Billing, Query and Root Cause Specialist - 6 Months FTC
As a Billing, Query and Root Cause Specialist within O2 Business, you will play a vital role in helping customers resolve complex billing issues that are preventing payment and delaying account resolution. You will act as a central point of coordination, working across Revenue Operations and customer-facing teams to investigate, validate and resolve queries while maintaining clear and consistent communication with customers throughout the journey.
In this role, you will take ownership of customer queries end to end, identifying the root cause of billing or account issues, applying accurate system corrections and ensuring robust audit trails are maintained. Alongside resolving individual cases, you will contribute to continuous improvement by feeding back insights and supporting changes that help prevent repeat issues and protect revenue.
Who we are
O2 Business is our new focused, digital ‑ first B2B business serving customers across small, medium, and large enterprises, as well as the public sector. Powered by our next ‑ generation fixed and mobile infrastructure, the new entity will offer a broader portfolio of best ‑ in ‑ class solutions – including cloud ‑ based communication tools, voice and contact centre offerings, and 5G private networks – supported by a culture that prioritises in ‑ office collaboration, with our teams generally working together on site five days a week.
The must haves
In order to be considered, you must have the following experience;
• Experience working within Revenue Operations or similar billing and finance operational environments • Proven ability to investigate and resolve complex billing or account queries • Strong understanding of billing, collections, disconnections or customer care processes • Experience maintaining accurate records and audit trails using CRM or billing systems such as Salesforce or Remedy • High attention to detail with an understanding of regulatory and compliance requirements
The other stuff we are looking for
We’d also love you to bring;
• Experience working across multiple stakeholders including Sales, Service, BPO or Legal teams • Confidence analysing customer and business data to identify root cause and drive resolution • Strong organisational skills with the ability to manage multiple cases and deadlines • Clear, confident communication skills with customers and internal teams • A proactive mindset focused on continuous improvement and preventing future issues
What's in it for you
Working at O2 Business, you’ll get a rewards package that is designed to support both you and your loved ones, making sure that you’re covered no matter what life throws your way.
Next steps
If we feel like a place where you can belong, we’d love to learn more about you as a person and your experience to date.
When you apply, you’ll be asked about any adjustments you might need to support the recruitment process. Let us know, and we’ll be sure to discuss it with you.
Please note: Applications will be reviewed, and interviews conducted throughout the duration of this advert, therefore we may bring the closing date forward. We encourage all interested applicants to apply as soon as possible. If you’re offered a job with us, it will be conditional, based on the passing of background checks. All roles require a criminal record check and some roles need a financial probity check. Your recruiter can provide you with more information if needed.
#LI-NA1
- £31k - £41k per annumEstimated...a key role in protecting and maximising revenue by ensuring our billing and revenue processes are accurate, robust, and well controlled.... ...revenue processes. From identifying revenue leakage to supporting month end activities and continuous improvement, you will be at the heart...Fixed-term contractFull-timeOn-siteImmediate start5 days/week
£24.92k per annum
Customer Service Advisor - 12 Month Fixed Term Contract Location:... ...which suits them. Handling queries with confidence whether it’s about... ...branches and embedding deep roots in our local communities. You... ...further contributions up to 10.6% Enhanced maternity, paternity...Fixed-term contractFull-timeHybrid workingOn-siteImmediate startMonday to FridayFlexible hoursNight shift£41.6k - £44.2k per annum
...recruiting across a range of roles and seniority levels within multiple functions Proven track record of sourcing and delivering on specialist and niche roles, using a mix of direct sourcing, market mapping, and targeted attraction strategies Strong capability in managing...Fixed-term contract£40k - £45k per annum
