcing (relational-to-event model transformation): decomposing relational data into domain events with deterministic ordering
Experience with legacy database analysis: reverse-engineering un(der)documented schemas, understanding data semantics and relationships without complete documentation
Experience with data quality handling: nulls, duplicates, inconsistent formats, missing fields, validation rules
Familiarity with document/file migration at scale: metadata extraction, filename parsing, large-volume validation and dealing with corrupted or ambiguous data or metadata
Strong knowledge of backend design patterns (dependency injection, repository, mediator, factory)
English language skills (B2+ minimum): required for clear communication with stakeholders and documentation of architectural decisions
Hands-on experience with CQRS, Domain-Driven Design, and Event Sourcing
Ability to design and implement aggregates, entities, value objects, and bounded contexts
Skilled in building systems that enforce clear separation of concerns, scalability, and maintainability

Job Responsibility

Lead the data migration workstream for a compliance-critical public-sector registry system
Converting a fully normalised relational database into an event-sourced architecture, migrating large volumes of document files, and ensuring every data related decision is documented and approved by the client

What we offer

100% remote work
Flexible hours
International projects
Business english lessons
Participation in charity actions
In-house technology workshops

Fulltime

Senior Software Engineer (.NET)

Software Resources has an immediate, long term contract job opportunity for a Se...

Location

United States , Celebration, FL

Salary:

Not provided

Software Resources

Expiration Date

Until further notice

Requirements

Minimum 5 years of professional software engineering experience, with a strong emphasis on .NET development
Expert knowledge of C#, .NET Framework, .NET Core/6+, ASP.NET Web API, and related technologies
Experience developing and supporting applications using relational databases (SQL Server, Oracle, or both)
Strong understanding of API design, RESTful services, and WCF service architectures
Experience supporting production systems, including troubleshooting, debugging, and incident response
Familiarity with Agile methodologies (standups, sprint planning, story grooming, retros)
Experience with CI/CD pipelines and tooling such as Azure DevOps, GitLab, GitHub Actions, or Jenkins, including automated builds and deployments
Experience with Docker and containerized applications
Experience using monitoring/logging tools (such as Grafana, AppDynamics, Splunk, ELK, or similar)
Understanding of software engineering best practices including unit testing, documentation, and code reviews

Job Responsibility

Support and enhance shipboard .NET applications used by multiple Crew operational teams
Contribute to modernization efforts, including possible rewrite prep with analysis of legacy shipboard systems
Work on applications that must perform in a disconnected on-prem environment (ship’s network only, no internet)
Build and maintain integrations with other systems
Partner with shipboard operations, Crew Office leadership, safety operations, and technical partners to deliver stable, user-focused solutions
Lead or contribute to analysis, design, programming, debugging, and enhancement of .NET applications supporting Crew Systems
Support L2/L3 ticket triage, defect analysis, root-cause investigations, and incident resolution for shipboard systems
Develop and maintain WCF backend services, RESTful APIs, and WPF UI components using .NET Framework and .NET Core
Build software solutions that must perform reliably in distributed, sometimes offline, shipboard environments
Write clean, testable, maintainable code and participate in code reviews

What we offer

medical, dental, and vision coverage
a 401(k) with company match
short-term disability
life insurance with AD&D

.NET Migration Engineer

Orbis Consultants

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 11, 2025

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Job Description:

Job Responsibility:

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Additional Information:

Job Posted:December 11, 2025

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