Act as a trusted partner to managers, providing pragmatic HR advice Coach and influence stakeholders on performance management, grievances, and disciplinary matters Support organisational design and change initiatives, including consultations and team restructures ...Fixed-term contractInterim£19 per hour
...Control Room Specialist Location: Birmingham, West Midlands Shift Pattern: Mornings... ...leaders and managers regarding system-related queries. Analyse performance data and provide... ...and system optimisation. Conduct root cause analysis on system and operational...SuggestedFull-timeShift workNight shiftRotating shiftsDay shift- £56k - £72k per annumEstimated...Provides leadership and direction to a team of Lead Programme Specialists / Programme Specialists, ensuring high performance, development... ...progress against the plan Prepares and delivers weekly and monthly status reports to Allegis Group Services and customer senior management...Fixed-term contractLong-term contractPermanentFull-timeHybrid workingOn-siteWork from home
£25k per annum
...certification • Understanding of professional services operations, including resource management, project delivery, time recording and billing processes We Want You to Bring Your Whole Self to Work There is no such thing as the perfect candidate, so if you think you...Fixed-term contractLong-term contractHybrid workingOn-siteRemote- £37k - £48k per annumEstimated...concession spaces build on a Disney Store presence within Selfridges London and the flagship Disney Store on Oxford Street. This will be a 12 month fixed-term contract. What You Will Do ~ Achieve performance and sales objectives as communicated by Line Manager ~ Drive...Fixed-term contract
- ...It's more than a job As a Customs Specialist at Kuehne+Nagel, your job is to optimise logistics to keep our global supply chains running... ...preventative actions to ensure operational excellence through root cause analysis. How you create impact Identify exceptions...Long-term contractPermanentImmediate startFlexible hours
- ...Artifex Interior Systems is pleased to confirm the below opportunity within our business: Business Manager – 12-month FTC Main purpose of the job • Construct Customer quotations in-line with business standard metrics and documentation for all design changes, both Customer...Fixed-term contractTemporary
£60k - £70k per annum
...complies with company policies and approval controls Maintain supplier records and manage supplier queries and relationships Monitor spend, PO compliance, and support month-end reporting Identify and challenge non-compliant spend across the business Drive process...Permanent- £47k - £63k per annumEstimated...you will do Johnson Controls is seeking a Metasys Controls Specialist to play a key role in shaping the future of smart buildings for... ...global delivery organizations. Support complex troubleshooting, root cause analysis, and continuous improvement of controls solutions....Full-timeHybrid working
£29.56k - £37.76k per annum
...centred on opportunity for all. Purpose As an IPS Employment Specialist, your mission is to empower individuals with mental health support... ...leave each year ~An enhanced pension scheme after 6 months ~Life Assurance at 3 times your annual salary rate ~Access to...PermanentApprenticeship- £72k - £93k per annumEstimated...of Finance Transformation Hybrid-Birmingham or Gloucestershire FTC 12 months may be extended Overview We are looking for a Head of... ...key initiatives, including: IFS implementation (finance and billing processes) Integration of Mitie Compliance into the wider Marlowe...Fixed-term contractHybrid working
- ...concession space builds on a Disney Store presence within Selfridges London and the flagship Disney Store on Oxford Street. This will be a 12 month fixed-term contract. Our Mission “Creating Magical Moments for Guest of all Ages” The Senior Cast Member reports to a...Fixed-term contract
- ...concession space builds on a Disney Store presence within Selfridges London and the flagship Disney Store on Oxford Street. This will be a 12 month fixed-term contract. What You Will Do Show Sales Takes a proactive role in maintaining Disney brand standards....Fixed-term contractDay shift
- ...join the Prison Community Mental Health team as a Band 6 CPN here at HMP Birmingham for a 12-month fixed term period. This part-time post is in our busy... ...and attracts nurses from a range of professional specialist areas, such as Assertive Outreach and Forensic Services...Fixed-term contractPart-timeImmediate startProbationary period
£40k per annum
...national healthcare property team on a 12‑month fixed‑term contract for an immediate... ...leasing and property teams with technical queries • Working with internal stakeholders and... ...independently Role Details • 12‑month FTC • Immediate start preferred • Salary...Fixed-term contractFull-timeImmediate startRemoteMonday to Friday£60k - £90k per annum
...growth and existing client needs, the firm is currently seeking a 3-6 year PQE Corporate Associate to join their team. This role... ...an excellent academic record, first-rate inter-personal skills, specialist technical ability and demonstrable corporate experience derived from...PermanentOn-site- £31k - £42k per annumEstimated...diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. Student Coach 14 Month Fixed-term contract Level 2 - Senior Associate Location – Birmingham Hybrid working - currently a minimum of 1-2 days in...Fixed-term contractApprenticeshipHybrid workingOn-site
- ...seeking to recruit a highly motivated Band 6 Dental Nurse Manager for a 12month fixed... ...in a wide range of community nursing and specialist healthcare roles. BCHC delivers over 100 clinical... ...to integrated, personalised care that is rooted in our local communities. We have an...Fixed-term contractFull-timeBank staffFlexible hours
£450 - £500 per day
...£500 Per Day Contract Length: Initial 6 Month Contract Start Date: Immediate Are... ...Manufacturing Project Manager or Industrialisation Specialist with a track record of delivering complex... ...implement structured fault-finding and root cause analysis activities. Work...Daily payImmediate start- £43k - £57k per annumEstimated...are seeking an experienced AML & Conflicts Analyst to join on a 12-month fixed-term contract. This is an excellent opportunity to build on... ...searches ~Support fee earners with AML and source of funds queries ~Assist in resolving conflicts and maintaining compliance standards...Fixed-term contractPermanentFull-timeHybrid workingFlexible hours
£150 - £210 per day
Job Description Year 6 Teacher – Maternity Cover (September 2026 – July 2027) Location:Birmingham Salary: £150 – £210 per day (dependent on experience) Contract:Full-time, Fixed Term Start Date: Sepember 2026 PK Education arecurrently recruiting for an enthusiastic...Fixed-term contractDaily payLong-term contractPermanentFull-timeTemporary£15 per hour
...End of Tenancy Cleaning Specialist Required A UK-based cleaning company is seeking skilled End-of-Tenancy Cleaning Specialists to support property preparation between tenancies. This role involves restoring vacant properties to a high standard, ensuring they are ready...Fixed-term contractHourly payFull-timePart-timeMonday to FridayFlexible hoursShift workWeekend work£14.27 per hour
...and hotel accommodation) ~ guaranteed minimum-hour contract ~ monthly bonus scheme ~28 days' paid holiday (pro rata) ~ company sick pay... ...this vacancy may close early. HOURS PER WEEK MONDAY HOURS 6:00 10:00 TUESDAY HOURS 6:00 10:00 WEDNESDAY HOURS 6:00...Hourly pay- £64k - £82k per annumEstimated...Gain a deep understanding of the products and provide training and support to both sales teams and customers, answering product-related queries and offering technical expertise. Support the sales team with tender submissions, customer events, and other initiatives as needed...Fixed-term contractOn-siteNight shift
£65k - £75k per annum
...Commercial Projects Solicitor (5+ PQE) Remote Working (minimal office attendance will be required - 1 day a month) Salary dependant on experience. Douglas Scott is working with a leading firm that is expanding its highly regarded Energy & Resource...PermanentPrivate practiceOn-siteRemote£28 per hour
...Specialist 1-to-1 Study Skills Support (ASC) | Autism Support | Location: Birmingham Rate of Pay: £28 per hour + £3.38 accrued holiday... ...Candidates must be qualified to undergraduate degree level (level 6 as minimum), have a teaching qualification AND have taken extensive...Hourly payWeekly payPart-timeFlexible hours£35k - £45k per annum
...Financial Transactional Lead Fixed Term Contract: 6 Months Salary: £45,000 Location: Rubery, Birmingham The Role Understand... ...Provide support for year-end audit activities and ad-hoc audit queries. Support weekly payment runs, cash management, credit control...Fixed-term contractWeekly payPermanentFull-time
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Billing, Query and Root Cause Specialist - 6 Months FTC. Be the first to apply!
- records management specialist Birmingham
- mobility specialist Birmingham
- clinical specialist camhs Birmingham
- bank reconciliation specialist Birmingham
- professional specialist Birmingham
- change management specialist Birmingham
- purchasing specialist Birmingham
- specialist teacher Birmingham
- assistive technology specialist Birmingham
- assessment specialist Birmingham


